$(document).ready(function() {
	$('#UserNameLoading').hide();
	$('#id_username').blur(function() {
		if ($('#id_username').val()) {
		$('#UserNameLoading').show();
	$.post("/account/ajax/check_username/", {
	 username: $('#id_username').val()
	}, function(response) {
		$('#UserNameResponse').fadeOut();
			setTimeout("finishAjax('UserNameResponse','"+escape(response)+"')",400); 
		});
		}
		return false;
	});
});

function finishAjax(id,response) {
	$('#UserNameLoading').hide();
	$('#'+id).html(unescape(response));
	$('#'+id).fadeIn();
}