(function($){
$(document).ready(function() {
	$("form.validate #email").focus(function() {
		if ($(this).val() == "Your email address") {$(this).val('');} 
		if ($(this).val() == "Invalid email.  Try again.") {
			$(this).val(''); 
			$(this).attr('style',''); 
		} 
	});
	$("form.validate #email").blur(function() {
		if ($(this).val() == '') {
			$(this).val('Your email address'); 
		} 
	});
	$("form.validate #email").blur(function() {
		if ($("form.validate #email").val() == 'Invalid email.  Try again.') {
			$("form.validate #email").val('Your email address');
			$("form.validate #email").attr('style','');
		} 
	});
});
})(jQuery);

function valid_email(the_form) {
    var el = the_form.email;
    var val = el.value;
    var isValid = true;
    var Regex = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    if (!Regex.test(val)) {
      isValid = false;
    }
    if( !isValid ) { 
      el.value = 'Invalid email.  Try again.';
      el.style.color = 'red';
    }
  return isValid;
}
function check_form(the_form) {
    var a = valid_email(the_form);
    return (a);
}