IE与火狐，刷新页面有区别

 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">

  <SCRIPT LANGUAGE="JavaScript">
     function closeme(evt){
        var isIE=document.all?true:false;
        evt=evt?evt:(window.event?window.event:null);

        if(isIE){  // IE
          var n=evt.screenX-window.screenLeft;
          var b=n>document.documentElement.scrollWidth-20;
          if(b&&evt.clientY<0  || evt.altKey){
             location.href="logout";
          }else{
              alert("是刷新");
          }
        }else{  //火狐
           if(document.documentElement.scrollWidth!=0){
              alert("是刷新");     
           }else{
              alert("是关闭");        
           }
        }
     }
  </SCRIPT>
 </HEAD>

 <BODY onunload="closeme(event);">
    
 </BODY>
</HTML>

 

posted @ 2012-10-20 19:05  邹晟  阅读(359)  评论(0)  编辑  收藏  举报