function Trim(string){
    return string.replace(/( +)$/g,"").replace(/^( +)/g,"");
}
function is_email( str ){
    p = /^([\w\.-]+)@([a-zA-Z0-9-]+)(\.[a-zA-Z\.]+)$/;
    if(str.search(p) == -1){
        return false;
    }else{
        return true;
    }
}

function toSubmit() {
	var email = $("#email").val();
	if(Trim(email) == "") {
		alert("Please Input Your Email Address.");
		$("#email").focus();
		return false;
	}else{
		if(!is_email(email)){
			alert("Please Input Your Email Address Correctly.");
			$("#email").focus();
			return false;
		}
	}
	var thedate = $("#date").val();
	if(Trim(thedate) == "") {
		alert("Please Input Your Wedding Date.");
		$("#date").focus();
		return false;
	}
	var address = $("#address").val();
	if(Trim(address) == "") {
		alert("Please Input Your Postal Address.");
		$("#address").focus();
		return false;
	}
	$.post("./email.php",{'email':email,'date':thedate,'address':address},function(data){
		$("#showmsg").html(data);
		$("#email").val('');
		$("#date").val('');
		$("#address").val('');
	});
}

/*
$("#submitemail").submit(function(){
	if(Trim($("#email").val()) == "") {
		alert("Please Input Your Email Address.");
		$("#email").focus();
		return false;
	}else{
		if(!is_email($("#email").val())){
			alert("Please Input Your Email Address Correctly.");
			$("#email").focus();
			return false;
		}
	}
	if(Trim($("#date").val()) == "") {
		alert("Please Input Your Wedding Date.");
		$("#date").focus();
		return false;
	}
	if(Trim($("#address").val()) == "") {
		alert("Please Input Your Postal Address.");
		$("#address").focus();
		return false;
	}
	return true;
});
*/