var setPreScrollSize = function(){
	var timeline = $("#timeline-listing > table"),
	prescroll = $(".pre-scroll");
	prescroll.width(timeline.width());
	
	$(".pre-scroll-wrapper").scroll(function(){
		$("#timeline-listing").scrollLeft($(".pre-scroll-wrapper").scrollLeft());
	})
	
	$("#timeline-listing").scroll(function(){
		$(".pre-scroll-wrapper").scrollLeft($("#timeline-listing").scrollLeft());	
	})
};