//下载文件 1.表示下载零时空软件 
function down_khd4(softType,lsk_basePath){
  var url = lsk_basePath + "user/record!recordDown.action"; 
  var s = jQuery("#hidden_session_domain_url").val(); 
  var pars = {"softType":softType,
  			  "src_domain":s,
  			  "download_url":location.href,
  			  "download_ip":"127.0.0.1"};
  jQuery.get(url,pars,function(data){
  		window.location = 'http://update.quickrescue.cn:8080/publish/qhelp/setup.exe';
  });
  
}