var sessionid = 0;

window.onload = function()
{
	checklogin();
};

//¿Ñ§¡ìªÑè¹ login
function checklogin()
{
	var req = Inint_AJAX();
	req.open( "post" , "checklogin.php" , true );
	req.onreadystatechange = function()
	{
		if ( req.readyState == 4 )
		{
			if ( req.status == 200 )
			{
				var data = req.responseText
				var ds = data.split( '|' );
				document.getElementById( 'login' ).innerHTML = ds[0];
				if ( document.getElementById( 'login_user' ) ) //â¿¡ÑÊä»·Õè ªèͧ user
				{
					document.getElementById( 'login_user' ).focus();
					if ( document.getElementById( 'membertool' ) )
					{
						document.getElementById( 'membertool' ).style.visibility = 'hidden';
					};
				};
				sessionid = ds[1];
			};
		};
	};
	req.setRequestHeader( "Content-Type", "application/x-www-form-urlencoded" );
	req.setRequestHeader( "Referer" , document.URL );
	var query = '';
	if ( document.getElementById( 'login_user' ) )
	{
		var user = document.getElementById( 'login_user' ).value;
		var password = document.getElementById( 'login_password' ).value;
		query = 'user=' + encodeURIComponent( user )  + '&password=' + encodeURIComponent( password ) + '&';
	};
	req.send( query + 'PHPSESSID=' + sessionid );
	return false;
};