var telImg = 1;

var img1 = new Image();
img1.src = '/imgs/foto1.jpg';
var img2 = new Image();
img2.src = '/imgs/foto2.jpg';
var img3 = new Image();
img3.src = '/imgs/foto3.jpg';

function chgImg(){
	try{
		chgPic.filters[0].Apply();
		document.getElementById('chgPic').src = '/imgs/foto'+telImg+'.jpg';
		chgPic.filters[0].Play();
		}catch(e){
		document.getElementById('chgPic').src = '/imgs/foto'+telImg+'.jpg';
		}
	if(telImg==3)telImg=0;
	telImg++;
	setTimeout('chgImg()',5000);
}