随意拖动

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 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>随意拖动</title>
</head>
<style>
.dragAble {position:relative;cursor:move;}

</style>
<body>
<script language="javascript">
setInterval("refresh();",5000);
function refresh(){
 document.getElementById('doProgressDivID').style.display="";
}
var ie=document.all;
var nn6=document.getElementById&&!document.all;
var isdrag=false;
var y,x;
var oDragObj;

function moveMouse(e) {
 if (isdrag) {
 oDragObj.style.top  =  (nn6 ? nTY + e.clientY - y : nTY + event.clientY - y)+"px";
 oDragObj.style.left  =  (nn6 ? nTX + e.clientX - x : nTX + event.clientX - x)+"px";
 return false;
 }
}

function initDrag(e) {
 var oDragHandle = nn6 ? e.target : event.srcElement;
 var topElement = "HTML";
 while (oDragHandle.tagName != topElement && oDragHandle.className != "dragAble") {
 oDragHandle = nn6 ? oDragHandle.parentNode : oDragHandle.parentElement;
 }
 if (oDragHandle.className=="dragAble") {
 isdrag = true;
 oDragObj = oDragHandle;
 nTY = parseInt(oDragObj.style.top+0);
 y = nn6 ? e.clientY : event.clientY;
 nTX = parseInt(oDragObj.style.left+0);
 x = nn6 ? e.clientX : event.clientX;
 document.onmousemove=moveMouse;
 return false;
 }
}
document.onmousedown=initDrag;
document.onmouseup=new Function("isdrag=false");
function doClose(){
 document.getElementById('doProgressDivID').style.display='none';
}
</script>
<div class="dragAble" id="doProgressDivID" style="position:absolute;height:150;width:360; left:258px; top:300px; z-index:1;display:none;">
<table border="1" width="100%" height="100%" cellspacing="0" cellpadding="4" style="border-collapse: collapse;border:1px solid #A1A1A1;" bgcolor="#FFFFEC">
 <tr height=8>
  <td height="27" background="../images/5.gif" class="line1">&nbsp;&nbsp;
  <span class="blue" ><strong>&nbsp;信息管理</strong></span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
  &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
  <SPAN  title=关闭 style='FONT-WEIGHT: bold; FONT-SIZE: 12px; CURSOR: hand; COLOR: red; MARGIN-RIGHT: 4px' onClick="doClose();">×</SPAN>
  </td>
 </tr>
 <tr>
   <td valign="top" >
     <table id="messageTable"  bordercolor="#66CC99" width="100%" cellspacing="1" border="1" cellpadding="0">
     <tr><td>&nbsp;</td></tr>
     </table>
   </td>
 </tr>
</table>
</div>
</body>
</html>

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