function retrieveCookie()
{
	if(getCookie('email') && getCookie('password'))
	{
		$('email').value=getCookie('email');
		$('password').value=getCookie('password');
		if (getCookie('email') != '' && getCookie('password') != '')
		{
			$('login').submit(); // autosubmit the form
		}
	}
}

function getCookie(c_name)
{
	var retStr = false;
	if (document.cookie.length > 0)
	{
		c_start=document.cookie.indexOf(c_name + '=');
		if (c_start!=-1)
		{ 
			c_start=c_start + c_name.length+1;
			c_end=document.cookie.indexOf(';',c_start);
			if (c_end==-1) c_end=document.cookie.length;
				retStr = unescape(document.cookie.substring(c_start,c_end));
		}
	}
	return retStr;
}

function validateLogin()
{ 
	if ($('email').value == '')
	{
		$('errElem').innerHTML='Email cannot be empty.';
		$('email').select();
		$('email').focus();
		return false;
	}
	
	/*
	try
	{
		emailCheck(trim($('email').value));
	}
	catch (e)
	{
		$('errElem').innerHTML=e.message;
		$('email').select();
		$('email').focus();
		return false;
	}	
	*/
	
	if ($('password').value=='')
	{
		$('errElem').innerHTML='Password cannot be empty.';
		$('password').select();
		$('password').focus();
		return false;
	}
	return true;
}