使用javascript擷取Url的參

  使用javascript擷取Url的參數

  <script language=javascript>
   //擷取url的參數
   function GetUrlParams()
   {
       //擷取參數串
       var args = new Object();
    var search = location.search.substring(1);
    if(search != '')
    {
      var params = search.split('&');
      for(i = 0;i < params.length;i++)
      {
      var pos = params[i].indexOf('=');
      var key = params[i].substring(0,pos);
      var value = params[i].substring(pos+1);
      args[key] = value;
      }
    }
    return args;
   }
   
   var args = GetUrlParams();
   alert(args['param']);
  </script>