js實現拖動層，相容IEFireFox
<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "HTTP://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
<html xmlns="HTTP://www.w3.org/1999/xhtml">
<HTML>
<HEAD>
<TITLE> js實現拖動層，相容IEFireFox </TITLE>
<META NAME="Generator" CONTENT="EditPlus" >
<META NAME="Author" CONTENT="">
<META NAME=" Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
< script>
var posX;
var posY;
var popDiv;
var dragable;
function down(e){
popDiv = document.getElementById("pop-editor");
e = e || window.event; 如果是IE
posX = e.clientX - parseInt(popDiv.style.left);
posY = e.clientY - parseInt(popDiv.style.top);
dragable = true;
document.onmousemove = move;
}
function move(ev){
if(dragable == true){
ev = ev || window.event;//如果是IE
popDiv.style.left = (ev.clientX - posX) + "px";
popDiv.style.top = (ev.clientY - posY) + "px";
}
}
function up(){
dragable = false;
}
</script>
</HEAD>
<BODY>js實現拖動層，相容IEFireFoxjs實現拖動層，相容IEFireFoxjs實現拖動層，相容IEFireFoxjs實現拖動層，相容IEFireFoxjs實現拖動層， 相容IEFireFoxjs實現拖動層，相容IEFireFoxjs實現拖動層，相容IEFireFox
<div id='pop-editor' style='width: 520px; height:430px;border:1px solid red;position: absolute;left:100px;top:100px;background-color:blue' onmousedown='down (event)' onmouseup='up()'>
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</div>
</BODY>
< /HTML>
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