DIV层的拖动和兼容
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- <!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">
<head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<script language="JavaScript" type="text/javascript">
var x,y
var drag_=false
var D=new Function('obj','return document.getElementById(obj);')
var IE=new Function('','if(navigator.appName.indexOf("Explorer")>=0)return 1;if(navigator.appName.indexOf("Netscape")>=0)return 2')
function Move_obj(obj){//1
D(obj).onmousedown=function(e){drag_=true//4
with(this){style.position="absolute";temp1=offsetLeft;temp2=offsetTop;//5
if(IE()==1){x=event.clientX;y=event.clientY//6
document.onmousemove=function(e){//7
if(drag_==false)return false
with(this){style.left=temp1+event.clientX-x+"px";style.top=temp2+event.clientY-y+"px"}
}//7
}//6
if(IE()==2){x=e.pageX;y=e.pageY;//8
document.onmousemove=function(e){//9
if(drag_==false)return false
with(this){style.left=temp1+e.pageX-x+"px";style.top=temp2+e.pageY-y+"px"}
}//9
}//8
}//5
document.onmouseup=new Function("drag_=false")
}//4
}//1
</script>
<body>
<div id="test" style="background-color:#0099CC;width:200px"onmouseover='Move_obj("test")'>这个是可以拖动的层</div>
