function GetRequest()
{
	var webtype = document.getElementById('imglogon');
	var url = location.search; //获取url中"?"符后的字串
	var theRequest = new Object();
	if(url.indexOf("?") != -1)
	{
    var str = url.substr(1);
    strs = str.split("=");
//alert(strs[1]);
//debugger;
    switch(strs[1])
    {
      case "wb":
        webtype.src="/fileroot/bos/tmplate/images/logo-wb.gif";
        break;
      case "zx":
        webtype.src="/fileroot/bos/tmplate/images/logo-zx.gif";
        break;
      case "jc":
        webtype.src="/fileroot/bos/tmplate/images/logo-jc.gif";
        break;
      case "rj":
        webtype.src="/fileroot/bos/tmplate/images/logo-rj.gif";
        break;
    }
   }
}