function changeBarColor(theColor) {
	document.body.style.scrollbarHighlightColor = theColor ;
	document.body.style.scrollbarBaseColor = theColor ;
	document.body.style.scrollbarFaceColor = theColor ;
}

function checkBar() {
	if(event.clientX > document.body.clientWidth) {
		changeBarColor("#99ccee") ;
	} else {
		changeBarColor("#bbddff") ;
	}
}

if (document.all) {
	document.onmousemove = checkBar ;
}