Someone

initValues();
// push button callback
function onClick(btn) {
	if (btn == btnSubmit) {
		var loadVars_in:LoadVars = new LoadVars();
		var loadVars_out:LoadVars = new LoadVars();
       // loadVars_out.choice;
		loadVariablesNum ("surveyCatch2.php", usr, "POST");
		gotoAndPlay("Thankyou");
	} else if (btn == btnClear) {
		clearResults();
		//gotoAndPlay("pg2");
	}
}