// JavaScript Document

function validateContactForm() {
	var err = "";
	
	if(document.Contact.name.value == "" || document.Contact.name.value == "Your name") {
		err += "Please provide your name.<br />";
	}
	
	if((document.Contact.email.value == "" || document.Contact.email.value == "Your email") && (document.Contact.phone.value == "" || document.Contact.phone.value == "and/or contact number")) {
		err += "Please enter at least one contact method.<br />";
	}
	
	if(!validateEmail(document.Contact.email.value) && document.Contact.email.value != "" && document.Contact.email.value != "Your email") {
		err += "The email address you entered is invalid.\n";
	}
		
	if(err != "") {
		document.getElementById('formError').innerHTML = err;
		return(false);
		
	} else {
		return(true);
	}
	
}

function validateEmail(email) {
	
	// test if valid email address, must have @ and .
	var checkEmail = "@.";
	var checkStr = email;
	var EmailValid = false;
	var EmailAt = false;
	var EmailPeriod = false;
	for (i = 0;  i < checkStr.length;  i++)
	{
	ch = checkStr.charAt(i);
	for (j = 0;  j < checkEmail.length;  j++)
	{
	if (ch == checkEmail.charAt(j) && ch == "@")
	EmailAt = true;
	if (ch == checkEmail.charAt(j) && ch == ".")
	EmailPeriod = true;
		  if (EmailAt && EmailPeriod)
			break;
		  if (j == checkEmail.length)
			break;
		}
		// if both the @ and . were in the string
	if (EmailAt && EmailPeriod)
	{
			EmailValid = true
			break;
		}
	}
	if (!EmailValid)
	{
		return (false);
	}
	return(true);
}