function GetEvent(id)
{
	if(document.getElementById)
	
	{
	
		return document.getElementById(id);
	}
	else if(document.all)
	{
		return document.all[id];
	}
	else if(document.layers)
	{
		return document.layers[id];
	}
}
  function setTxt()  //复制资料
{ 
window.clipboardData.setData('text',document.location.href); 
 alert("此网页地址已复制");
}