diff --git a/abstractrange.go b/abstractrange.go
index ad6b12f..042aa15 100644
--- a/abstractrange.go
+++ b/abstractrange.go
@@ -7,9 +7,9 @@ import "syscall/js"
 type AbstractRangeIFace interface {
 	GetCollapsed() bool
 	GetEndContainer() Node
-	GetEndOffset() float64
+	GetEndOffset() int
 	GetStartContainer() Node
-	GetStartOffset() float64
+	GetStartOffset() int
 }
 type AbstractRange struct {
 	Value
@@ -27,15 +27,15 @@ func (a AbstractRange) GetEndContainer() Node {
 	val := a.Get("endContainer")
 	return JSValueToNode(val.JSValue())
 }
-func (a AbstractRange) GetEndOffset() float64 {
+func (a AbstractRange) GetEndOffset() int {
 	val := a.Get("endOffset")
-	return val.Float()
+	return val.Int()
 }
 func (a AbstractRange) GetStartContainer() Node {
 	val := a.Get("startContainer")
 	return JSValueToNode(val.JSValue())
 }
-func (a AbstractRange) GetStartOffset() float64 {
+func (a AbstractRange) GetStartOffset() int {
 	val := a.Get("startOffset")
-	return val.Float()
+	return val.Int()
 }
diff --git a/audiotracklist.go b/audiotracklist.go
index 78b1b40..d7f6193 100644
--- a/audiotracklist.go
+++ b/audiotracklist.go
@@ -8,7 +8,7 @@ type AudioTrackListIFace interface {
 	AddEventListener(args ...interface{})
 	DispatchEvent(args ...interface{}) bool
 	GetTrackById(args ...interface{}) AudioTrack
-	GetLength() float64
+	GetLength() int
 	GetOnaddtrack() EventHandler
 	SetOnaddtrack(EventHandler)
 	GetOnchange() EventHandler
@@ -30,9 +30,9 @@ func (a AudioTrackList) GetTrackById(args ...interface{}) AudioTrack {
 	val := a.Call("getTrackById", args...)
 	return JSValueToAudioTrack(val.JSValue())
 }
-func (a AudioTrackList) GetLength() float64 {
+func (a AudioTrackList) GetLength() int {
 	val := a.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (a AudioTrackList) GetOnaddtrack() EventHandler {
 	val := a.Get("onaddtrack")
diff --git a/blob.go b/blob.go
index fd5d09c..0bfd24e 100644
--- a/blob.go
+++ b/blob.go
@@ -5,7 +5,7 @@ package dom
 import "syscall/js"
 
 type BlobIFace interface {
-	GetSize() float64
+	GetSize() int
 	Slice(args ...interface{}) Blob
 	GetType() string
 }
@@ -15,9 +15,9 @@ type Blob struct {
 
 func JSValueToBlob(val js.Value) Blob { return Blob{Value: Value{Value: val}} }
 func (v Value) AsBlob() Blob          { return Blob{Value: v} }
-func (b Blob) GetSize() float64 {
+func (b Blob) GetSize() int {
 	val := b.Get("size")
-	return val.Float()
+	return val.Int()
 }
 func (b Blob) Slice(args ...interface{}) Blob {
 	val := b.Call("slice", args...)
diff --git a/cdatasection.go b/cdatasection.go
index 765a143..00c350f 100644
--- a/cdatasection.go
+++ b/cdatasection.go
@@ -27,7 +27,7 @@ type CDATASectionIFace interface {
 	IsEqualNode(args ...interface{}) bool
 	IsSameNode(args ...interface{}) bool
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	GetNextSibling() Node
diff --git a/characterdata.go b/characterdata.go
index de07a66..62e8533 100644
--- a/characterdata.go
+++ b/characterdata.go
@@ -29,7 +29,7 @@ type CharacterDataIFace interface {
 	IsEqualNode(args ...interface{}) bool
 	IsSameNode(args ...interface{}) bool
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	GetNextElementSibling() Element
@@ -86,9 +86,9 @@ func (c CharacterData) DeleteData(args ...interface{}) {
 func (c CharacterData) InsertData(args ...interface{}) {
 	c.Call("insertData", args...)
 }
-func (c CharacterData) GetLength() float64 {
+func (c CharacterData) GetLength() int {
 	val := c.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (c CharacterData) GetNextElementSibling() Element {
 	val := c.Get("nextElementSibling")
diff --git a/cmd/dom/main.go b/cmd/dom/main.go
index 50fc5ed..6efcc3f 100644
--- a/cmd/dom/main.go
+++ b/cmd/dom/main.go
@@ -1,18 +1,17 @@
 package main
 
 import (
-	"github.com/brettlangdon/go-dom/v1/console"
-	"github.com/brettlangdon/go-dom/v1/document"
-	"github.com/brettlangdon/go-dom/v1/window"
+	"github.com/brettlangdon/go-dom/console"
+	"github.com/brettlangdon/go-dom/document"
+	"github.com/brettlangdon/go-dom/window"
 )
 
 func main() {
 	loc := window.GetLocation()
-	console.Dir(loc.JSValue())
+	console.Dir(loc)
 
 	nodes := document.QuerySelectorAll("div")
-	var i float64 = 0
-	for ; i < nodes.GetLength(); i++ {
-		console.Dir(nodes.Item(i).JSValue())
+	for i := 0; i < nodes.GetLength(); i++ {
+		console.Dir(nodes.Item(i))
 	}
 }
diff --git a/comment.go b/comment.go
index 1707b06..eb0e8f6 100644
--- a/comment.go
+++ b/comment.go
@@ -27,7 +27,7 @@ type CommentIFace interface {
 	IsEqualNode(args ...interface{}) bool
 	IsSameNode(args ...interface{}) bool
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	GetNextSibling() Node
diff --git a/console/console.go b/console/console.go
index 2d5985e..20b8276 100644
--- a/console/console.go
+++ b/console/console.go
@@ -2,7 +2,7 @@
 // console/console.go
 package console
 
-import dom "github.com/brettlangdon/go-dom/v1"
+import dom "github.com/brettlangdon/go-dom"
 import "syscall/js"
 
 var value dom.Value
diff --git a/css/css.go b/css/css.go
index ff6d23e..9fd9ea8 100644
--- a/css/css.go
+++ b/css/css.go
@@ -2,7 +2,7 @@
 // css/css.go
 package css
 
-import dom "github.com/brettlangdon/go-dom/v1"
+import dom "github.com/brettlangdon/go-dom"
 import "syscall/js"
 
 var value dom.Value
diff --git a/cssgroupingrule.go b/cssgroupingrule.go
index c20432a..109d619 100644
--- a/cssgroupingrule.go
+++ b/cssgroupingrule.go
@@ -9,7 +9,7 @@ type CSSGroupingRuleIFace interface {
 	GetCssText() string
 	SetCssText(string)
 	DeleteRule(args ...interface{})
-	InsertRule(args ...interface{}) float64
+	InsertRule(args ...interface{}) int
 	GetParentRule() CSSRule
 	GetParentStyleSheet() CSSStyleSheet
 	GetType() int
@@ -30,7 +30,7 @@ func (c CSSGroupingRule) GetCssRules() CSSRuleList {
 func (c CSSGroupingRule) DeleteRule(args ...interface{}) {
 	c.Call("deleteRule", args...)
 }
-func (c CSSGroupingRule) InsertRule(args ...interface{}) float64 {
+func (c CSSGroupingRule) InsertRule(args ...interface{}) int {
 	val := c.Call("insertRule", args...)
-	return val.Float()
+	return val.Int()
 }
diff --git a/csspagerule.go b/csspagerule.go
index 23c140f..33535a6 100644
--- a/csspagerule.go
+++ b/csspagerule.go
@@ -9,7 +9,7 @@ type CSSPageRuleIFace interface {
 	GetCssText() string
 	SetCssText(string)
 	DeleteRule(args ...interface{})
-	InsertRule(args ...interface{}) float64
+	InsertRule(args ...interface{}) int
 	GetParentRule() CSSRule
 	GetParentStyleSheet() CSSStyleSheet
 	GetSelectorText() string
diff --git a/cssrulelist.go b/cssrulelist.go
index bd1abf7..0257d86 100644
--- a/cssrulelist.go
+++ b/cssrulelist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type CSSRuleListIFace interface {
 	Item(args ...interface{}) CSSRule
-	GetLength() float64
+	GetLength() int
 }
 type CSSRuleList struct {
 	Value
@@ -18,7 +18,7 @@ func (c CSSRuleList) Item(args ...interface{}) CSSRule {
 	val := c.Call("item", args...)
 	return JSValueToCSSRule(val.JSValue())
 }
-func (c CSSRuleList) GetLength() float64 {
+func (c CSSRuleList) GetLength() int {
 	val := c.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/cssstyledeclaration.go b/cssstyledeclaration.go
index 840cefb..d4f45f5 100644
--- a/cssstyledeclaration.go
+++ b/cssstyledeclaration.go
@@ -12,7 +12,7 @@ type CSSStyleDeclarationIFace interface {
 	GetPropertyPriority(args ...interface{}) string
 	GetPropertyValue(args ...interface{}) string
 	Item(args ...interface{}) string
-	GetLength() float64
+	GetLength() int
 	GetParentRule() CSSRule
 	RemoveProperty(args ...interface{}) string
 	SetProperty(args ...interface{})
@@ -51,9 +51,9 @@ func (c CSSStyleDeclaration) Item(args ...interface{}) string {
 	val := c.Call("item", args...)
 	return val.String()
 }
-func (c CSSStyleDeclaration) GetLength() float64 {
+func (c CSSStyleDeclaration) GetLength() int {
 	val := c.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (c CSSStyleDeclaration) GetParentRule() CSSRule {
 	val := c.Get("parentRule")
diff --git a/cssstylesheet.go b/cssstylesheet.go
index 52f7d2c..c6b94ca 100644
--- a/cssstylesheet.go
+++ b/cssstylesheet.go
@@ -10,7 +10,7 @@ type CSSStyleSheetIFace interface {
 	GetDisabled() bool
 	SetDisabled(bool)
 	GetHref() string
-	InsertRule(args ...interface{}) float64
+	InsertRule(args ...interface{}) int
 	GetMedia() MediaList
 	GetOwnerNode()
 	GetOwnerRule() CSSRule
@@ -34,9 +34,9 @@ func (c CSSStyleSheet) GetCssRules() CSSRuleList {
 func (c CSSStyleSheet) DeleteRule(args ...interface{}) {
 	c.Call("deleteRule", args...)
 }
-func (c CSSStyleSheet) InsertRule(args ...interface{}) float64 {
+func (c CSSStyleSheet) InsertRule(args ...interface{}) int {
 	val := c.Call("insertRule", args...)
-	return val.Float()
+	return val.Int()
 }
 func (c CSSStyleSheet) GetOwnerRule() CSSRule {
 	val := c.Get("ownerRule")
diff --git a/datatransferitemlist.go b/datatransferitemlist.go
index 4f9a83a..86f7aba 100644
--- a/datatransferitemlist.go
+++ b/datatransferitemlist.go
@@ -8,7 +8,7 @@ type DataTransferItemListIFace interface {
 	Add(args ...interface{}) DataTransferItem
 	AddWithArgs(args ...interface{}) DataTransferItem
 	Clear(args ...interface{})
-	GetLength() float64
+	GetLength() int
 	Remove(args ...interface{})
 }
 type DataTransferItemList struct {
@@ -30,9 +30,9 @@ func (d DataTransferItemList) AddWithArgs(args ...interface{}) DataTransferItem
 func (d DataTransferItemList) Clear(args ...interface{}) {
 	d.Call("clear", args...)
 }
-func (d DataTransferItemList) GetLength() float64 {
+func (d DataTransferItemList) GetLength() int {
 	val := d.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (d DataTransferItemList) Remove(args ...interface{}) {
 	d.Call("remove", args...)
diff --git a/dedicatedworkerglobalscope.go b/dedicatedworkerglobalscope.go
index 0f986c6..c696640 100644
--- a/dedicatedworkerglobalscope.go
+++ b/dedicatedworkerglobalscope.go
@@ -31,7 +31,7 @@ type DedicatedWorkerGlobalScopeIFace interface {
 	SetOnunhandledrejection(EventHandler)
 	PostMessage(args ...interface{})
 	RemoveEventListener(args ...interface{})
-	RequestAnimationFrame(args ...interface{}) float64
+	RequestAnimationFrame(args ...interface{}) int
 	GetSelf() WorkerGlobalScope
 }
 type DedicatedWorkerGlobalScope struct {
@@ -73,7 +73,7 @@ func (d DedicatedWorkerGlobalScope) SetOnmessageerror(val EventHandler) {
 func (d DedicatedWorkerGlobalScope) PostMessage(args ...interface{}) {
 	d.Call("postMessage", args...)
 }
-func (d DedicatedWorkerGlobalScope) RequestAnimationFrame(args ...interface{}) float64 {
+func (d DedicatedWorkerGlobalScope) RequestAnimationFrame(args ...interface{}) int {
 	val := d.Call("requestAnimationFrame", args...)
-	return val.Float()
+	return val.Int()
 }
diff --git a/document.go b/document.go
index e80abe9..dead6c5 100644
--- a/document.go
+++ b/document.go
@@ -12,7 +12,7 @@ type DocumentIFace interface {
 	GetBaseURI() string
 	GetCharacterSet() string
 	GetCharset() string
-	GetChildElementCount() float64
+	GetChildElementCount() int
 	GetChildNodes() NodeList
 	GetChildren() HTMLCollection
 	CloneNode(args ...interface{}) Node
@@ -231,9 +231,9 @@ func (d Document) GetCharset() string {
 	val := d.Get("charset")
 	return val.String()
 }
-func (d Document) GetChildElementCount() float64 {
+func (d Document) GetChildElementCount() int {
 	val := d.Get("childElementCount")
-	return val.Float()
+	return val.Int()
 }
 func (d Document) GetChildren() HTMLCollection {
 	val := d.Get("children")
diff --git a/document/document.go b/document/document.go
index 2107607..61094ec 100644
--- a/document/document.go
+++ b/document/document.go
@@ -2,7 +2,7 @@
 // document/document.go
 package document
 
-import dom "github.com/brettlangdon/go-dom/v1"
+import dom "github.com/brettlangdon/go-dom"
 import "syscall/js"
 
 var value dom.Document
@@ -31,7 +31,7 @@ func GetCharacterSet() string {
 func GetCharset() string {
 	return value.GetCharset()
 }
-func GetChildElementCount() float64 {
+func GetChildElementCount() int {
 	return value.GetChildElementCount()
 }
 func GetChildNodes() dom.NodeList {
diff --git a/documentfragment.go b/documentfragment.go
index 2e83c3e..9bd7dfa 100644
--- a/documentfragment.go
+++ b/documentfragment.go
@@ -9,7 +9,7 @@ type DocumentFragmentIFace interface {
 	Append(args ...interface{})
 	AppendChild(args ...interface{}) Node
 	GetBaseURI() string
-	GetChildElementCount() float64
+	GetChildElementCount() int
 	GetChildNodes() NodeList
 	GetChildren() HTMLCollection
 	CloneNode(args ...interface{}) Node
@@ -62,9 +62,9 @@ func (v Value) AsDocumentFragment() DocumentFragment { return DocumentFragment{V
 func (d DocumentFragment) Append(args ...interface{}) {
 	d.Call("append", args...)
 }
-func (d DocumentFragment) GetChildElementCount() float64 {
+func (d DocumentFragment) GetChildElementCount() int {
 	val := d.Get("childElementCount")
-	return val.Float()
+	return val.Int()
 }
 func (d DocumentFragment) GetChildren() HTMLCollection {
 	val := d.Get("children")
diff --git a/domrectlist.go b/domrectlist.go
index f2e578c..ad39da5 100644
--- a/domrectlist.go
+++ b/domrectlist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type DOMRectListIFace interface {
 	Item(args ...interface{}) DOMRect
-	GetLength() float64
+	GetLength() int
 }
 type DOMRectList struct {
 	Value
@@ -18,7 +18,7 @@ func (d DOMRectList) Item(args ...interface{}) DOMRect {
 	val := d.Call("item", args...)
 	return JSValueToDOMRect(val.JSValue())
 }
-func (d DOMRectList) GetLength() float64 {
+func (d DOMRectList) GetLength() int {
 	val := d.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/domstringlist.go b/domstringlist.go
index 8d9199f..8180f91 100644
--- a/domstringlist.go
+++ b/domstringlist.go
@@ -7,7 +7,7 @@ import "syscall/js"
 type DOMStringListIFace interface {
 	Contains(args ...interface{}) bool
 	Item(args ...interface{}) string
-	GetLength() float64
+	GetLength() int
 }
 type DOMStringList struct {
 	Value
@@ -25,7 +25,7 @@ func (d DOMStringList) Item(args ...interface{}) string {
 	val := d.Call("item", args...)
 	return val.String()
 }
-func (d DOMStringList) GetLength() float64 {
+func (d DOMStringList) GetLength() int {
 	val := d.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/domtimestamp.go b/domtimestamp.go
index 310d116..53d014d 100644
--- a/domtimestamp.go
+++ b/domtimestamp.go
@@ -4,8 +4,8 @@ package dom
 
 import "syscall/js"
 
-type DOMTimeStamp float64
+type DOMTimeStamp int
 
 func JSValueToDOMTimeStamp(val js.Value) DOMTimeStamp {
-	return DOMTimeStamp(val.Float())
+	return DOMTimeStamp(val.Int())
 }
diff --git a/domtokenlist.go b/domtokenlist.go
index 5bde089..b5b7383 100644
--- a/domtokenlist.go
+++ b/domtokenlist.go
@@ -8,7 +8,7 @@ type DOMTokenListIFace interface {
 	Add(args ...interface{})
 	Contains(args ...interface{}) bool
 	Item(args ...interface{}) string
-	GetLength() float64
+	GetLength() int
 	Remove(args ...interface{})
 	Replace(args ...interface{}) bool
 	Supports(args ...interface{}) bool
@@ -33,9 +33,9 @@ func (d DOMTokenList) Item(args ...interface{}) string {
 	val := d.Call("item", args...)
 	return val.String()
 }
-func (d DOMTokenList) GetLength() float64 {
+func (d DOMTokenList) GetLength() int {
 	val := d.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (d DOMTokenList) Remove(args ...interface{}) {
 	d.Call("remove", args...)
diff --git a/element.go b/element.go
index 7da3ed5..ec4e7fb 100644
--- a/element.go
+++ b/element.go
@@ -14,7 +14,7 @@ type ElementIFace interface {
 	GetAttributes() NamedNodeMap
 	GetBaseURI() string
 	Before(args ...interface{})
-	GetChildElementCount() float64
+	GetChildElementCount() int
 	GetChildNodes() NodeList
 	GetChildren() HTMLCollection
 	GetClassList() DOMTokenList
@@ -122,9 +122,9 @@ func (e Element) GetAttributes() NamedNodeMap {
 func (e Element) Before(args ...interface{}) {
 	e.Call("before", args...)
 }
-func (e Element) GetChildElementCount() float64 {
+func (e Element) GetChildElementCount() int {
 	val := e.Get("childElementCount")
-	return val.Float()
+	return val.Int()
 }
 func (e Element) GetChildren() HTMLCollection {
 	val := e.Get("children")
diff --git a/errorevent.go b/errorevent.go
index 561eda5..d0de736 100644
--- a/errorevent.go
+++ b/errorevent.go
@@ -9,7 +9,7 @@ type ErrorEventIFace interface {
 	GetCancelBubble() bool
 	SetCancelBubble(bool)
 	GetCancelable() bool
-	GetColno() float64
+	GetColno() int
 	GetComposed() bool
 	ComposedPath(args ...interface{})
 	GetCurrentTarget() EventTarget
@@ -19,7 +19,7 @@ type ErrorEventIFace interface {
 	GetFilename() string
 	InitEvent(args ...interface{})
 	GetIsTrusted() bool
-	GetLineno() float64
+	GetLineno() int
 	GetMessage() string
 	PreventDefault(args ...interface{})
 	GetReturnValue() bool
@@ -38,9 +38,9 @@ type ErrorEvent struct {
 
 func JSValueToErrorEvent(val js.Value) ErrorEvent { return ErrorEvent{Value: Value{Value: val}} }
 func (v Value) AsErrorEvent() ErrorEvent          { return ErrorEvent{Value: v} }
-func (e ErrorEvent) GetColno() float64 {
+func (e ErrorEvent) GetColno() int {
 	val := e.Get("colno")
-	return val.Float()
+	return val.Int()
 }
 func (e ErrorEvent) GetError() Value {
 	val := e.Get("error")
@@ -50,9 +50,9 @@ func (e ErrorEvent) GetFilename() string {
 	val := e.Get("filename")
 	return val.String()
 }
-func (e ErrorEvent) GetLineno() float64 {
+func (e ErrorEvent) GetLineno() int {
 	val := e.Get("lineno")
-	return val.Float()
+	return val.Int()
 }
 func (e ErrorEvent) GetMessage() string {
 	val := e.Get("message")
diff --git a/file.go b/file.go
index 4927fbd..f293167 100644
--- a/file.go
+++ b/file.go
@@ -5,9 +5,9 @@ package dom
 import "syscall/js"
 
 type FileIFace interface {
-	GetLastModified() float64
+	GetLastModified() int
 	GetName() string
-	GetSize() float64
+	GetSize() int
 	Slice(args ...interface{}) Blob
 	GetType() string
 }
@@ -18,9 +18,9 @@ type File struct {
 
 func JSValueToFile(val js.Value) File { return File{Value: Value{Value: val}} }
 func (v Value) AsFile() File          { return File{Value: v} }
-func (f File) GetLastModified() float64 {
+func (f File) GetLastModified() int {
 	val := f.Get("lastModified")
-	return val.Float()
+	return val.Int()
 }
 func (f File) GetName() string {
 	val := f.Get("name")
diff --git a/filelist.go b/filelist.go
index 1416270..3da3083 100644
--- a/filelist.go
+++ b/filelist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type FileListIFace interface {
 	Item(args ...interface{}) File
-	GetLength() float64
+	GetLength() int
 }
 type FileList struct {
 	Value
@@ -18,7 +18,7 @@ func (f FileList) Item(args ...interface{}) File {
 	val := f.Call("item", args...)
 	return JSValueToFile(val.JSValue())
 }
-func (f FileList) GetLength() float64 {
+func (f FileList) GetLength() int {
 	val := f.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/generate/generator.go b/generate/generator.go
index 3f8b1ef..68d84b1 100644
--- a/generate/generator.go
+++ b/generate/generator.go
@@ -435,7 +435,7 @@ func (g *Generator) generateNamespace(spec Spec) (err error) {
 	b.WriteString("// Code generated DO NOT EDIT")
 	b.WriteF("// %s", fname)
 	b.WriteF("package %s", d)
-	b.WriteString("import dom \"github.com/brettlangdon/go-dom/v1\"")
+	b.WriteString("import dom \"github.com/brettlangdon/go-dom\"")
 	b.WriteString("import \"syscall/js\"")
 
 	vt := "Value"
diff --git a/generate/idl_type.go b/generate/idl_type.go
index 3a55c36..bf405d3 100644
--- a/generate/idl_type.go
+++ b/generate/idl_type.go
@@ -24,11 +24,12 @@ func convertIDLType(idlType interface{}) string {
 		switch t {
 		case "USVString", "DOMString", "CSSOMString":
 			t = "string"
-		case "unsigned long", "long", "unsigned long long",
-			"double", "unrestricted double", "long long":
-			t = "float64"
-		case "unsigned short", "short":
+		case "unsigned long", "unsigned long long",
+			"long", "long long",
+			"unsigned short", "short":
 			t = "int"
+		case "double", "unrestricted double":
+			t = "float64"
 		case "boolean":
 			t = "bool"
 		case "any", "object":
diff --git a/generate/static/value.go b/generate/static/value.go
index 56c8722..a47a653 100644
--- a/generate/static/value.go
+++ b/generate/static/value.go
@@ -16,11 +16,28 @@ func (v Value) JSValue() js.Value  { return v.Value }
 func (v Value) Get(p string) Value { return JSValueToValue(v.Value.Get(p)) }
 func (v Value) Index(i int) Value  { return JSValueToValue(v.Value.Index(i)) }
 func (v Value) Call(m string, args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.Call(m, args...))
 }
 func (v Value) Invoke(args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.Invoke(args...))
 }
 func (v Value) New(args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.New(args...))
 }
+
+func GetJSValue(v interface{}) interface{} {
+	t, ok := v.(JSValue)
+	if ok {
+		return t.JSValue()
+	}
+	return v
+}
diff --git a/go.mod b/go.mod
index fb79674..5668795 100644
--- a/go.mod
+++ b/go.mod
@@ -1 +1 @@
-module github.com/brettlangdon/go-dom/v1
+module github.com/brettlangdon/go-dom
diff --git a/history.go b/history.go
index 0edc7a1..c7f9dbc 100644
--- a/history.go
+++ b/history.go
@@ -8,7 +8,7 @@ type HistoryIFace interface {
 	Back(args ...interface{})
 	Forward(args ...interface{})
 	Go(args ...interface{})
-	GetLength() float64
+	GetLength() int
 	PushState(args ...interface{})
 	ReplaceState(args ...interface{})
 	GetScrollRestoration() ScrollRestoration
@@ -30,9 +30,9 @@ func (h History) Forward(args ...interface{}) {
 func (h History) Go(args ...interface{}) {
 	h.Call("go", args...)
 }
-func (h History) GetLength() float64 {
+func (h History) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (h History) PushState(args ...interface{}) {
 	h.Call("pushState", args...)
diff --git a/htmlallcollection.go b/htmlallcollection.go
index a29b711..d4fd413 100644
--- a/htmlallcollection.go
+++ b/htmlallcollection.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type HTMLAllCollectionIFace interface {
 	Item(args ...interface{})
-	GetLength() float64
+	GetLength() int
 	NamedItem(args ...interface{})
 }
 type HTMLAllCollection struct {
@@ -20,9 +20,9 @@ func (v Value) AsHTMLAllCollection() HTMLAllCollection { return HTMLAllCollectio
 func (h HTMLAllCollection) Item(args ...interface{}) {
 	h.Call("item", args...)
 }
-func (h HTMLAllCollection) GetLength() float64 {
+func (h HTMLAllCollection) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLAllCollection) NamedItem(args ...interface{}) {
 	h.Call("namedItem", args...)
diff --git a/htmlcanvaselement.go b/htmlcanvaselement.go
index 168c020..5f939c2 100644
--- a/htmlcanvaselement.go
+++ b/htmlcanvaselement.go
@@ -44,8 +44,8 @@ type HTMLCanvasElementIFace interface {
 	HasAttributeNS(args ...interface{}) bool
 	HasAttributes(args ...interface{}) bool
 	HasChildNodes(args ...interface{}) bool
-	GetHeight() float64
-	SetHeight(float64)
+	GetHeight() int
+	SetHeight(int)
 	GetHidden() bool
 	SetHidden(bool)
 	GetId() string
@@ -105,8 +105,8 @@ type HTMLCanvasElementIFace interface {
 	GetTranslate() bool
 	SetTranslate(bool)
 	WebkitMatchesSelector(args ...interface{}) bool
-	GetWidth() float64
-	SetWidth(float64)
+	GetWidth() int
+	SetWidth(int)
 }
 type HTMLCanvasElement struct {
 	Value
@@ -124,11 +124,11 @@ func (h HTMLCanvasElement) GetContext(args ...interface{}) RenderingContext {
 	val := h.Call("getContext", args...)
 	return JSValueToRenderingContext(val.JSValue())
 }
-func (h HTMLCanvasElement) GetHeight() float64 {
+func (h HTMLCanvasElement) GetHeight() int {
 	val := h.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLCanvasElement) SetHeight(val float64) {
+func (h HTMLCanvasElement) SetHeight(val int) {
 	h.Set("height", val)
 }
 func (h HTMLCanvasElement) ToBlob(args ...interface{}) {
@@ -142,10 +142,10 @@ func (h HTMLCanvasElement) TransferControlToOffscreen(args ...interface{}) Offsc
 	val := h.Call("transferControlToOffscreen", args...)
 	return JSValueToOffscreenCanvas(val.JSValue())
 }
-func (h HTMLCanvasElement) GetWidth() float64 {
+func (h HTMLCanvasElement) GetWidth() int {
 	val := h.Get("width")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLCanvasElement) SetWidth(val float64) {
+func (h HTMLCanvasElement) SetWidth(val int) {
 	h.Set("width", val)
 }
diff --git a/htmlcollection.go b/htmlcollection.go
index d23ed67..cc120b5 100644
--- a/htmlcollection.go
+++ b/htmlcollection.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type HTMLCollectionIFace interface {
 	Item(args ...interface{}) Element
-	GetLength() float64
+	GetLength() int
 	NamedItem(args ...interface{}) Element
 }
 type HTMLCollection struct {
@@ -21,9 +21,9 @@ func (h HTMLCollection) Item(args ...interface{}) Element {
 	val := h.Call("item", args...)
 	return JSValueToElement(val.JSValue())
 }
-func (h HTMLCollection) GetLength() float64 {
+func (h HTMLCollection) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLCollection) NamedItem(args ...interface{}) Element {
 	val := h.Call("namedItem", args...)
diff --git a/htmlelement.go b/htmlelement.go
index 6d5a010..5bc9a10 100644
--- a/htmlelement.go
+++ b/htmlelement.go
@@ -233,8 +233,8 @@ type HTMLElementIFace interface {
 	GetSpellcheck() bool
 	SetSpellcheck(bool)
 	GetStyle() CSSStyleDeclaration
-	GetTabIndex() float64
-	SetTabIndex(float64)
+	GetTabIndex() int
+	SetTabIndex(int)
 	GetTagName() string
 	GetTextContent() string
 	SetTextContent(string)
@@ -818,11 +818,11 @@ func (h HTMLElement) GetStyle() CSSStyleDeclaration {
 	val := h.Get("style")
 	return JSValueToCSSStyleDeclaration(val.JSValue())
 }
-func (h HTMLElement) GetTabIndex() float64 {
+func (h HTMLElement) GetTabIndex() int {
 	val := h.Get("tabIndex")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLElement) SetTabIndex(val float64) {
+func (h HTMLElement) SetTabIndex(val int) {
 	h.Set("tabIndex", val)
 }
 func (h HTMLElement) GetTitle() string {
diff --git a/htmlformcontrolscollection.go b/htmlformcontrolscollection.go
index 695f53d..7ef81e8 100644
--- a/htmlformcontrolscollection.go
+++ b/htmlformcontrolscollection.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type HTMLFormControlsCollectionIFace interface {
 	Item(args ...interface{}) Element
-	GetLength() float64
+	GetLength() int
 	NamedItem(args ...interface{})
 }
 type HTMLFormControlsCollection struct {
diff --git a/htmlformelement.go b/htmlformelement.go
index 8445507..cad6377 100644
--- a/htmlformelement.go
+++ b/htmlformelement.go
@@ -71,7 +71,7 @@ type HTMLFormElementIFace interface {
 	GetLang() string
 	SetLang(string)
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	GetLocalName() string
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
@@ -179,9 +179,9 @@ func (h HTMLFormElement) GetEnctype() string {
 func (h HTMLFormElement) SetEnctype(val string) {
 	h.Set("enctype", val)
 }
-func (h HTMLFormElement) GetLength() float64 {
+func (h HTMLFormElement) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLFormElement) GetMethod() string {
 	val := h.Get("method")
diff --git a/htmlimageelement.go b/htmlimageelement.go
index a072314..7ade732 100644
--- a/htmlimageelement.go
+++ b/htmlimageelement.go
@@ -52,8 +52,8 @@ type HTMLImageElementIFace interface {
 	HasAttributeNS(args ...interface{}) bool
 	HasAttributes(args ...interface{}) bool
 	HasChildNodes(args ...interface{}) bool
-	GetHeight() float64
-	SetHeight(float64)
+	GetHeight() int
+	SetHeight(int)
 	GetHidden() bool
 	SetHidden(bool)
 	GetId() string
@@ -77,8 +77,8 @@ type HTMLImageElementIFace interface {
 	LookupPrefix(args ...interface{}) string
 	Matches(args ...interface{}) bool
 	GetNamespaceURI() string
-	GetNaturalHeight() float64
-	GetNaturalWidth() float64
+	GetNaturalHeight() int
+	GetNaturalWidth() int
 	GetNextSibling() Node
 	GetNodeName() string
 	GetNodeType() int
@@ -124,8 +124,8 @@ type HTMLImageElementIFace interface {
 	GetUseMap() string
 	SetUseMap(string)
 	WebkitMatchesSelector(args ...interface{}) bool
-	GetWidth() float64
-	SetWidth(float64)
+	GetWidth() int
+	SetWidth(int)
 }
 type HTMLImageElement struct {
 	Value
@@ -171,11 +171,11 @@ func (h HTMLImageElement) GetDecoding() string {
 func (h HTMLImageElement) SetDecoding(val string) {
 	h.Set("decoding", val)
 }
-func (h HTMLImageElement) GetHeight() float64 {
+func (h HTMLImageElement) GetHeight() int {
 	val := h.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLImageElement) SetHeight(val float64) {
+func (h HTMLImageElement) SetHeight(val int) {
 	h.Set("height", val)
 }
 func (h HTMLImageElement) GetIsMap() bool {
@@ -185,13 +185,13 @@ func (h HTMLImageElement) GetIsMap() bool {
 func (h HTMLImageElement) SetIsMap(val bool) {
 	h.Set("isMap", val)
 }
-func (h HTMLImageElement) GetNaturalHeight() float64 {
+func (h HTMLImageElement) GetNaturalHeight() int {
 	val := h.Get("naturalHeight")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLImageElement) GetNaturalWidth() float64 {
+func (h HTMLImageElement) GetNaturalWidth() int {
 	val := h.Get("naturalWidth")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLImageElement) GetReferrerPolicy() string {
 	val := h.Get("referrerPolicy")
@@ -228,10 +228,10 @@ func (h HTMLImageElement) GetUseMap() string {
 func (h HTMLImageElement) SetUseMap(val string) {
 	h.Set("useMap", val)
 }
-func (h HTMLImageElement) GetWidth() float64 {
+func (h HTMLImageElement) GetWidth() int {
 	val := h.Get("width")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLImageElement) SetWidth(val float64) {
+func (h HTMLImageElement) SetWidth(val int) {
 	h.Set("width", val)
 }
diff --git a/htmlinputelement.go b/htmlinputelement.go
index 00280a1..c45bf9d 100644
--- a/htmlinputelement.go
+++ b/htmlinputelement.go
@@ -75,8 +75,8 @@ type HTMLInputElementIFace interface {
 	HasAttributeNS(args ...interface{}) bool
 	HasAttributes(args ...interface{}) bool
 	HasChildNodes(args ...interface{}) bool
-	GetHeight() float64
-	SetHeight(float64)
+	GetHeight() int
+	SetHeight(int)
 	GetHidden() bool
 	SetHidden(bool)
 	GetId() string
@@ -103,12 +103,12 @@ type HTMLInputElementIFace interface {
 	Matches(args ...interface{}) bool
 	GetMax() string
 	SetMax(string)
-	GetMaxLength() float64
-	SetMaxLength(float64)
+	GetMaxLength() int
+	SetMaxLength(int)
 	GetMin() string
 	SetMin(string)
-	GetMinLength() float64
-	SetMinLength(float64)
+	GetMinLength() int
+	SetMinLength(int)
 	GetMultiple() bool
 	SetMultiple(bool)
 	GetName() string
@@ -143,10 +143,10 @@ type HTMLInputElementIFace interface {
 	Select(args ...interface{})
 	GetSelectionDirection() string
 	SetSelectionDirection(string)
-	GetSelectionEnd() float64
-	SetSelectionEnd(float64)
-	GetSelectionStart() float64
-	SetSelectionStart(float64)
+	GetSelectionEnd() int
+	SetSelectionEnd(int)
+	GetSelectionStart() int
+	SetSelectionStart(int)
 	SetAttribute(args ...interface{})
 	SetAttributeNS(args ...interface{})
 	SetAttributeNode(args ...interface{}) Attr
@@ -156,8 +156,8 @@ type HTMLInputElementIFace interface {
 	SetRangeTextWithArgs(args ...interface{})
 	SetSelectionRange(args ...interface{})
 	GetShadowRoot() ShadowRoot
-	GetSize() float64
-	SetSize(float64)
+	GetSize() int
+	SetSize(int)
 	GetSlot() string
 	SetSlot(string)
 	GetSpellcheck() bool
@@ -187,8 +187,8 @@ type HTMLInputElementIFace interface {
 	GetValueAsNumber() float64
 	SetValueAsNumber(float64)
 	WebkitMatchesSelector(args ...interface{}) bool
-	GetWidth() float64
-	SetWidth(float64)
+	GetWidth() int
+	SetWidth(int)
 	GetWillValidate() bool
 }
 type HTMLInputElement struct {
@@ -316,11 +316,11 @@ func (h HTMLInputElement) GetFormTarget() string {
 func (h HTMLInputElement) SetFormTarget(val string) {
 	h.Set("formTarget", val)
 }
-func (h HTMLInputElement) GetHeight() float64 {
+func (h HTMLInputElement) GetHeight() int {
 	val := h.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetHeight(val float64) {
+func (h HTMLInputElement) SetHeight(val int) {
 	h.Set("height", val)
 }
 func (h HTMLInputElement) GetIndeterminate() bool {
@@ -345,11 +345,11 @@ func (h HTMLInputElement) GetMax() string {
 func (h HTMLInputElement) SetMax(val string) {
 	h.Set("max", val)
 }
-func (h HTMLInputElement) GetMaxLength() float64 {
+func (h HTMLInputElement) GetMaxLength() int {
 	val := h.Get("maxLength")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetMaxLength(val float64) {
+func (h HTMLInputElement) SetMaxLength(val int) {
 	h.Set("maxLength", val)
 }
 func (h HTMLInputElement) GetMin() string {
@@ -359,11 +359,11 @@ func (h HTMLInputElement) GetMin() string {
 func (h HTMLInputElement) SetMin(val string) {
 	h.Set("min", val)
 }
-func (h HTMLInputElement) GetMinLength() float64 {
+func (h HTMLInputElement) GetMinLength() int {
 	val := h.Get("minLength")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetMinLength(val float64) {
+func (h HTMLInputElement) SetMinLength(val int) {
 	h.Set("minLength", val)
 }
 func (h HTMLInputElement) GetMultiple() bool {
@@ -422,18 +422,18 @@ func (h HTMLInputElement) GetSelectionDirection() string {
 func (h HTMLInputElement) SetSelectionDirection(val string) {
 	h.Set("selectionDirection", val)
 }
-func (h HTMLInputElement) GetSelectionEnd() float64 {
+func (h HTMLInputElement) GetSelectionEnd() int {
 	val := h.Get("selectionEnd")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetSelectionEnd(val float64) {
+func (h HTMLInputElement) SetSelectionEnd(val int) {
 	h.Set("selectionEnd", val)
 }
-func (h HTMLInputElement) GetSelectionStart() float64 {
+func (h HTMLInputElement) GetSelectionStart() int {
 	val := h.Get("selectionStart")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetSelectionStart(val float64) {
+func (h HTMLInputElement) SetSelectionStart(val int) {
 	h.Set("selectionStart", val)
 }
 func (h HTMLInputElement) SetCustomValidity(args ...interface{}) {
@@ -448,11 +448,11 @@ func (h HTMLInputElement) SetRangeTextWithArgs(args ...interface{}) {
 func (h HTMLInputElement) SetSelectionRange(args ...interface{}) {
 	h.Call("setSelectionRange", args...)
 }
-func (h HTMLInputElement) GetSize() float64 {
+func (h HTMLInputElement) GetSize() int {
 	val := h.Get("size")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetSize(val float64) {
+func (h HTMLInputElement) SetSize(val int) {
 	h.Set("size", val)
 }
 func (h HTMLInputElement) GetSrc() string {
@@ -511,11 +511,11 @@ func (h HTMLInputElement) GetValueAsNumber() float64 {
 func (h HTMLInputElement) SetValueAsNumber(val float64) {
 	h.Set("valueAsNumber", val)
 }
-func (h HTMLInputElement) GetWidth() float64 {
+func (h HTMLInputElement) GetWidth() int {
 	val := h.Get("width")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLInputElement) SetWidth(val float64) {
+func (h HTMLInputElement) SetWidth(val int) {
 	h.Set("width", val)
 }
 func (h HTMLInputElement) GetWillValidate() bool {
diff --git a/htmllielement.go b/htmllielement.go
index 625ee25..ddf76b2 100644
--- a/htmllielement.go
+++ b/htmllielement.go
@@ -98,8 +98,8 @@ type HTMLLIElementIFace interface {
 	ToggleAttribute(args ...interface{}) bool
 	GetTranslate() bool
 	SetTranslate(bool)
-	GetValue() float64
-	SetValue(float64)
+	GetValue() int
+	SetValue(int)
 	WebkitMatchesSelector(args ...interface{}) bool
 }
 type HTMLLIElement struct {
@@ -114,10 +114,10 @@ func JSValueToHTMLLIElement(val js.Value) HTMLLIElement {
 	return HTMLLIElement{Value: Value{Value: val}}
 }
 func (v Value) AsHTMLLIElement() HTMLLIElement { return HTMLLIElement{Value: v} }
-func (h HTMLLIElement) GetValue() float64 {
+func (h HTMLLIElement) GetValue() int {
 	val := h.Get("value")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLLIElement) SetValue(val float64) {
+func (h HTMLLIElement) SetValue(val int) {
 	h.Set("value", val)
 }
diff --git a/htmlmarqueeelement.go b/htmlmarqueeelement.go
index 3b5d11d..5b10c41 100644
--- a/htmlmarqueeelement.go
+++ b/htmlmarqueeelement.go
@@ -53,8 +53,8 @@ type HTMLMarqueeElementIFace interface {
 	SetHeight(string)
 	GetHidden() bool
 	SetHidden(bool)
-	GetHspace() float64
-	SetHspace(float64)
+	GetHspace() int
+	SetHspace(int)
 	GetId() string
 	SetId(string)
 	GetInnerText() string
@@ -72,8 +72,8 @@ type HTMLMarqueeElementIFace interface {
 	GetLocalName() string
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
-	GetLoop() float64
-	SetLoop(float64)
+	GetLoop() int
+	SetLoop(int)
 	Matches(args ...interface{}) bool
 	GetNamespaceURI() string
 	GetNextSibling() Node
@@ -99,10 +99,10 @@ type HTMLMarqueeElementIFace interface {
 	RemoveChild(args ...interface{}) Node
 	RemoveEventListener(args ...interface{})
 	ReplaceChild(args ...interface{}) Node
-	GetScrollAmount() float64
-	SetScrollAmount(float64)
-	GetScrollDelay() float64
-	SetScrollDelay(float64)
+	GetScrollAmount() int
+	SetScrollAmount(int)
+	GetScrollDelay() int
+	SetScrollDelay(int)
 	SetAttribute(args ...interface{})
 	SetAttributeNS(args ...interface{})
 	SetAttributeNode(args ...interface{}) Attr
@@ -124,8 +124,8 @@ type HTMLMarqueeElementIFace interface {
 	SetTranslate(bool)
 	GetTrueSpeed() bool
 	SetTrueSpeed(bool)
-	GetVspace() float64
-	SetVspace(float64)
+	GetVspace() int
+	SetVspace(int)
 	WebkitMatchesSelector(args ...interface{}) bool
 	GetWidth() string
 	SetWidth(string)
@@ -170,18 +170,18 @@ func (h HTMLMarqueeElement) GetHeight() string {
 func (h HTMLMarqueeElement) SetHeight(val string) {
 	h.Set("height", val)
 }
-func (h HTMLMarqueeElement) GetHspace() float64 {
+func (h HTMLMarqueeElement) GetHspace() int {
 	val := h.Get("hspace")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLMarqueeElement) SetHspace(val float64) {
+func (h HTMLMarqueeElement) SetHspace(val int) {
 	h.Set("hspace", val)
 }
-func (h HTMLMarqueeElement) GetLoop() float64 {
+func (h HTMLMarqueeElement) GetLoop() int {
 	val := h.Get("loop")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLMarqueeElement) SetLoop(val float64) {
+func (h HTMLMarqueeElement) SetLoop(val int) {
 	h.Set("loop", val)
 }
 func (h HTMLMarqueeElement) GetOnbounce() EventHandler {
@@ -205,18 +205,18 @@ func (h HTMLMarqueeElement) GetOnstart() EventHandler {
 func (h HTMLMarqueeElement) SetOnstart(val EventHandler) {
 	h.Set("onstart", val)
 }
-func (h HTMLMarqueeElement) GetScrollAmount() float64 {
+func (h HTMLMarqueeElement) GetScrollAmount() int {
 	val := h.Get("scrollAmount")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLMarqueeElement) SetScrollAmount(val float64) {
+func (h HTMLMarqueeElement) SetScrollAmount(val int) {
 	h.Set("scrollAmount", val)
 }
-func (h HTMLMarqueeElement) GetScrollDelay() float64 {
+func (h HTMLMarqueeElement) GetScrollDelay() int {
 	val := h.Get("scrollDelay")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLMarqueeElement) SetScrollDelay(val float64) {
+func (h HTMLMarqueeElement) SetScrollDelay(val int) {
 	h.Set("scrollDelay", val)
 }
 func (h HTMLMarqueeElement) Start(args ...interface{}) {
@@ -232,11 +232,11 @@ func (h HTMLMarqueeElement) GetTrueSpeed() bool {
 func (h HTMLMarqueeElement) SetTrueSpeed(val bool) {
 	h.Set("trueSpeed", val)
 }
-func (h HTMLMarqueeElement) GetVspace() float64 {
+func (h HTMLMarqueeElement) GetVspace() int {
 	val := h.Get("vspace")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLMarqueeElement) SetVspace(val float64) {
+func (h HTMLMarqueeElement) SetVspace(val int) {
 	h.Set("vspace", val)
 }
 func (h HTMLMarqueeElement) GetWidth() string {
diff --git a/htmlolistelement.go b/htmlolistelement.go
index 8351c84..74cb557 100644
--- a/htmlolistelement.go
+++ b/htmlolistelement.go
@@ -92,8 +92,8 @@ type HTMLOListElementIFace interface {
 	SetSlot(string)
 	GetSpellcheck() bool
 	SetSpellcheck(bool)
-	GetStart() float64
-	SetStart(float64)
+	GetStart() int
+	SetStart(int)
 	GetTagName() string
 	GetTextContent() string
 	SetTextContent(string)
@@ -125,11 +125,11 @@ func (h HTMLOListElement) GetReversed() bool {
 func (h HTMLOListElement) SetReversed(val bool) {
 	h.Set("reversed", val)
 }
-func (h HTMLOListElement) GetStart() float64 {
+func (h HTMLOListElement) GetStart() int {
 	val := h.Get("start")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLOListElement) SetStart(val float64) {
+func (h HTMLOListElement) SetStart(val int) {
 	h.Set("start", val)
 }
 func (h HTMLOListElement) GetType() string {
diff --git a/htmloptionelement.go b/htmloptionelement.go
index 603ac09..4d7618c 100644
--- a/htmloptionelement.go
+++ b/htmloptionelement.go
@@ -52,7 +52,7 @@ type HTMLOptionElementIFace interface {
 	SetHidden(bool)
 	GetId() string
 	SetId(string)
-	GetIndex() float64
+	GetIndex() int
 	GetInnerText() string
 	SetInnerText(string)
 	InsertAdjacentElement(args ...interface{}) Element
@@ -144,9 +144,9 @@ func (h HTMLOptionElement) GetForm() HTMLFormElement {
 	val := h.Get("form")
 	return JSValueToHTMLFormElement(val.JSValue())
 }
-func (h HTMLOptionElement) GetIndex() float64 {
+func (h HTMLOptionElement) GetIndex() int {
 	val := h.Get("index")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLOptionElement) GetLabel() string {
 	val := h.Get("label")
diff --git a/htmloptionscollection.go b/htmloptionscollection.go
index c6e4808..6fbe4f0 100644
--- a/htmloptionscollection.go
+++ b/htmloptionscollection.go
@@ -7,12 +7,12 @@ import "syscall/js"
 type HTMLOptionsCollectionIFace interface {
 	Add(args ...interface{})
 	Item(args ...interface{}) Element
-	GetLength() float64
-	SetLength(float64)
+	GetLength() int
+	SetLength(int)
 	NamedItem(args ...interface{}) Element
 	Remove(args ...interface{})
-	GetSelectedIndex() float64
-	SetSelectedIndex(float64)
+	GetSelectedIndex() int
+	SetSelectedIndex(int)
 }
 type HTMLOptionsCollection struct {
 	Value
@@ -26,20 +26,20 @@ func (v Value) AsHTMLOptionsCollection() HTMLOptionsCollection { return HTMLOpti
 func (h HTMLOptionsCollection) Add(args ...interface{}) {
 	h.Call("add", args...)
 }
-func (h HTMLOptionsCollection) GetLength() float64 {
+func (h HTMLOptionsCollection) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLOptionsCollection) SetLength(val float64) {
+func (h HTMLOptionsCollection) SetLength(val int) {
 	h.Set("length", val)
 }
 func (h HTMLOptionsCollection) Remove(args ...interface{}) {
 	h.Call("remove", args...)
 }
-func (h HTMLOptionsCollection) GetSelectedIndex() float64 {
+func (h HTMLOptionsCollection) GetSelectedIndex() int {
 	val := h.Get("selectedIndex")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLOptionsCollection) SetSelectedIndex(val float64) {
+func (h HTMLOptionsCollection) SetSelectedIndex(val int) {
 	h.Set("selectedIndex", val)
 }
diff --git a/htmlselectelement.go b/htmlselectelement.go
index 6d6392c..7e1060f 100644
--- a/htmlselectelement.go
+++ b/htmlselectelement.go
@@ -70,8 +70,8 @@ type HTMLSelectElementIFace interface {
 	GetLang() string
 	SetLang(string)
 	GetLastChild() Node
-	GetLength() float64
-	SetLength(float64)
+	GetLength() int
+	SetLength(int)
 	GetLocalName() string
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
@@ -105,8 +105,8 @@ type HTMLSelectElementIFace interface {
 	ReportValidity(args ...interface{}) bool
 	GetRequired() bool
 	SetRequired(bool)
-	GetSelectedIndex() float64
-	SetSelectedIndex(float64)
+	GetSelectedIndex() int
+	SetSelectedIndex(int)
 	GetSelectedOptions() HTMLCollection
 	SetAttribute(args ...interface{})
 	SetAttributeNS(args ...interface{})
@@ -114,8 +114,8 @@ type HTMLSelectElementIFace interface {
 	SetAttributeNodeNS(args ...interface{}) Attr
 	SetCustomValidity(args ...interface{})
 	GetShadowRoot() ShadowRoot
-	GetSize() float64
-	SetSize(float64)
+	GetSize() int
+	SetSize(int)
 	GetSlot() string
 	SetSlot(string)
 	GetSpellcheck() bool
@@ -188,11 +188,11 @@ func (h HTMLSelectElement) GetLabels() NodeList {
 	val := h.Get("labels")
 	return JSValueToNodeList(val.JSValue())
 }
-func (h HTMLSelectElement) GetLength() float64 {
+func (h HTMLSelectElement) GetLength() int {
 	val := h.Get("length")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLSelectElement) SetLength(val float64) {
+func (h HTMLSelectElement) SetLength(val int) {
 	h.Set("length", val)
 }
 func (h HTMLSelectElement) GetMultiple() bool {
@@ -234,11 +234,11 @@ func (h HTMLSelectElement) GetRequired() bool {
 func (h HTMLSelectElement) SetRequired(val bool) {
 	h.Set("required", val)
 }
-func (h HTMLSelectElement) GetSelectedIndex() float64 {
+func (h HTMLSelectElement) GetSelectedIndex() int {
 	val := h.Get("selectedIndex")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLSelectElement) SetSelectedIndex(val float64) {
+func (h HTMLSelectElement) SetSelectedIndex(val int) {
 	h.Set("selectedIndex", val)
 }
 func (h HTMLSelectElement) GetSelectedOptions() HTMLCollection {
@@ -248,11 +248,11 @@ func (h HTMLSelectElement) GetSelectedOptions() HTMLCollection {
 func (h HTMLSelectElement) SetCustomValidity(args ...interface{}) {
 	h.Call("setCustomValidity", args...)
 }
-func (h HTMLSelectElement) GetSize() float64 {
+func (h HTMLSelectElement) GetSize() int {
 	val := h.Get("size")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLSelectElement) SetSize(val float64) {
+func (h HTMLSelectElement) SetSize(val int) {
 	h.Set("size", val)
 }
 func (h HTMLSelectElement) GetType() string {
diff --git a/htmltablecellelement.go b/htmltablecellelement.go
index 1618e0d..f94c4d9 100644
--- a/htmltablecellelement.go
+++ b/htmltablecellelement.go
@@ -17,7 +17,7 @@ type HTMLTableCellElementIFace interface {
 	GetAutocapitalize() string
 	SetAutocapitalize(string)
 	GetBaseURI() string
-	GetCellIndex() float64
+	GetCellIndex() int
 	GetChildNodes() NodeList
 	GetClassList() DOMTokenList
 	GetClassName() string
@@ -25,8 +25,8 @@ type HTMLTableCellElementIFace interface {
 	Click(args ...interface{})
 	CloneNode(args ...interface{}) Node
 	Closest(args ...interface{}) Element
-	GetColSpan() float64
-	SetColSpan(float64)
+	GetColSpan() int
+	SetColSpan(int)
 	CompareDocumentPosition(args ...interface{}) int
 	Contains(args ...interface{}) bool
 	GetDir() string
@@ -88,8 +88,8 @@ type HTMLTableCellElementIFace interface {
 	RemoveChild(args ...interface{}) Node
 	RemoveEventListener(args ...interface{})
 	ReplaceChild(args ...interface{}) Node
-	GetRowSpan() float64
-	SetRowSpan(float64)
+	GetRowSpan() int
+	SetRowSpan(int)
 	GetScope() string
 	SetScope(string)
 	SetAttribute(args ...interface{})
@@ -130,15 +130,15 @@ func (h HTMLTableCellElement) GetAbbr() string {
 func (h HTMLTableCellElement) SetAbbr(val string) {
 	h.Set("abbr", val)
 }
-func (h HTMLTableCellElement) GetCellIndex() float64 {
+func (h HTMLTableCellElement) GetCellIndex() int {
 	val := h.Get("cellIndex")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTableCellElement) GetColSpan() float64 {
+func (h HTMLTableCellElement) GetColSpan() int {
 	val := h.Get("colSpan")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTableCellElement) SetColSpan(val float64) {
+func (h HTMLTableCellElement) SetColSpan(val int) {
 	h.Set("colSpan", val)
 }
 func (h HTMLTableCellElement) GetHeaders() string {
@@ -148,11 +148,11 @@ func (h HTMLTableCellElement) GetHeaders() string {
 func (h HTMLTableCellElement) SetHeaders(val string) {
 	h.Set("headers", val)
 }
-func (h HTMLTableCellElement) GetRowSpan() float64 {
+func (h HTMLTableCellElement) GetRowSpan() int {
 	val := h.Get("rowSpan")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTableCellElement) SetRowSpan(val float64) {
+func (h HTMLTableCellElement) SetRowSpan(val int) {
 	h.Set("rowSpan", val)
 }
 func (h HTMLTableCellElement) GetScope() string {
diff --git a/htmltablecolelement.go b/htmltablecolelement.go
index ee8387f..6301dec 100644
--- a/htmltablecolelement.go
+++ b/htmltablecolelement.go
@@ -88,8 +88,8 @@ type HTMLTableColElementIFace interface {
 	GetShadowRoot() ShadowRoot
 	GetSlot() string
 	SetSlot(string)
-	GetSpan() float64
-	SetSpan(float64)
+	GetSpan() int
+	SetSpan(int)
 	GetSpellcheck() bool
 	SetSpellcheck(bool)
 	GetTagName() string
@@ -114,10 +114,10 @@ func JSValueToHTMLTableColElement(val js.Value) HTMLTableColElement {
 	return HTMLTableColElement{Value: Value{Value: val}}
 }
 func (v Value) AsHTMLTableColElement() HTMLTableColElement { return HTMLTableColElement{Value: v} }
-func (h HTMLTableColElement) GetSpan() float64 {
+func (h HTMLTableColElement) GetSpan() int {
 	val := h.Get("span")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTableColElement) SetSpan(val float64) {
+func (h HTMLTableColElement) SetSpan(val int) {
 	h.Set("span", val)
 }
diff --git a/htmltablerowelement.go b/htmltablerowelement.go
index e6a8bb3..5714f30 100644
--- a/htmltablerowelement.go
+++ b/htmltablerowelement.go
@@ -84,8 +84,8 @@ type HTMLTableRowElementIFace interface {
 	RemoveChild(args ...interface{}) Node
 	RemoveEventListener(args ...interface{})
 	ReplaceChild(args ...interface{}) Node
-	GetRowIndex() float64
-	GetSectionRowIndex() float64
+	GetRowIndex() int
+	GetSectionRowIndex() int
 	SetAttribute(args ...interface{})
 	SetAttributeNS(args ...interface{})
 	SetAttributeNode(args ...interface{}) Attr
@@ -128,11 +128,11 @@ func (h HTMLTableRowElement) InsertCell(args ...interface{}) HTMLTableCellElemen
 	val := h.Call("insertCell", args...)
 	return JSValueToHTMLTableCellElement(val.JSValue())
 }
-func (h HTMLTableRowElement) GetRowIndex() float64 {
+func (h HTMLTableRowElement) GetRowIndex() int {
 	val := h.Get("rowIndex")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTableRowElement) GetSectionRowIndex() float64 {
+func (h HTMLTableRowElement) GetSectionRowIndex() int {
 	val := h.Get("sectionRowIndex")
-	return val.Float()
+	return val.Int()
 }
diff --git a/htmltextareaelement.go b/htmltextareaelement.go
index 87a1746..be2df36 100644
--- a/htmltextareaelement.go
+++ b/htmltextareaelement.go
@@ -27,8 +27,8 @@ type HTMLTextAreaElementIFace interface {
 	Click(args ...interface{})
 	CloneNode(args ...interface{}) Node
 	Closest(args ...interface{}) Element
-	GetCols() float64
-	SetCols(float64)
+	GetCols() int
+	SetCols(int)
 	CompareDocumentPosition(args ...interface{}) int
 	Contains(args ...interface{}) bool
 	GetDefaultValue() string
@@ -78,10 +78,10 @@ type HTMLTextAreaElementIFace interface {
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	Matches(args ...interface{}) bool
-	GetMaxLength() float64
-	SetMaxLength(float64)
-	GetMinLength() float64
-	SetMinLength(float64)
+	GetMaxLength() int
+	SetMaxLength(int)
+	GetMinLength() int
+	SetMinLength(int)
 	GetName() string
 	SetName(string)
 	GetNamespaceURI() string
@@ -109,15 +109,15 @@ type HTMLTextAreaElementIFace interface {
 	ReportValidity(args ...interface{}) bool
 	GetRequired() bool
 	SetRequired(bool)
-	GetRows() float64
-	SetRows(float64)
+	GetRows() int
+	SetRows(int)
 	Select(args ...interface{})
 	GetSelectionDirection() string
 	SetSelectionDirection(string)
-	GetSelectionEnd() float64
-	SetSelectionEnd(float64)
-	GetSelectionStart() float64
-	SetSelectionStart(float64)
+	GetSelectionEnd() int
+	SetSelectionEnd(int)
+	GetSelectionStart() int
+	SetSelectionStart(int)
 	SetAttribute(args ...interface{})
 	SetAttributeNS(args ...interface{})
 	SetAttributeNode(args ...interface{}) Attr
@@ -134,7 +134,7 @@ type HTMLTextAreaElementIFace interface {
 	GetTagName() string
 	GetTextContent() string
 	SetTextContent(string)
-	GetTextLength() float64
+	GetTextLength() int
 	GetTitle() string
 	SetTitle(string)
 	ToggleAttribute(args ...interface{}) bool
@@ -180,11 +180,11 @@ func (h HTMLTextAreaElement) CheckValidity(args ...interface{}) bool {
 	val := h.Call("checkValidity", args...)
 	return val.Bool()
 }
-func (h HTMLTextAreaElement) GetCols() float64 {
+func (h HTMLTextAreaElement) GetCols() int {
 	val := h.Get("cols")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetCols(val float64) {
+func (h HTMLTextAreaElement) SetCols(val int) {
 	h.Set("cols", val)
 }
 func (h HTMLTextAreaElement) GetDefaultValue() string {
@@ -216,18 +216,18 @@ func (h HTMLTextAreaElement) GetLabels() NodeList {
 	val := h.Get("labels")
 	return JSValueToNodeList(val.JSValue())
 }
-func (h HTMLTextAreaElement) GetMaxLength() float64 {
+func (h HTMLTextAreaElement) GetMaxLength() int {
 	val := h.Get("maxLength")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetMaxLength(val float64) {
+func (h HTMLTextAreaElement) SetMaxLength(val int) {
 	h.Set("maxLength", val)
 }
-func (h HTMLTextAreaElement) GetMinLength() float64 {
+func (h HTMLTextAreaElement) GetMinLength() int {
 	val := h.Get("minLength")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetMinLength(val float64) {
+func (h HTMLTextAreaElement) SetMinLength(val int) {
 	h.Set("minLength", val)
 }
 func (h HTMLTextAreaElement) GetName() string {
@@ -262,11 +262,11 @@ func (h HTMLTextAreaElement) GetRequired() bool {
 func (h HTMLTextAreaElement) SetRequired(val bool) {
 	h.Set("required", val)
 }
-func (h HTMLTextAreaElement) GetRows() float64 {
+func (h HTMLTextAreaElement) GetRows() int {
 	val := h.Get("rows")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetRows(val float64) {
+func (h HTMLTextAreaElement) SetRows(val int) {
 	h.Set("rows", val)
 }
 func (h HTMLTextAreaElement) Select(args ...interface{}) {
@@ -279,18 +279,18 @@ func (h HTMLTextAreaElement) GetSelectionDirection() string {
 func (h HTMLTextAreaElement) SetSelectionDirection(val string) {
 	h.Set("selectionDirection", val)
 }
-func (h HTMLTextAreaElement) GetSelectionEnd() float64 {
+func (h HTMLTextAreaElement) GetSelectionEnd() int {
 	val := h.Get("selectionEnd")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetSelectionEnd(val float64) {
+func (h HTMLTextAreaElement) SetSelectionEnd(val int) {
 	h.Set("selectionEnd", val)
 }
-func (h HTMLTextAreaElement) GetSelectionStart() float64 {
+func (h HTMLTextAreaElement) GetSelectionStart() int {
 	val := h.Get("selectionStart")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLTextAreaElement) SetSelectionStart(val float64) {
+func (h HTMLTextAreaElement) SetSelectionStart(val int) {
 	h.Set("selectionStart", val)
 }
 func (h HTMLTextAreaElement) SetCustomValidity(args ...interface{}) {
@@ -305,9 +305,9 @@ func (h HTMLTextAreaElement) SetRangeTextWithArgs(args ...interface{}) {
 func (h HTMLTextAreaElement) SetSelectionRange(args ...interface{}) {
 	h.Call("setSelectionRange", args...)
 }
-func (h HTMLTextAreaElement) GetTextLength() float64 {
+func (h HTMLTextAreaElement) GetTextLength() int {
 	val := h.Get("textLength")
-	return val.Float()
+	return val.Int()
 }
 func (h HTMLTextAreaElement) GetType() string {
 	val := h.Get("type")
diff --git a/htmlvideoelement.go b/htmlvideoelement.go
index 86d4fd1..248e54b 100644
--- a/htmlvideoelement.go
+++ b/htmlvideoelement.go
@@ -65,8 +65,8 @@ type HTMLVideoElementIFace interface {
 	HasAttributeNS(args ...interface{}) bool
 	HasAttributes(args ...interface{}) bool
 	HasChildNodes(args ...interface{}) bool
-	GetHeight() float64
-	SetHeight(float64)
+	GetHeight() int
+	SetHeight(int)
 	GetHidden() bool
 	SetHidden(bool)
 	GetId() string
@@ -148,14 +148,14 @@ type HTMLVideoElementIFace interface {
 	ToggleAttribute(args ...interface{}) bool
 	GetTranslate() bool
 	SetTranslate(bool)
-	GetVideoHeight() float64
+	GetVideoHeight() int
 	GetVideoTracks() VideoTrackList
-	GetVideoWidth() float64
+	GetVideoWidth() int
 	GetVolume() float64
 	SetVolume(float64)
 	WebkitMatchesSelector(args ...interface{}) bool
-	GetWidth() float64
-	SetWidth(float64)
+	GetWidth() int
+	SetWidth(int)
 }
 type HTMLVideoElement struct {
 	Value
@@ -170,11 +170,11 @@ func JSValueToHTMLVideoElement(val js.Value) HTMLVideoElement {
 	return HTMLVideoElement{Value: Value{Value: val}}
 }
 func (v Value) AsHTMLVideoElement() HTMLVideoElement { return HTMLVideoElement{Value: v} }
-func (h HTMLVideoElement) GetHeight() float64 {
+func (h HTMLVideoElement) GetHeight() int {
 	val := h.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLVideoElement) SetHeight(val float64) {
+func (h HTMLVideoElement) SetHeight(val int) {
 	h.Set("height", val)
 }
 func (h HTMLVideoElement) GetPlaysInline() bool {
@@ -191,18 +191,18 @@ func (h HTMLVideoElement) GetPoster() string {
 func (h HTMLVideoElement) SetPoster(val string) {
 	h.Set("poster", val)
 }
-func (h HTMLVideoElement) GetVideoHeight() float64 {
+func (h HTMLVideoElement) GetVideoHeight() int {
 	val := h.Get("videoHeight")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLVideoElement) GetVideoWidth() float64 {
+func (h HTMLVideoElement) GetVideoWidth() int {
 	val := h.Get("videoWidth")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLVideoElement) GetWidth() float64 {
+func (h HTMLVideoElement) GetWidth() int {
 	val := h.Get("width")
-	return val.Float()
+	return val.Int()
 }
-func (h HTMLVideoElement) SetWidth(val float64) {
+func (h HTMLVideoElement) SetWidth(val int) {
 	h.Set("width", val)
 }
diff --git a/imagebitmap.go b/imagebitmap.go
index d4b63cf..397677c 100644
--- a/imagebitmap.go
+++ b/imagebitmap.go
@@ -6,8 +6,8 @@ import "syscall/js"
 
 type ImageBitmapIFace interface {
 	Close(args ...interface{})
-	GetHeight() float64
-	GetWidth() float64
+	GetHeight() int
+	GetWidth() int
 }
 type ImageBitmap struct {
 	Value
@@ -18,11 +18,11 @@ func (v Value) AsImageBitmap() ImageBitmap          { return ImageBitmap{Value:
 func (i ImageBitmap) Close(args ...interface{}) {
 	i.Call("close", args...)
 }
-func (i ImageBitmap) GetHeight() float64 {
+func (i ImageBitmap) GetHeight() int {
 	val := i.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (i ImageBitmap) GetWidth() float64 {
+func (i ImageBitmap) GetWidth() int {
 	val := i.Get("width")
-	return val.Float()
+	return val.Int()
 }
diff --git a/imagedata.go b/imagedata.go
index 86d8fd4..8c01c20 100644
--- a/imagedata.go
+++ b/imagedata.go
@@ -6,8 +6,8 @@ import "syscall/js"
 
 type ImageDataIFace interface {
 	GetData() Uint8ClampedArray
-	GetHeight() float64
-	GetWidth() float64
+	GetHeight() int
+	GetWidth() int
 }
 type ImageData struct {
 	Value
@@ -19,11 +19,11 @@ func (i ImageData) GetData() Uint8ClampedArray {
 	val := i.Get("data")
 	return JSValueToUint8ClampedArray(val.JSValue())
 }
-func (i ImageData) GetHeight() float64 {
+func (i ImageData) GetHeight() int {
 	val := i.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (i ImageData) GetWidth() float64 {
+func (i ImageData) GetWidth() int {
 	val := i.Get("width")
-	return val.Float()
+	return val.Int()
 }
diff --git a/medialist.go b/medialist.go
index fb4ae71..cc73e9f 100644
--- a/medialist.go
+++ b/medialist.go
@@ -8,7 +8,7 @@ type MediaListIFace interface {
 	AppendMedium(args ...interface{})
 	DeleteMedium(args ...interface{})
 	Item(args ...interface{}) string
-	GetLength() float64
+	GetLength() int
 	GetMediaText() string
 	SetMediaText(string)
 }
@@ -28,9 +28,9 @@ func (m MediaList) Item(args ...interface{}) string {
 	val := m.Call("item", args...)
 	return val.String()
 }
-func (m MediaList) GetLength() float64 {
+func (m MediaList) GetLength() int {
 	val := m.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (m MediaList) GetMediaText() string {
 	val := m.Get("mediaText")
diff --git a/mimetypearray.go b/mimetypearray.go
index 89058d7..4d55fec 100644
--- a/mimetypearray.go
+++ b/mimetypearray.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type MimeTypeArrayIFace interface {
 	Item(args ...interface{}) MimeType
-	GetLength() float64
+	GetLength() int
 	NamedItem(args ...interface{}) MimeType
 }
 type MimeTypeArray struct {
@@ -21,9 +21,9 @@ func (m MimeTypeArray) Item(args ...interface{}) MimeType {
 	val := m.Call("item", args...)
 	return JSValueToMimeType(val.JSValue())
 }
-func (m MimeTypeArray) GetLength() float64 {
+func (m MimeTypeArray) GetLength() int {
 	val := m.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (m MimeTypeArray) NamedItem(args ...interface{}) MimeType {
 	val := m.Call("namedItem", args...)
diff --git a/namednodemap.go b/namednodemap.go
index 8647385..5864471 100644
--- a/namednodemap.go
+++ b/namednodemap.go
@@ -8,7 +8,7 @@ type NamedNodeMapIFace interface {
 	GetNamedItem(args ...interface{}) Attr
 	GetNamedItemNS(args ...interface{}) Attr
 	Item(args ...interface{}) Attr
-	GetLength() float64
+	GetLength() int
 	RemoveNamedItem(args ...interface{}) Attr
 	RemoveNamedItemNS(args ...interface{}) Attr
 	SetNamedItem(args ...interface{}) Attr
@@ -32,9 +32,9 @@ func (n NamedNodeMap) Item(args ...interface{}) Attr {
 	val := n.Call("item", args...)
 	return JSValueToAttr(val.JSValue())
 }
-func (n NamedNodeMap) GetLength() float64 {
+func (n NamedNodeMap) GetLength() int {
 	val := n.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (n NamedNodeMap) RemoveNamedItem(args ...interface{}) Attr {
 	val := n.Call("removeNamedItem", args...)
diff --git a/navigator.go b/navigator.go
index c93390c..a9c9254 100644
--- a/navigator.go
+++ b/navigator.go
@@ -9,7 +9,7 @@ type NavigatorIFace interface {
 	GetAppName() string
 	GetAppVersion() string
 	GetCookieEnabled() bool
-	GetHardwareConcurrency() float64
+	GetHardwareConcurrency() int
 	JavaEnabled(args ...interface{}) bool
 	GetLanguage() string
 	GetLanguages()
@@ -48,9 +48,9 @@ func (n Navigator) GetCookieEnabled() bool {
 	val := n.Get("cookieEnabled")
 	return val.Bool()
 }
-func (n Navigator) GetHardwareConcurrency() float64 {
+func (n Navigator) GetHardwareConcurrency() int {
 	val := n.Get("hardwareConcurrency")
-	return val.Float()
+	return val.Int()
 }
 func (n Navigator) JavaEnabled(args ...interface{}) bool {
 	val := n.Call("javaEnabled", args...)
diff --git a/nodefilter.go b/nodefilter.go
index 17519c1..b1cd226 100644
--- a/nodefilter.go
+++ b/nodefilter.go
@@ -5,22 +5,22 @@ package dom
 import "syscall/js"
 
 const (
-	NodeFilterFILTER_ACCEPT               int     = 1
-	NodeFilterFILTER_REJECT               int     = 2
-	NodeFilterFILTER_SKIP                 int     = 3
-	NodeFilterSHOW_ALL                    float64 = 0xFFFFFFFF
-	NodeFilterSHOW_ATTRIBUTE              float64 = 0x2
-	NodeFilterSHOW_CDATA_SECTION          float64 = 0x8
-	NodeFilterSHOW_COMMENT                float64 = 0x80
-	NodeFilterSHOW_DOCUMENT               float64 = 0x100
-	NodeFilterSHOW_DOCUMENT_FRAGMENT      float64 = 0x400
-	NodeFilterSHOW_DOCUMENT_TYPE          float64 = 0x200
-	NodeFilterSHOW_ELEMENT                float64 = 0x1
-	NodeFilterSHOW_ENTITY                 float64 = 0x20
-	NodeFilterSHOW_ENTITY_REFERENCE       float64 = 0x10
-	NodeFilterSHOW_NOTATION               float64 = 0x800
-	NodeFilterSHOW_PROCESSING_INSTRUCTION float64 = 0x40
-	NodeFilterSHOW_TEXT                   float64 = 0x4
+	NodeFilterFILTER_ACCEPT               int = 1
+	NodeFilterFILTER_REJECT               int = 2
+	NodeFilterFILTER_SKIP                 int = 3
+	NodeFilterSHOW_ALL                    int = 0xFFFFFFFF
+	NodeFilterSHOW_ATTRIBUTE              int = 0x2
+	NodeFilterSHOW_CDATA_SECTION          int = 0x8
+	NodeFilterSHOW_COMMENT                int = 0x80
+	NodeFilterSHOW_DOCUMENT               int = 0x100
+	NodeFilterSHOW_DOCUMENT_FRAGMENT      int = 0x400
+	NodeFilterSHOW_DOCUMENT_TYPE          int = 0x200
+	NodeFilterSHOW_ELEMENT                int = 0x1
+	NodeFilterSHOW_ENTITY                 int = 0x20
+	NodeFilterSHOW_ENTITY_REFERENCE       int = 0x10
+	NodeFilterSHOW_NOTATION               int = 0x800
+	NodeFilterSHOW_PROCESSING_INSTRUCTION int = 0x40
+	NodeFilterSHOW_TEXT                   int = 0x4
 )
 
 type NodeFilterAcceptNodeCallback func(node Node)
diff --git a/nodeiterator.go b/nodeiterator.go
index fc4a701..d34fb8c 100644
--- a/nodeiterator.go
+++ b/nodeiterator.go
@@ -12,7 +12,7 @@ type NodeIteratorIFace interface {
 	PreviousNode(args ...interface{}) Node
 	GetReferenceNode() Node
 	GetRoot() Node
-	GetWhatToShow() float64
+	GetWhatToShow() int
 }
 type NodeIterator struct {
 	Value
@@ -47,7 +47,7 @@ func (n NodeIterator) GetRoot() Node {
 	val := n.Get("root")
 	return JSValueToNode(val.JSValue())
 }
-func (n NodeIterator) GetWhatToShow() float64 {
+func (n NodeIterator) GetWhatToShow() int {
 	val := n.Get("whatToShow")
-	return val.Float()
+	return val.Int()
 }
diff --git a/nodelist.go b/nodelist.go
index 79e4bac..ba90ee2 100644
--- a/nodelist.go
+++ b/nodelist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type NodeListIFace interface {
 	Item(args ...interface{}) Node
-	GetLength() float64
+	GetLength() int
 }
 type NodeList struct {
 	Value
@@ -18,7 +18,7 @@ func (n NodeList) Item(args ...interface{}) Node {
 	val := n.Call("item", args...)
 	return JSValueToNode(val.JSValue())
 }
-func (n NodeList) GetLength() float64 {
+func (n NodeList) GetLength() int {
 	val := n.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/offscreencanvas.go b/offscreencanvas.go
index 4051080..8e99cce 100644
--- a/offscreencanvas.go
+++ b/offscreencanvas.go
@@ -9,12 +9,12 @@ type OffscreenCanvasIFace interface {
 	ConvertToBlob(args ...interface{})
 	DispatchEvent(args ...interface{}) bool
 	GetContext(args ...interface{}) OffscreenRenderingContext
-	GetHeight() float64
-	SetHeight(float64)
+	GetHeight() int
+	SetHeight(int)
 	RemoveEventListener(args ...interface{})
 	TransferToImageBitmap(args ...interface{}) ImageBitmap
-	GetWidth() float64
-	SetWidth(float64)
+	GetWidth() int
+	SetWidth(int)
 }
 type OffscreenCanvas struct {
 	Value
@@ -32,21 +32,21 @@ func (o OffscreenCanvas) GetContext(args ...interface{}) OffscreenRenderingConte
 	val := o.Call("getContext", args...)
 	return JSValueToOffscreenRenderingContext(val.JSValue())
 }
-func (o OffscreenCanvas) GetHeight() float64 {
+func (o OffscreenCanvas) GetHeight() int {
 	val := o.Get("height")
-	return val.Float()
+	return val.Int()
 }
-func (o OffscreenCanvas) SetHeight(val float64) {
+func (o OffscreenCanvas) SetHeight(val int) {
 	o.Set("height", val)
 }
 func (o OffscreenCanvas) TransferToImageBitmap(args ...interface{}) ImageBitmap {
 	val := o.Call("transferToImageBitmap", args...)
 	return JSValueToImageBitmap(val.JSValue())
 }
-func (o OffscreenCanvas) GetWidth() float64 {
+func (o OffscreenCanvas) GetWidth() int {
 	val := o.Get("width")
-	return val.Float()
+	return val.Int()
 }
-func (o OffscreenCanvas) SetWidth(val float64) {
+func (o OffscreenCanvas) SetWidth(val int) {
 	o.Set("width", val)
 }
diff --git a/onerroreventhandlernonnull.go b/onerroreventhandlernonnull.go
index 53918d4..010229e 100644
--- a/onerroreventhandlernonnull.go
+++ b/onerroreventhandlernonnull.go
@@ -4,7 +4,7 @@ package dom
 
 import "syscall/js"
 
-type OnErrorEventHandlerNonNullCallback func(event Value, source string, lineno float64, colno float64, error Value) Value
+type OnErrorEventHandlerNonNullCallback func(event Value, source string, lineno int, colno int, error Value) Value
 type OnErrorEventHandlerNonNull struct {
 	Callback
 }
@@ -16,8 +16,8 @@ func NewOnErrorEventHandlerNonNull(c OnErrorEventHandlerNonNullCallback) OnError
 	callback := js.NewCallback(func(args []js.Value) {
 		event := JSValueToValue(args[0])
 		source := args[1].String()
-		lineno := args[2].Float()
-		colno := args[3].Float()
+		lineno := args[2].Int()
+		colno := args[3].Int()
 		error := JSValueToValue(args[4])
 		c(event, source, lineno, colno, error)
 	})
diff --git a/plugin.go b/plugin.go
index 7d661c8..20ccc41 100644
--- a/plugin.go
+++ b/plugin.go
@@ -8,7 +8,7 @@ type PluginIFace interface {
 	GetDescription() string
 	GetFilename() string
 	Item(args ...interface{}) MimeType
-	GetLength() float64
+	GetLength() int
 	GetName() string
 	NamedItem(args ...interface{}) MimeType
 }
@@ -30,9 +30,9 @@ func (p Plugin) Item(args ...interface{}) MimeType {
 	val := p.Call("item", args...)
 	return JSValueToMimeType(val.JSValue())
 }
-func (p Plugin) GetLength() float64 {
+func (p Plugin) GetLength() int {
 	val := p.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (p Plugin) GetName() string {
 	val := p.Get("name")
diff --git a/pluginarray.go b/pluginarray.go
index 5d8137a..80e9027 100644
--- a/pluginarray.go
+++ b/pluginarray.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type PluginArrayIFace interface {
 	Item(args ...interface{}) Plugin
-	GetLength() float64
+	GetLength() int
 	NamedItem(args ...interface{}) Plugin
 	Refresh(args ...interface{})
 }
@@ -20,9 +20,9 @@ func (p PluginArray) Item(args ...interface{}) Plugin {
 	val := p.Call("item", args...)
 	return JSValueToPlugin(val.JSValue())
 }
-func (p PluginArray) GetLength() float64 {
+func (p PluginArray) GetLength() int {
 	val := p.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (p PluginArray) NamedItem(args ...interface{}) Plugin {
 	val := p.Call("namedItem", args...)
diff --git a/processinginstruction.go b/processinginstruction.go
index b3929dc..3410967 100644
--- a/processinginstruction.go
+++ b/processinginstruction.go
@@ -27,7 +27,7 @@ type ProcessingInstructionIFace interface {
 	IsEqualNode(args ...interface{}) bool
 	IsSameNode(args ...interface{}) bool
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	GetNextSibling() Node
diff --git a/progressevent.go b/progressevent.go
index 3969d12..6ef2008 100644
--- a/progressevent.go
+++ b/progressevent.go
@@ -17,7 +17,7 @@ type ProgressEventIFace interface {
 	InitEvent(args ...interface{})
 	GetIsTrusted() bool
 	GetLengthComputable() bool
-	GetLoaded() float64
+	GetLoaded() int
 	PreventDefault(args ...interface{})
 	GetReturnValue() bool
 	SetReturnValue(bool)
@@ -26,7 +26,7 @@ type ProgressEventIFace interface {
 	StopPropagation(args ...interface{})
 	GetTarget() EventTarget
 	GetTimeStamp() DOMHighResTimeStamp
-	GetTotal() float64
+	GetTotal() int
 	GetType() string
 }
 type ProgressEvent struct {
@@ -42,11 +42,11 @@ func (p ProgressEvent) GetLengthComputable() bool {
 	val := p.Get("lengthComputable")
 	return val.Bool()
 }
-func (p ProgressEvent) GetLoaded() float64 {
+func (p ProgressEvent) GetLoaded() int {
 	val := p.Get("loaded")
-	return val.Float()
+	return val.Int()
 }
-func (p ProgressEvent) GetTotal() float64 {
+func (p ProgressEvent) GetTotal() int {
 	val := p.Get("total")
-	return val.Float()
+	return val.Int()
 }
diff --git a/radionodelist.go b/radionodelist.go
index 7d1ef26..7c26830 100644
--- a/radionodelist.go
+++ b/radionodelist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type RadioNodeListIFace interface {
 	Item(args ...interface{}) Node
-	GetLength() float64
+	GetLength() int
 	GetValue() string
 	SetValue(string)
 }
diff --git a/range.go b/range.go
index 909aeda..83e7dea 100644
--- a/range.go
+++ b/range.go
@@ -15,7 +15,7 @@ type RangeIFace interface {
 	DeleteContents(args ...interface{})
 	Detach(args ...interface{})
 	GetEndContainer() Node
-	GetEndOffset() float64
+	GetEndOffset() int
 	ExtractContents(args ...interface{}) DocumentFragment
 	InsertNode(args ...interface{})
 	IntersectsNode(args ...interface{}) bool
@@ -29,7 +29,7 @@ type RangeIFace interface {
 	SetStartAfter(args ...interface{})
 	SetStartBefore(args ...interface{})
 	GetStartContainer() Node
-	GetStartOffset() float64
+	GetStartOffset() int
 	SurroundContents(args ...interface{})
 }
 type Range struct {
diff --git a/staticrange.go b/staticrange.go
index b4d45bb..829cf18 100644
--- a/staticrange.go
+++ b/staticrange.go
@@ -7,9 +7,9 @@ import "syscall/js"
 type StaticRangeIFace interface {
 	GetCollapsed() bool
 	GetEndContainer() Node
-	GetEndOffset() float64
+	GetEndOffset() int
 	GetStartContainer() Node
-	GetStartOffset() float64
+	GetStartOffset() int
 }
 type StaticRange struct {
 	Value
diff --git a/storage.go b/storage.go
index 415d613..4fbc1ec 100644
--- a/storage.go
+++ b/storage.go
@@ -8,7 +8,7 @@ type StorageIFace interface {
 	Clear(args ...interface{})
 	GetItem(args ...interface{}) string
 	Key(args ...interface{}) string
-	GetLength() float64
+	GetLength() int
 	RemoveItem(args ...interface{})
 	SetItem(args ...interface{})
 }
@@ -29,9 +29,9 @@ func (s Storage) Key(args ...interface{}) string {
 	val := s.Call("key", args...)
 	return val.String()
 }
-func (s Storage) GetLength() float64 {
+func (s Storage) GetLength() int {
 	val := s.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (s Storage) RemoveItem(args ...interface{}) {
 	s.Call("removeItem", args...)
diff --git a/stylesheetlist.go b/stylesheetlist.go
index 7ffb647..6f9ab5e 100644
--- a/stylesheetlist.go
+++ b/stylesheetlist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type StyleSheetListIFace interface {
 	Item(args ...interface{}) StyleSheet
-	GetLength() float64
+	GetLength() int
 }
 type StyleSheetList struct {
 	Value
@@ -20,7 +20,7 @@ func (s StyleSheetList) Item(args ...interface{}) StyleSheet {
 	val := s.Call("item", args...)
 	return JSValueToStyleSheet(val.JSValue())
 }
-func (s StyleSheetList) GetLength() float64 {
+func (s StyleSheetList) GetLength() int {
 	val := s.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/text.go b/text.go
index 410ccfb..a020a6f 100644
--- a/text.go
+++ b/text.go
@@ -28,7 +28,7 @@ type TextIFace interface {
 	IsEqualNode(args ...interface{}) bool
 	IsSameNode(args ...interface{}) bool
 	GetLastChild() Node
-	GetLength() float64
+	GetLength() int
 	LookupNamespaceURI(args ...interface{}) string
 	LookupPrefix(args ...interface{}) string
 	GetNextSibling() Node
diff --git a/texttrackcuelist.go b/texttrackcuelist.go
index baf161a..9275202 100644
--- a/texttrackcuelist.go
+++ b/texttrackcuelist.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type TextTrackCueListIFace interface {
 	GetCueById(args ...interface{}) TextTrackCue
-	GetLength() float64
+	GetLength() int
 }
 type TextTrackCueList struct {
 	Value
@@ -20,7 +20,7 @@ func (t TextTrackCueList) GetCueById(args ...interface{}) TextTrackCue {
 	val := t.Call("getCueById", args...)
 	return JSValueToTextTrackCue(val.JSValue())
 }
-func (t TextTrackCueList) GetLength() float64 {
+func (t TextTrackCueList) GetLength() int {
 	val := t.Get("length")
-	return val.Float()
+	return val.Int()
 }
diff --git a/texttracklist.go b/texttracklist.go
index 8d4c5a0..ab1ad16 100644
--- a/texttracklist.go
+++ b/texttracklist.go
@@ -8,7 +8,7 @@ type TextTrackListIFace interface {
 	AddEventListener(args ...interface{})
 	DispatchEvent(args ...interface{}) bool
 	GetTrackById(args ...interface{}) TextTrack
-	GetLength() float64
+	GetLength() int
 	GetOnaddtrack() EventHandler
 	SetOnaddtrack(EventHandler)
 	GetOnchange() EventHandler
@@ -30,9 +30,9 @@ func (t TextTrackList) GetTrackById(args ...interface{}) TextTrack {
 	val := t.Call("getTrackById", args...)
 	return JSValueToTextTrack(val.JSValue())
 }
-func (t TextTrackList) GetLength() float64 {
+func (t TextTrackList) GetLength() int {
 	val := t.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (t TextTrackList) GetOnaddtrack() EventHandler {
 	val := t.Get("onaddtrack")
diff --git a/timeranges.go b/timeranges.go
index 4b954b7..9f2aaf4 100644
--- a/timeranges.go
+++ b/timeranges.go
@@ -6,7 +6,7 @@ import "syscall/js"
 
 type TimeRangesIFace interface {
 	End(args ...interface{}) float64
-	GetLength() float64
+	GetLength() int
 	Start(args ...interface{}) float64
 }
 type TimeRanges struct {
@@ -19,9 +19,9 @@ func (t TimeRanges) End(args ...interface{}) float64 {
 	val := t.Call("end", args...)
 	return val.Float()
 }
-func (t TimeRanges) GetLength() float64 {
+func (t TimeRanges) GetLength() int {
 	val := t.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (t TimeRanges) Start(args ...interface{}) float64 {
 	val := t.Call("start", args...)
diff --git a/treewalker.go b/treewalker.go
index 0783824..1974fe6 100644
--- a/treewalker.go
+++ b/treewalker.go
@@ -16,7 +16,7 @@ type TreeWalkerIFace interface {
 	PreviousNode(args ...interface{}) Node
 	PreviousSibling(args ...interface{}) Node
 	GetRoot() Node
-	GetWhatToShow() float64
+	GetWhatToShow() int
 }
 type TreeWalker struct {
 	Value
@@ -67,7 +67,7 @@ func (t TreeWalker) GetRoot() Node {
 	val := t.Get("root")
 	return JSValueToNode(val.JSValue())
 }
-func (t TreeWalker) GetWhatToShow() float64 {
+func (t TreeWalker) GetWhatToShow() int {
 	val := t.Get("whatToShow")
-	return val.Float()
+	return val.Int()
 }
diff --git a/value.go b/value.go
index 56c8722..a47a653 100644
--- a/value.go
+++ b/value.go
@@ -16,11 +16,28 @@ func (v Value) JSValue() js.Value  { return v.Value }
 func (v Value) Get(p string) Value { return JSValueToValue(v.Value.Get(p)) }
 func (v Value) Index(i int) Value  { return JSValueToValue(v.Value.Index(i)) }
 func (v Value) Call(m string, args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.Call(m, args...))
 }
 func (v Value) Invoke(args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.Invoke(args...))
 }
 func (v Value) New(args ...interface{}) Value {
+	for i, a := range args {
+		args[i] = GetJSValue(a)
+	}
 	return JSValueToValue(v.Value.New(args...))
 }
+
+func GetJSValue(v interface{}) interface{} {
+	t, ok := v.(JSValue)
+	if ok {
+		return t.JSValue()
+	}
+	return v
+}
diff --git a/videotracklist.go b/videotracklist.go
index fce483c..3ec5a39 100644
--- a/videotracklist.go
+++ b/videotracklist.go
@@ -8,7 +8,7 @@ type VideoTrackListIFace interface {
 	AddEventListener(args ...interface{})
 	DispatchEvent(args ...interface{}) bool
 	GetTrackById(args ...interface{}) VideoTrack
-	GetLength() float64
+	GetLength() int
 	GetOnaddtrack() EventHandler
 	SetOnaddtrack(EventHandler)
 	GetOnchange() EventHandler
@@ -16,7 +16,7 @@ type VideoTrackListIFace interface {
 	GetOnremovetrack() EventHandler
 	SetOnremovetrack(EventHandler)
 	RemoveEventListener(args ...interface{})
-	GetSelectedIndex() float64
+	GetSelectedIndex() int
 }
 type VideoTrackList struct {
 	Value
@@ -31,9 +31,9 @@ func (v VideoTrackList) GetTrackById(args ...interface{}) VideoTrack {
 	val := v.Call("getTrackById", args...)
 	return JSValueToVideoTrack(val.JSValue())
 }
-func (v VideoTrackList) GetLength() float64 {
+func (v VideoTrackList) GetLength() int {
 	val := v.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (v VideoTrackList) GetOnaddtrack() EventHandler {
 	val := v.Get("onaddtrack")
@@ -56,7 +56,7 @@ func (v VideoTrackList) GetOnremovetrack() EventHandler {
 func (v VideoTrackList) SetOnremovetrack(val EventHandler) {
 	v.Set("onremovetrack", val)
 }
-func (v VideoTrackList) GetSelectedIndex() float64 {
+func (v VideoTrackList) GetSelectedIndex() int {
 	val := v.Get("selectedIndex")
-	return val.Float()
+	return val.Int()
 }
diff --git a/websocket.go b/websocket.go
index 6bdedff..4545263 100644
--- a/websocket.go
+++ b/websocket.go
@@ -8,7 +8,7 @@ type WebSocketIFace interface {
 	AddEventListener(args ...interface{})
 	GetBinaryType() BinaryType
 	SetBinaryType(BinaryType)
-	GetBufferedAmount() float64
+	GetBufferedAmount() int
 	Close(args ...interface{})
 	DispatchEvent(args ...interface{}) bool
 	GetExtensions() string
@@ -43,9 +43,9 @@ func (w WebSocket) GetBinaryType() BinaryType {
 func (w WebSocket) SetBinaryType(val BinaryType) {
 	w.Set("binaryType", val)
 }
-func (w WebSocket) GetBufferedAmount() float64 {
+func (w WebSocket) GetBufferedAmount() int {
 	val := w.Get("bufferedAmount")
-	return val.Float()
+	return val.Int()
 }
 func (w WebSocket) Close(args ...interface{}) {
 	w.Call("close", args...)
diff --git a/window.go b/window.go
index 648f734..436e82f 100644
--- a/window.go
+++ b/window.go
@@ -27,7 +27,7 @@ type WindowIFace interface {
 	GetFrameElement() Element
 	GetFrames() WindowProxy
 	GetHistory() History
-	GetLength() float64
+	GetLength() int
 	GetLocalStorage() Storage
 	GetLocation() Location
 	GetLocationbar() BarProp
@@ -202,12 +202,12 @@ type WindowIFace interface {
 	Prompt(args ...interface{}) string
 	QueueMicrotask(args ...interface{})
 	RemoveEventListener(args ...interface{})
-	RequestAnimationFrame(args ...interface{}) float64
+	RequestAnimationFrame(args ...interface{}) int
 	GetScrollbars() BarProp
 	GetSelf() WindowProxy
 	GetSessionStorage() Storage
-	SetInterval(args ...interface{}) float64
-	SetTimeout(args ...interface{}) float64
+	SetInterval(args ...interface{}) int
+	SetTimeout(args ...interface{}) int
 	GetStatus() string
 	SetStatus(string)
 	GetStatusbar() BarProp
@@ -293,9 +293,9 @@ func (w Window) GetHistory() History {
 	val := w.Get("history")
 	return JSValueToHistory(val.JSValue())
 }
-func (w Window) GetLength() float64 {
+func (w Window) GetLength() int {
 	val := w.Get("length")
-	return val.Float()
+	return val.Int()
 }
 func (w Window) GetLocalStorage() Storage {
 	val := w.Get("localStorage")
@@ -906,9 +906,9 @@ func (w Window) Prompt(args ...interface{}) string {
 func (w Window) QueueMicrotask(args ...interface{}) {
 	w.Call("queueMicrotask", args...)
 }
-func (w Window) RequestAnimationFrame(args ...interface{}) float64 {
+func (w Window) RequestAnimationFrame(args ...interface{}) int {
 	val := w.Call("requestAnimationFrame", args...)
-	return val.Float()
+	return val.Int()
 }
 func (w Window) GetScrollbars() BarProp {
 	val := w.Get("scrollbars")
@@ -922,13 +922,13 @@ func (w Window) GetSessionStorage() Storage {
 	val := w.Get("sessionStorage")
 	return JSValueToStorage(val.JSValue())
 }
-func (w Window) SetInterval(args ...interface{}) float64 {
+func (w Window) SetInterval(args ...interface{}) int {
 	val := w.Call("setInterval", args...)
-	return val.Float()
+	return val.Int()
 }
-func (w Window) SetTimeout(args ...interface{}) float64 {
+func (w Window) SetTimeout(args ...interface{}) int {
 	val := w.Call("setTimeout", args...)
-	return val.Float()
+	return val.Int()
 }
 func (w Window) GetStatus() string {
 	val := w.Get("status")
diff --git a/window/window.go b/window/window.go
index 2113822..7655f42 100644
--- a/window/window.go
+++ b/window/window.go
@@ -2,7 +2,7 @@
 // window/window.go
 package window
 
-import dom "github.com/brettlangdon/go-dom/v1"
+import dom "github.com/brettlangdon/go-dom"
 import "syscall/js"
 
 var value dom.Window
@@ -78,7 +78,7 @@ func GetFrames() dom.WindowProxy {
 func GetHistory() dom.History {
 	return value.GetHistory()
 }
-func GetLength() float64 {
+func GetLength() int {
 	return value.GetLength()
 }
 func GetLocalStorage() dom.Storage {
@@ -445,9 +445,9 @@ func QueueMicrotask(args ...interface{}) {
 func RemoveEventListener(args ...interface{}) {
 	value.Call("removeEventListener", args...)
 }
-func RequestAnimationFrame(args ...interface{}) float64 {
+func RequestAnimationFrame(args ...interface{}) int {
 	val := value.Call("requestAnimationFrame", args...)
-	return val.Float()
+	return val.Int()
 }
 func GetScrollbars() dom.BarProp {
 	return value.GetScrollbars()
@@ -458,13 +458,13 @@ func GetSelf() dom.WindowProxy {
 func GetSessionStorage() dom.Storage {
 	return value.GetSessionStorage()
 }
-func SetInterval(args ...interface{}) float64 {
+func SetInterval(args ...interface{}) int {
 	val := value.Call("setInterval", args...)
-	return val.Float()
+	return val.Int()
 }
-func SetTimeout(args ...interface{}) float64 {
+func SetTimeout(args ...interface{}) int {
 	val := value.Call("setTimeout", args...)
-	return val.Float()
+	return val.Int()
 }
 func GetStatus() string {
 	return value.GetStatus()
diff --git a/workerglobalscope.go b/workerglobalscope.go
index 10ca275..0419f6a 100644
--- a/workerglobalscope.go
+++ b/workerglobalscope.go
@@ -32,8 +32,8 @@ type WorkerGlobalScopeIFace interface {
 	QueueMicrotask(args ...interface{})
 	RemoveEventListener(args ...interface{})
 	GetSelf() WorkerGlobalScope
-	SetInterval(args ...interface{}) float64
-	SetTimeout(args ...interface{}) float64
+	SetInterval(args ...interface{}) int
+	SetTimeout(args ...interface{}) int
 }
 type WorkerGlobalScope struct {
 	Value
@@ -128,11 +128,11 @@ func (w WorkerGlobalScope) GetSelf() WorkerGlobalScope {
 	val := w.Get("self")
 	return JSValueToWorkerGlobalScope(val.JSValue())
 }
-func (w WorkerGlobalScope) SetInterval(args ...interface{}) float64 {
+func (w WorkerGlobalScope) SetInterval(args ...interface{}) int {
 	val := w.Call("setInterval", args...)
-	return val.Float()
+	return val.Int()
 }
-func (w WorkerGlobalScope) SetTimeout(args ...interface{}) float64 {
+func (w WorkerGlobalScope) SetTimeout(args ...interface{}) int {
 	val := w.Call("setTimeout", args...)
-	return val.Float()
+	return val.Int()
 }
diff --git a/workernavigator.go b/workernavigator.go
index 5a9b04e..97564c6 100644
--- a/workernavigator.go
+++ b/workernavigator.go
@@ -8,7 +8,7 @@ type WorkerNavigatorIFace interface {
 	GetAppCodeName() string
 	GetAppName() string
 	GetAppVersion() string
-	GetHardwareConcurrency() float64
+	GetHardwareConcurrency() int
 	GetLanguage() string
 	GetLanguages()
 	GetOnLine() bool
@@ -40,9 +40,9 @@ func (w WorkerNavigator) GetAppVersion() string {
 	val := w.Get("appVersion")
 	return val.String()
 }
-func (w WorkerNavigator) GetHardwareConcurrency() float64 {
+func (w WorkerNavigator) GetHardwareConcurrency() int {
 	val := w.Get("hardwareConcurrency")
-	return val.Float()
+	return val.Int()
 }
 func (w WorkerNavigator) GetLanguage() string {
 	val := w.Get("language")
diff --git a/xmlhttprequest.go b/xmlhttprequest.go
index d82cd4d..a5a7fdb 100644
--- a/xmlhttprequest.go
+++ b/xmlhttprequest.go
@@ -41,8 +41,8 @@ type XMLHttpRequestIFace interface {
 	SetRequestHeader(args ...interface{})
 	GetStatus() int
 	GetStatusText() []byte
-	GetTimeout() float64
-	SetTimeout(float64)
+	GetTimeout() int
+	SetTimeout(int)
 	GetUpload() XMLHttpRequestUpload
 	GetWithCredentials() bool
 	SetWithCredentials(bool)
@@ -125,11 +125,11 @@ func (x XMLHttpRequest) GetStatusText() []byte {
 	val := x.Get("statusText")
 	return []byte(val.String())
 }
-func (x XMLHttpRequest) GetTimeout() float64 {
+func (x XMLHttpRequest) GetTimeout() int {
 	val := x.Get("timeout")
-	return val.Float()
+	return val.Int()
 }
-func (x XMLHttpRequest) SetTimeout(val float64) {
+func (x XMLHttpRequest) SetTimeout(val int) {
 	x.Set("timeout", val)
 }
 func (x XMLHttpRequest) GetUpload() XMLHttpRequestUpload {