/**
 * adv script
 * 
 * author: Hristo Drumev [www.hdrumev.com]
 *
 */

var PHOTOSHOW_INTERVAL = 5000;

var __photoNo = 0;
var __photoTimer = null;

var __photoSrc = new Array( 'img/adv_zavedenie.jpg', 'img/adv_zavedenie.jpg' );
//var __photoSrc = new Array( 'img/adv_zavedenie.jpg', 'img/m_kasta.jpg' );

function onChangePhoto()
{
	++__photoNo > 2 ? ( __photoNo = 1 ) : null;
	if( document.getElementById( 'advPhoto' ) ) 
		document.getElementById( 'advPhoto' ).src = __photoSrc[__photoNo - 1];
	__photoTimer !== null ? window.clearTimeout( __photoTimer ) : null;
	__photoTimer = window.setTimeout( 'onChangePhoto()', PHOTOSHOW_INTERVAL );
}

function preloadPhotos()
{
	if( !window.__preloaded )
		window.__preloaded = [];
	for( var i = 0; i < __photoSrc.lenght; i++ )
	{
		var index = window.__preloaded.length;
		window.__preloaded[index] = new Image;
		window.__preloaded[index].src = __photoSrc[i];	
	}
	
}

preloadPhotos();
onChangePhoto();