function copyToClipBoard(){
     var clipBoardContent="";
       clipBoardContent+=this.location.href;
     window.clipboardData.setData("Text",clipBoardContent);
     alert("复制成功，请粘贴到你的QQ/MSN上推荐给你的好友");
   }
   function bookmark(){ 
var title=document.title 
var url=document.location.href 
if (window.sidebar) window.sidebar.addPanel(title, url,""); 
else if( window.opera && window.print ){ 
var mbm = document.createElement('a'); 
mbm.setAttribute('rel','sidebar'); 
mbm.setAttribute('href',url); 
mbm.setAttribute('title',title); 
mbm.click();} 
else if( document.all ) window.external.AddFavorite( url, title); 
}