function scroll() {
		if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat") {
		sctop = document.body.parentNode.scrollTop;
	}
	else if(window.pageYOffset){
		sctop = window.pageYOffset;
		} else {
		sctop = document.body.scrollTop;
	}
	if(sctop){
		scup = Math.ceil(sctop*.2);
		scrollBy(0,-scup);
		if (sctop-scup) setTimeout("scroll()",15);
	}
}

function mover(elem){
	elem.style.backgroundColor='#ffff00';
}
function mout(elem){
	elem.style.backgroundColor=''
}