// JavaScript Document
$(function(){
	var div = $('div.scroll_menu'),
		ul = $('ul.scroll_menu'),
		ulPadding = 15;
				
	var divWidth = div.width();
	div.css({overflow: 'hidden'});
			
	var lastLi = ul.find('li:last-child');
	
	div.mousemove(function(e){
		var ulWidth = lastLi[0].offsetLeft + lastLi.outerWidth() + ulPadding;
		var left = (e.pageX - div.offset().left) * (ulWidth-divWidth) / divWidth;
				div.scrollLeft(left);
	});


	var el =  ul.find('li');
	el.click(function(e) {	
		var offset = $(this).offset();
	});
			
});