$(document).ready(function() {
	$('#rent-form').submit(function() {
		var fail = false;
		$('#rent-form .required').each(function() {
			if($(this).val() === '') {
				$(this).css('border', '1px solid red');
				fail = true;
			}
		});
		
		if(fail)
			return false;
	});
	
	$('#rent-form .required').focus(function() {
		$(this).attr('style', '');
	});
});