// JavaScript Document
var ajax = new sack();

function validate_member()
{
	if(trim(document.getElementById('memberusername').value) == '')
	{
		document.getElementById('error_msg').innerHTML = 'Please enter a username';
		document.getElementById('memberusername').focus();
		return false;
	}
	else if(trim(document.getElementById('memberpassword').value) == '')
	{
		document.getElementById('error_msg').innerHTML = 'Please enter a password';
		document.getElementById('memberpassword').focus();
		return false;
	}
	else
	{
	 	document.getElementById('error_msg').innerHTML = '';
		return true;
	}
}

function check_username()
{
	var value = validate_member();
	
	if(value == true)
	{
		document.getElementById('error_msg').innerHTML = '<img src="images/callWaiting.gif">';
	
		ajax.setVar("username", document.getElementById('memberusername').value);
		ajax.setVar("password", document.getElementById('memberpassword').value);
		ajax.setVar("chech_user", "yes");
		ajax.setVar("send_pass", "");
		
		ajax.method= 'POST';
		ajax.requestFile = "ajax/index_ajax.php";	// Specifying which file to get
		//ajax.element = 'error_msg'; // ID to be over written with response content
		ajax.onCompletion = SHOW_PAGE;	// Specify function that will be executed after file has been found
		ajax.runAJAX();
	}
}
function SHOW_PAGE()
{
	var content = ajax.response;
	if(content == 'Login success'){
		window.location.href="WelcomeMember.html";
		new_content = 'Login success';
	}
	else if(content == 'Login successn'){
		window.location.href="MemberHome.php";
		new_content = 'Login success';
	}
	else
	{
		new_content = content;
	}

	document.getElementById('error_msg').innerHTML = new_content;
}



function validate_forgot()
{
	if(trim(document.getElementById('username').value) == '')
	{
		document.getElementById('msg_forgot').innerHTML = 'Please enter a username';
		document.getElementById('username').focus();
		return false;
	}
	else
	{
	 	document.getElementById('msg_forgot').innerHTML = '';
		return true;
	}
}

function send_password()
{
	var value = validate_forgot();
	
	if(value == true)
	{
		document.getElementById('msg_forgot').innerHTML = '<img src="images/callWaiting.gif">';
	
		ajax.setVar("username", document.getElementById('username').value);
		ajax.setVar("chech_user", "");
		ajax.setVar("send_pass", "yes");

		
		ajax.method= 'POST';
		ajax.requestFile = "ajax/index_ajax.php";	// Specifying which file to get
		//ajax.element = 'error_msg'; // ID to be over written with response content
		ajax.onCompletion = SHOW_PAGE1;	// Specify function that will be executed after file has been found
		ajax.runAJAX();
	}
}
function SHOW_PAGE1()
{
	var content = ajax.response;
	document.getElementById('msg_forgot').innerHTML = content;
}