if
(window.Event){
//
?修正Event的DOM
????
/*
????????????????????????????????IE5????????MacIE5????????Mozilla????????Konqueror2.2????????Opera5
????event????????????????????????yes????????yes????????????yes????????????yes????????????????????yes
????event.returnValue????????????yes????????yes????????????no????????????no????????????????????no
????event.cancelBubble????????????yes????????yes????????????no????????????no????????????????????no
????event.srcElement????????????yes????????yes????????????no????????????no????????????????????no
????event.fromElement????????????yes????????yes????????????no????????????no????????????????????no
????
????
*/
????Event.prototype.__defineSetter__(
"
returnValue
"
,
function
(b){
//
?
????????
if
(
!
b)
this
.preventDefault();
????????
return
?b;
????????});
????Event.prototype.__defineSetter__(
"
cancelBubble
"
,
function
(b){
//
?設置或者檢索當前事件句柄的層次冒泡
????????
if
(b)
this
.stopPropagation();
????????
return
?b;
????????});
????Event.prototype.__defineGetter__(
"
srcElement
"
,
function
(){
????????
var
?node
=
this
.target;
????????
while
(node.nodeType
!=
1
)node
=
node.parentNode;
????????
return
?node;
????????});
????Event.prototype.__defineGetter__(
"
fromElement
"
,
function
(){
//
?返回鼠標移出的源節點
????????
var
?node;
????????
if
(
this
.type
==
"
mouseover
"
)
????????????node
=
this
.relatedTarget;
????????
else
?
if
(
this
.type
==
"
mouseout
"
)
????????????node
=
this
.target;
????????
if
(
!
node)
return
;
????????
while
(node.nodeType
!=
1
)node
=
node.parentNode;
????????
return
?node;
????????});
????Event.prototype.__defineGetter__(
"
toElement
"
,
function
(){
//
?返回鼠標移入的源節點
????????
var
?node;
????????
if
(
this
.type
==
"
mouseout
"
)
????????????node
=
this
.relatedTarget;
????????
else
?
if
(
this
.type
==
"
mouseover
"
)
????????????node
=
this
.target;
????????
if
(
!
node)
return
;
????????
while
(node.nodeType
!=
1
)node
=
node.parentNode;
????????
return
?node;
????????});
????Event.prototype.__defineGetter__(
"
offsetX
"
,
function
(){
????????
return
?
this
.layerX;
????????});
????Event.prototype.__defineGetter__(
"
offsetY
"
,
function
(){
????????
return
?
this
.layerY;
????????});
????}
if
(window.Document){
//
?修正Document的DOM
????
/*
????????????????????????????????IE5????????MacIE5????????Mozilla????????Konqueror2.2????????Opera5
????document.documentElement????yes????????yes????????????yes????????????yes????????????????????no
????document.activeElement????????yes????????null????????no????????????no????????????????????no
????
????
*/
????}
if
(window.Node){
//
?修正Node的DOM
????
/*
????????????????????????????????IE5????????MacIE5????????Mozilla????????Konqueror2.2????????Opera5
????Node.contains????????????????yes????????yes????????????no????????????no????????????????????yes
????Node.replaceNode????????????yes????????no????????????no????????????no????????????????????no
????Node.removeNode????????????????yes????????no????????????no????????????no????????????????????no
????Node.children????????????????yes????????yes????????????no????????????no????????????????????no
????Node.hasChildNodes????????????yes????????yes????????????yes????????????yes????????????????????no
????Node.childNodes????????????????yes????????yes????????????yes????????????yes????????????????????no
????Node.swapNode????????????????yes????????no????????????no????????????no????????????????????no
????Node.currentStyle????????????yes????????yes????????????no????????????no????????????????????no
????
????
*/
????Node.prototype.replaceNode
=
function
(Node){
//
?替換指定節點
????????
this
.parentNode.replaceChild(Node,
this
);
????????}
????Node.prototype.removeNode
=
function
(removeChildren){
//
?刪除指定節點
????????
if
(removeChildren)
????????????
return
?
this
.parentNode.removeChild(
this
);
????????
else
{
????????????
var
?range
=
document.createRange();
????????????range.selectNodeContents(
this
);
????????????
return
?
this
.parentNode.replaceChild(range.extractContents(),
this
);
????????????}
????????}
????Node.prototype.swapNode
=
function
(Node){
//
?交換節點
????????
var
?nextSibling
=
this
.nextSibling;
????????
var
?parentNode
=
this
.parentNode;
????????node.parentNode.replaceChild(
this
,Node);
????????parentNode.insertBefore(node,nextSibling);
????????}
????}
if
(window.HTMLElement){
????HTMLElement.prototype.__defineGetter__(
"
all
"
,
function
(){
????????
var
?a
=
this
.getElementsByTagName(
"
*
"
);
????????
var
?node
=
this
;
????????a.tags
=
function
(sTagName){
????????????
return
?node.getElementsByTagName(sTagName);
????????????}
????????
return
?a;
????????});
????HTMLElement.prototype.__defineGetter__(
"
parentElement
"
,
function
(){
????????
if
(
this
.parentNode
==
this
.ownerDocument)
return
?
null
;
????????
return
?
this
.parentNode;
????????});
????HTMLElement.prototype.__defineGetter__(
"
children
"
,
function
(){
????????
var
?tmp
=
[];
????????
var
?j
=
0
;
????????
var
?n;
????????
for
(
var
?i
=
0
;i
<
this
.childNodes.length;i
++
){
????????????n
=
this
.childNodes[i];
????????????
if
(n.nodeType
==
1
){
????????????????tmp[j
++
]
=
n;
????????????????
if
(n.name){
????????????????????
if
(
!
tmp[n.name])
????????????????????????tmp[n.name]
=
[];
????????????????????tmp[n.name][tmp[n.name].length]
=
n;
????????????????????}
????????????????
if
(n.id)
????????????????????tmp[n.id]
=
n;
????????????????}
????????????}
????????
return
?tmp;
????????});
????HTMLElement.prototype.__defineGetter__(
"
currentStyle
"
,?
function
(){
????????
return
?
this
.ownerDocument.defaultView.getComputedStyle(
this
,
null
);
????????});
????HTMLElement.prototype.__defineSetter__(
"
outerHTML
"
,
function
(sHTML){
????????
var
?r
=
this
.ownerDocument.createRange();
????????r.setStartBefore(
this
);
????????
var
?df
=
r.createContextualFragment(sHTML);
????????
this
.parentNode.replaceChild(df,
this
);
????????
return
?sHTML;
????????});
????HTMLElement.prototype.__defineGetter__(
"
outerHTML
"
,
function
(){
????????
var
?attr;
????????
var
?attrs
=
this
.attributes;
????????
var
?str
=
"
<
"
+
this
.tagName;
????????
for
(
var
?i
=
0
;i
<
attrs.length;i
++
){
????????????attr
=
attrs[i];
????????????
if
(attr.specified)
????????????????str
+=
"
?
"
+
attr.name
+
'
=
"
'+attr.value+'
"
';
????????????}
????????
if
(
!
this
.canHaveChildren)
????????????
return
?str
+
"
>
"
;
????????
return
?str
+
"
>
"
+
this
.innerHTML
+
"
</
"
+
this
.tagName
+
"
>
"
;
????????});
????HTMLElement.prototype.__defineGetter__(
"
canHaveChildren
"
,
function
(){
????????
switch
(
this
.tagName.toLowerCase()){
????????????
case
?
"
area
"
:
????????????
case
?
"
base
"
:
????????????
case
?
"
basefont
"
:
????????????
case
?
"
col
"
:
????????????
case
?
"
frame
"
:
????????????
case
?
"
hr
"
:
????????????
case
?
"
img
"
:
????????????
case
?
"
br
"
:
????????????
case
?
"
input
"
:
????????????
case
?
"
isindex
"
:
????????????
case
?
"
link
"
:
????????????
case
?
"
meta
"
:
????????????
case
?
"
param
"
:
????????????????
return
?
false
;
????????????}
????????
return
?
true
;
????????});
?
????HTMLElement.prototype.__defineSetter__(
"
innerText
"
,
function
(sText){
????????
var
?parsedText
=
document.createTextNode(sText);
????????
this
.innerHTML
=
parsedText;
????????
return
?parsedText;
????????});
????HTMLElement.prototype.__defineGetter__(
"
innerText
"
,
function
(){
????????
var
?r
=
this
.ownerDocument.createRange();
????????r.selectNodeContents(
this
);
????????
return
?r.toString();
????????});
????HTMLElement.prototype.__defineSetter__(
"
outerText
"
,
function
(sText){
????????
var
?parsedText
=
document.createTextNode(sText);
????????
this
.outerHTML
=
parsedText;
????????
return
?parsedText;
????????});
????HTMLElement.prototype.__defineGetter__(
"
outerText
"
,
function
(){
????????
var
?r
=
this
.ownerDocument.createRange();
????????r.selectNodeContents(
this
);
????????
return
?r.toString();
????????});
????HTMLElement.prototype.attachEvent
=
function
(sType,fHandler){
????????
var
?shortTypeName
=
sType.replace(
/
on
/
,
""
);
????????fHandler._ieEmuEventHandler
=
function
(e){
????????????window.event
=
e;
????????????
return
?fHandler();
????????????}
????????
this
.addEventListener(shortTypeName,fHandler._ieEmuEventHandler,
false
);
????????}
????HTMLElement.prototype.detachEvent
=
function
(sType,fHandler){
????????
var
?shortTypeName
=
sType.replace(
/
on
/
,
""
);
????????
if
(
typeof
(fHandler._ieEmuEventHandler)
==
"
function
"
)
????????????
this
.removeEventListener(shortTypeName,fHandler._ieEmuEventHandler,
false
);
????????
else
????????????
this
.removeEventListener(shortTypeName,fHandler,
true
);
????????}
????HTMLElement.prototype.contains
=
function
(Node){
//
?是否包含某節點
????????
do
?
if
(Node
==
this
)
return
?
true
;
????????
while
(Node
=
Node.parentNode);
????????
return
?
false
;
????????}
????HTMLElement.prototype.insertAdjacentElement
=
function
(where,parsedNode){
????????
switch
(where){
????????????
case
?
"
beforeBegin
"
:
????????????????
this
.parentNode.insertBefore(parsedNode,
this
);
????????????????
break
;
????????????
case
?
"
afterBegin
"
:
????????????????
this
.insertBefore(parsedNode,
this
.firstChild);
????????????????
break
;
????????????
case
?
"
beforeEnd
"
:
????????????????
this
.appendChild(parsedNode);
????????????????
break
;
????????????
case
?
"
afterEnd
"
:
????????????????
if
(
this
.nextSibling)
????????????????????
this
.parentNode.insertBefore(parsedNode,
this
.nextSibling);
????????????????
else
????????????????????
this
.parentNode.appendChild(parsedNode);
????????????????
break
;
????????????}
????????}
????HTMLElement.prototype.insertAdjacentHTML
=
function
(where,htmlStr){
????????
var
?r
=
this
.ownerDocument.createRange();
????????r.setStartBefore(
this
);
????????
var
?parsedHTML
=
r.createContextualFragment(htmlStr);
????????
this
.insertAdjacentElement(where,parsedHTML);
????????}
????HTMLElement.prototype.insertAdjacentText
=
function
(where,txtStr){
????????
var
?parsedText
=
document.createTextNode(txtStr);
????????
this
.insertAdjacentElement(where,parsedText);
????????}
????HTMLElement.prototype.attachEvent
=
function
(sType,fHandler){
????????
var
?shortTypeName
=
sType.replace(
/
on
/
,
""
);
????????fHandler._ieEmuEventHandler
=
function
(e){
????????????window.event
=
e;
????????????
return
?fHandler();
????????????}
????????
this
.addEventListener(shortTypeName,fHandler._ieEmuEventHandler,
false
);
????????}
????HTMLElement.prototype.detachEvent
=
function
(sType,fHandler){
????????
var
?shortTypeName
=
sType.replace(
/
on
/
,
""
);
????????
if
(
typeof
(fHandler._ieEmuEventHandler)
==
"
function
"
)
????????????
this
.removeEventListener(shortTypeName,fHandler._ieEmuEventHandler,
false
);
????????
else
????????????
this
.removeEventListener(shortTypeName,fHandler,
true
);
????????}
????}