var XMLHttpRequestObject = false;
			
if( window.XMLHttpRequest )
{
	XMLHttpRequestObject = new XMLHttpRequest();
}
else if( window.ActiveXObject )
{
	XMLHttpRequestObject = new ActiveXObject( 'Microsoft.XMLHTTP' );
}

function checkCode( code, info )
{
	if( XMLHttpRequestObject )
	{
		var info = document.getElementById( info );
		var code = document.getElementById( code ).value;
		code = escape( code );
		var url = 'includes/checkCode.php?code=' + code;
		
		XMLHttpRequestObject.open( 'GET', url );
		XMLHttpRequestObject.onreadystatechange = function()
		{
			if( XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200 )
			{
				var str = XMLHttpRequestObject.responseText;
				str = unescape( str );
				info.innerHTML = str;
			}
		}
		XMLHttpRequestObject.send(null);
	}	
}