dojo.require("dojo.io.*");
dojo.require("dojo.xml.*");

function trackTraffic(url){

   var currentDate= new Date()
   url=url+"&"+currentDate.getMilliseconds();
   dojo.io.bind({
           url: url,
           load: function(type, data, evt){ trackClick(data);},
           error: function(type, data, evt){ trackClickReportError(type,data,evt); },
           mimetype: "text/xml"
   });
        
}

function trackClick(xmldoc){
	var root_node = xmldoc.getElementsByTagName('root').item(0);
    var success_node = root_node.getElementsByTagName('success').item(0);
    if(success_node.firstChild.data == "true"){ 
	    //success
    }else{
       //fail
    }
}
function trackClickReportError(){
	//error!
}