var NbrDiv = 11;
var Left = 0;
var IdFirst = 'spotlight';
var TimeOutID;

function SlideDivStart() { TimeOutID = window.setInterval('Slide();',60); }
function SlideDivStop() { clearInterval(TimeOutID); }

function Slide() {
	Id=IdFirst; Dec=0;
	for (var i=0; i<NbrDiv; i++) {
		document.getElementById(Id).style.left = (Left+Dec)+'px';
		Dec += parseInt(document.getElementById(Id).style.width) + 1;
		Id++;
		if (Id==NbrDiv) Id=0;
	}
	if (Left < -(parseInt(document.getElementById(IdFirst).style.width))) {  
		Left=0;
		IdFirst++;
		if (IdFirst==NbrDiv) IdFirst=0;
	}
	Left--;
}