function Query(url, returnFields){
	//alert(url + ":" + returnFields);
	this.queryTask = new esri.tasks.QueryTask(url);
	this.query = new esri.tasks.Query();
	this.query.returnGeometry = true;
	this.query.outFields = returnFields;
}

function QueryPrototype(){
	Query.prototype.executeQuery = function(){
			this.queryTask.execute(this.query);
	}
}