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分享请问：event.fromElement和event.toElement大家有没有用过，怎么用？？
请问：event.fromElement和event.toElement大家有没有用过，怎么用？？
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bencalie 2002-09-19
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贴微软自己的例子给你
<SCRIPT>
function testMouse(oObject) {
if(!oObject.contains(event.fromElement)) {
alert("mouse arrived");
}
}
</SCRIPT>
<BUTTON ID=oButton onmouseover="testMouse(this)">Mouse Over This.</BUTTON>
<SCRIPT>
function fnGetTo(){
spanTo.innerHTML=window.event.toElement.tagName;
}
</SCRIPT>
<SPAN onmouseout="fnGetTo()">
<P>Mouse Over This</P>
<P>toElement: <SPAN ID="spanTo"></SPAN></P>
</SPAN>
<SCRIPT>
function testMouse(oObject) {
if(!oObject.contains(event.fromElement)) {
alert("mouse arrived");
}
}
</SCRIPT>
<BUTTON ID=oButton onmouseover="testMouse(this)">Mouse Over This.</BUTTON>
<SCRIPT>
function fnGetTo(){
spanTo.innerHTML=window.event.toElement.tagName;
}
</SCRIPT>
<SPAN onmouseout="fnGetTo()">
<P>Mouse Over This</P>
<P>toElement: <SPAN ID="spanTo"></SPAN></P>
</SPAN>
