function Post(){

	var name = "";
	var country = "";
	var town = "";
	//var email = "";
	var comment = "";
	var nAt = 0;
	var nFs = 0;

	name = document.form1.name.value ;
	country = document.form1.country.value ;
	town = document.form1.town.value ;
	//email = document.form1.email.value ;
	comment = document.form1.comment.value ;
	//nAt = email.indexOf('@');
	//nFs = email.indexOf('.');
	
	if (name == "")
	{
		alert("Please enter your name");
		return false ;
	}

	if (country == "")
	{
		alert("Please choose your country");
		return false ;
	}

	if (town == "")
	{
		alert("Please enter a town or city");
		return false ;
	}

	//if (email == "")
//	{
//		alert("Enter your e-mail address please");
//		return false ;
//	}	
//	
//	if (email != "" && nAt == -1)
//	{
//		alert("Please enter a valid e-mail address");
//		return false ;
//	}
//	
//	if (email != "" && nFs == -1)
//	{
//		alert("Please enter a valid e-mail address");
//		return false ;
//	}
	
	if (comment == "")
	{
		alert("Enter your comment please");
		return false ;
	}
	
	return true;
}



function Login(){
    
	var isNS4 = (navigator.appName=="Netscape")?1:0;

	var username = "";
	var password = "";

	username = document.form1.username.value ;
	password = document.form1.password.value ;
	
	if (username == "")
	{
		alert("Please enter your username");
		return false ;
	}
	
	if (password == "")
	{
		alert("Please enter your password");
		return false ;
	}
	

var space = " "; // Invalid character is a space
var quote = "'";
var and = "&";
var exla = "!";
var hex = "#";
var star = "*";
var brackL = "(";
var brackR = ")";
var star = "*";



// check for quote
if (username.indexOf(quote) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for &
if (username.indexOf(and) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for !
if (username.indexOf(exla) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for #
if (username.indexOf(hex) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for *
if (username.indexOf(star) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for (
if (username.indexOf(brackL) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for )
if (username.indexOf(brackR) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for *
if (username.indexOf(star) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for spaces
if (username.indexOf(space) > -1) {
	alert("Sorry, spaces are not allowed.");
	return false;
}







// check for quote
if (password.indexOf(quote) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for &
if (password.indexOf(and) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for !
if (password.indexOf(exla) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for #
if (password.indexOf(hex) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for *
if (password.indexOf(star) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for (
if (password.indexOf(brackL) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for )
if (password.indexOf(brackR) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for *
if (password.indexOf(star) > -1) {
	alert("Only alphabatic characters are allowed");
	return false;
}

// check for spaces
if (password.indexOf(space) > -1) {
	alert("Sorry, spaces are not allowed.");
	return false;
}

	return true;
}



function validateContact(){

	var name = "";
	var surname = "";
	var email = "";
	var from = "";
	var to = "";
	var nAt = 0;
	var nFs = 0;

	name = document.form1.name.value;
	surname = document.form1.surname.value;
	email = document.form1.email.value;
	comments = document.form1.comments.value;
	nAt = email.indexOf('@');
	nFs = email.indexOf('.');
	
	if (name == "")
	{
		alert("Please enter your name");
		return false ;
	}
	
	if (surname == "")
	{
		alert("Please enter your surname");
		return false ;
	}
	
	if (email == "")
	{
		alert("Please enter your e-mail");
		return false ;
	}
		
	if (email != "" && nAt == -1)
	{
		alert("Please enter a valid e-mail address");
		return false ;
	}
	
	if (email != "" && nFs == -1)
	{
		alert("Please enter a valid e-mail address");
		return false ;
	}

	if (email != "" && nFs > nAt && nFs < nAt+2)
	{
		alert("Please enter a valid e-mail address");
		return false ;
	}
	
	if (comments == "")
	{
		alert("Please enter your comments or suggestions");
		return false ;
	}
	
	
	return true;
}