// JavaScript Document
Event.observe(window, 'load', init, false);
	
function init(){	
	Event.observe('username', 'blur', valuser, false);
}

function valuser(){
	var url = 'ajaxval.php';
	var pars = 'username='+escape($F('username'));
	var target = 'val-msg';
	var myAjax = new Ajax.Updater(target, url, {	method: 'post',	parameters: pars});
}