function startScrolling() {
	// define reference to "mediaLinks"
	crossobj = document.all ? document.all.mediaLinks : document.getElementById("mediaLinks");
	// define reference to the body object in IE
	iebody = (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body;
	pDomApi.addEvent(window, 'scroll', positionit);
}

function positionit() {
	// define universal dsoc top point
	var dsoctop = document.all ? iebody.scrollTop : pageYOffset;

	// if the user is using IE 4+ or Firefox/ NS6+
	if (document.all || document.getElementById) {
		crossobj.style.top = dsoctop + 'px';
	}
}

pDomApi.addEvent(window, 'domload', startScrolling);