简单的js右下角弹框

<html><head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8"></head>
<body>
<!--<script type="text/javascript" src="2010123166691_files/tc.js"></script>-->
 
<script type="text/javascript">
 window.onresize = baiduResizeDiv;
 window.onerror = function(){}
 var divTop,divLeft,divWidth,divHeight,docHeight,docWidth,objTimer,i = 0;
 var px = document.doctype?"px":0;
 var scrollwidth = navigator.userAgent.indexOf("Firefox")>0?16:0;
 var iframeheight = navigator.userAgent.indexOf("MSIE")>0?230-2:209-2;
 String.prototype.Trim  = function(){return this.replace(/^\s+|\s+$/g,"");}
 function baidu_collapse(obj){
//  ct = document.getElementById('tab_c_iframe');
//  if(ct.style.display=="none"){
//   ct.style.display="";
//   obj.src=obj.src.replace("b.gif","a.gif");
//  } else {
//   ct.style.display="none";
//   obj.src=obj.src.replace("a.gif","b.gif");
//  }
document.getElementById("eMeng").style.display="none";
  baiduResizeDiv();
 }
 function baiduMsg()
 {
  try{
   divTop = parseInt(document.getElementById("eMeng").style.top,10);
   divLeft = parseInt(document.getElementById("eMeng").style.left,10);
   divHeight = parseInt(document.getElementById("eMeng").offsetHeight,10);
   divWidth = parseInt(document.getElementById("eMeng").offsetWidth,10);

   var scrollPosTop,scrollPosLeft,docWidth,docHeight;
   if (typeof window.pageYOffset != 'undefined') {
    scrollPosTop = window.pageYOffset;
    scrollPosLeft = window.pageXOffset;
    docWidth = window.innerWidth;
    docHeight = window.innerHeight;
   } else if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
    scrollPosTop = document.documentElement.scrollTop;
    scrollPosLeft = document.documentElement.scrollLeft;
    docWidth = document.documentElement.clientWidth;
    docHeight = document.documentElement.clientHeight;
   } else if (typeof document.body != 'undefined') {
    scrollPosTop = document.body.scrollTop;
    scrollPosLeft = document.body.scrollLeft;
    docWidth = document.body.clientWidth;
    docHeight = document.body.clientHeight;
   }
 
   document.getElementById("eMeng").style.top = parseInt(scrollPosTop,10) + docHeight -divHeight-50+ px;// divHeight
   document.getElementById("eMeng").style.left = parseInt(scrollPosLeft,10) + docWidth - divWidth -scrollwidth -50+ px;
   document.getElementById("eMeng").style.visibility="visible";
   objTimer = window.setInterval("baidu_move_div()",10);
  }catch(e){}
 }
 function baiduResizeDiv()
 {
  i+=1;
  try{
   divHeight = parseInt(document.getElementById("eMeng").offsetHeight,10);
   divWidth = parseInt(document.getElementById("eMeng").offsetWidth,10);

   var scrollPosTop,scrollPosLeft,docWidth,docHeight;
   if (typeof window.pageYOffset != 'undefined') {
    scrollPosTop = window.pageYOffset;
    scrollPosLeft = window.pageXOffset;
    docWidth = window.innerWidth;
    docHeight = window.innerHeight;
   } else if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
    scrollPosTop = document.documentElement.scrollTop;
    scrollPosLeft = document.documentElement.scrollLeft;
    docWidth = document.documentElement.clientWidth;
    docHeight = document.documentElement.clientHeight;
   } else if (typeof document.body != 'undefined') {
    scrollPosTop = document.body.scrollTop;
    scrollPosLeft = document.body.scrollLeft;
    docWidth = document.body.clientWidth;
    docHeight = document.body.clientHeight;
   }
 
   document.getElementById("eMeng").style.top = docHeight - divHeight + parseInt(scrollPosTop,10)-50 + px;
   document.getElementById("eMeng").style.left = docWidth - divWidth + parseInt(scrollPosLeft,10) - scrollwidth -50+ px;
  }catch(e){}
 }
 function baidu_move_div()
 {

  var scrollPosTop,scrollPosLeft,docWidth,docHeight;
  if (typeof window.pageYOffset != 'undefined') {
   scrollPosTop = window.pageYOffset;
   scrollPosLeft = window.pageXOffset;
   docWidth = window.innerWidth;
   docHeight = window.innerHeight;
  } else if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
   scrollPosTop = document.documentElement.scrollTop;
   scrollPosLeft = document.documentElement.scrollLeft;
   docWidth = document.documentElement.clientWidth;
   docHeight = document.documentElement.clientHeight;
  } else if (typeof document.body != 'undefined') {
   scrollPosTop = document.body.scrollTop;
   scrollPosLeft = document.body.scrollLeft;
   docWidth = document.body.clientWidth;
   docHeight = document.body.clientHeight;
  }
  try{
   if(parseInt(document.getElementById("eMeng").style.top,10) <= (docHeight - divHeight + parseInt(scrollPosTop,10)))
   {
    window.clearInterval(objTimer);objTimer = window.setInterval("baiduResizeDiv()",1);
   }
   divTop = parseInt(document.getElementById("eMeng").style.top,10);
   document.getElementById("eMeng").style.top = divTop - 1 + px;
  }catch(e){}
 }
 function zzjs_net(h,w,caption,title,message){
 
   window.onload = baiduMsg;
 
  var str;
   
  var str = "<DIV id='eMeng' style='Z-INDEX:99999;LEFT:0px;POSITION:absolute;TOP:0px;VISIBILITY:hidden; WIDTH: "+w+"px; BORDER-BOTTOM: #455690 1px solid; font-size:12px; back-color:#ccc; HEIGHT: " + h + "px; >";
    str += "<table style='BORDER-TOP: #ffffff 1px solid; BORDER-LEFT: #ffffff 1px solid' cellSpacing=0 cellPadding=0 width='100%' bgColor=#ffffff border=0>";
    str += "<tr  >";
    str += "<td  width='30' height='24'></td>";
    str += "<td   vAlign='center' width='100%'>"+caption+"</td>";
    str += "<td  valign='right' style='PADDING-RIGHT: 2px; PADDING-TOP: 2px'   width=19>";
    str += "<span title='关闭' onclick='javascript:baidu_collapse(this)'  style='FONT-WEIGHT: bold; FONT-SIZE: 12px; cursor: hand; color: red;  '    > × </span></td>";
    str += "</tr>";
    str += "<tr>";
    str += "<td style='padding-right: 1px;padding-botton: 1px' colSpan=3 height=" + (h - 28) + ">";
    str += "<div >" + title + "<br/><br/>";
    str += "<div  ><A href='javascript:void(0)' hidefocus=false id='btCommand'><FONT color=#ff0000>" + message + "</FONT></A><A href='#' hidefocus=false id='ommand'><FONT color=#ff0000></FONT></A></DIV>";
    str += "</div>";
    str += "</td>";
    str += "</tr>";
    str += "</table>";
    str += "</div>";
   
  document.writeln(str);
 }
  zzjs_net(120,120, "欢迎进入天贸企业管理平台", "今天是<%= FormatDateTime(date, 1) %>", "您有 <%= count_num %> 条新的信函.");
</script>
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</body></html>

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