need help change as3 to as3 canvas For contact with php

this original as3 code

function sendGame(e){

   var variables:URLVariables = new URLVariables();

   variables.my_id = myidCard;

   variables.my_course = mycourse;

   variables.my_time = mytime;

   variables.my_score = myscore;

   var urlloader:URLLoader = new URLLoader();

   var urlrequest:URLRequest = new URLRequest("http://www/EL/phpCheck/sendActivity.php");

   urlrequest.method = URLRequestMethod.POST;

   urlrequest.data = variables;

   urlloader.dataFormat = URLLoaderDataFormat.TEXT;//VARIABLES

   urlloader.load(urlrequest);

}

thankyou^^