function checkForm(theForm) {	
	var reason = "";
	reason += checkEmail(theForm.email.value);
	if (reason != "") {
       alert(reason);
       return false;
    }
	return true;


}

	function checkEmail(addy) {
		var error="";
		var emailFilter=/([\w-\.]+)@((?:[\w]+\.)+)([a-zA-Z]{2,4})/;
		if (!(emailFilter.test(addy))) { 
	       error = "Please enter a valid email address.\n";
		}
		
		var illegalChars=/[\(\)\<\>\,\;\:\\\/\"\[\]]/;
		if (addy.match(illegalChars)) {
		   error = "The email address contains illegal characters.\n";
		}
		return error;

	}