function imgchange(imgtag)
{
ranimg = new Array();
ranimg[0]="images/top/random/vs33.jpg";
ranimg[1]="images/top/random/vl30.jpg";
ranimg[2]="images/top/random/vm07.jpg";

xx = Math.floor(ranimg.length*Math.random());
	ranimg = ranimg[Math.floor(xx)];
	document.getElementById(imgtag).src = ranimg;
}
function imgchange2(imgtag)
{
clearInterval(timer);
timer = setInterval( "imgchange('changetopimg')", 8000 );
imgchange(imgtag);
}