$('.nav_arrow').css('marginLeft','27px');
var bac = '-450px';
var speed = 200;
var ease = 'easeOutQuad';
$('a.home').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'27px'}, speed, ease);
});
$('a.clothing').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'115px'}, speed, ease);
});
$('a.music').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'207px'}, speed, ease);
});
$('a.art').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'268px'}, speed, ease);
});
$('a.wares').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'327px'}, speed, ease);
});
$('a.video').mouseover(function(){
	$('.nav_arrow').animate({ marginLeft:'404px'}, speed, ease);
});