var ImgNr=73;
var cntI=1;
var str="";

function swapImg(){
var dv=new Array("im1","im2","im3","im4","im5","im6","im7","im8");
var nrI=0;
	for (var i=0;i<8;i++){
	str="<img src='./images/" + cntI + ".jpg' TITLE='officina49 centro musicale' >"
	document.getElementById(dv[i]).innerHTML=str;
	cntI++;
	if (cntI>ImgNr)cntI=1;
	}
	timerImg= setTimeout("swapImg();",8000);
}

timerImg=setTimeout("swapImg();",500);