function sitebro_getVar(name)
{
         var get_string = '';         
	 var dScripts = document.body.getElementsByTagName('script');
	 for(var i=0,j=dScripts.length;i<j;i++){
		 if(dScripts[i].src && dScripts[i].src.indexOf('sitebro_track_sinatw.js')!=-1){
		    get_string = dScripts[i].src.toString();
			break;
		 }
	 }
         var name_index = get_string.indexOf(name + '=');
         if(name_index != -1)
         {
              get_string = get_string.substr(name_index + name.length + 1, get_string.length - name_index);
              var end_of_value = get_string.indexOf('&');
              if(end_of_value != -1)                
                return get_string.substr(0, end_of_value);                
              else                
                return get_string;  
	  }              
	  return '';  
}
(function(){
    var sitebro_userid = sitebro_getVar('userid'); 
    var sitebro_websiteid = sitebro_getVar('websiteid'); 
    var sitebro_referrer = (document.referrer&&document.referrer!='')?encodeURIComponent(document.referrer):'';
    if(sitebro_userid == '' || sitebro_userid == '' || sitebro_referrer == ''){
        return;
    };
    var sitebro_url = encodeURIComponent(document.location);
    var sitebro_title = encodeURIComponent(document.title);
    var sRequestUrl = "http://tracking.zh.sitebro.com/track_partner.php?language=zh_TW&userid="+sitebro_userid+"&websiteid="+sitebro_websiteid+"&url="+sitebro_url+"&title="+sitebro_title+"&referrer="+sitebro_referrer;
    var objImage = new Image(1,1);
    objImage.src = sRequestUrl;
}());