function getParameter(parameterName) {
  var strQuery = location.search.substring(1);  // 菠筁 "?"
  var paramName = parameterName + "=";  // р "=" 讽Θ把计嘿场だ

  if (strQuery.length > 0) {
    begin = strQuery.indexOf(paramName);  // 眔 paramName  strQuery 竚

    if (begin != -1) {  //  strQuery 柑т眔 paramName
      begin += paramName.length;  // 砞﹚把计币﹍竚

      // 眔把计挡竚
      end = strQuery.indexOf("&" , begin);
      if ( end == -1 ) end = strQuery.length

      return unescape(strQuery.substring(begin, end));
    }
    return "null";
  }
}



function IncludeJavaScript(jsFile)
{
  document.write('<script type="text/javascript" src="'+ jsFile + '"></script>'); 
}
function IncludeCss(jsFile)
{
  document.write('<link rel="stylesheet" type="text/css" href="'+ jsFile + '"/>'); 
  
}