/* ку */
var bg_here;
var bgs = ['/media/img/ill_00.jpg', '/media/img/ill_01.jpg', '/media/img/ill_02.jpg'];
var bg_cur = 0;
function reload_bg(id){
	if( !bg_here ) bg_here = document.getElementById(id);

	if (++bg_cur >= bgs.length) bg_cur = 0;

	var bg = bgs[bg_cur];
	bg_here.style.backgroundImage = 'url(' + bg + ')';
}