$(document).ready(function() {

var path = '/img/design/';

$("#image_i").attr('src', '/img/design/i/' + Math.round(Math.random()*3 +1) +'.png');
$("#image_s").attr('src', '/img/design/s/' + Math.round(Math.random()*3 +1) +'.png');
$("#image_7").attr('src', '/img/design/7/' + Math.round(Math.random()*3 +1) +'.png');

$(".design_img").css('visibility', 'visible');

	$('#link_i').mouseenter(function() {
		var i = '/img/design/i/' +Math.round(Math.random()*3 +1) +'.png';
		var src = $("#image_i").attr('src');
		while (i == src) 
			{
		i = '/img/design/i/' +Math.round(Math.random()*3 +1) +'.png';			
			}
		$("#image_i").attr('src', i);
	});
	$('#link_s').mouseenter(function() {
		var i = '/img/design/s/' +Math.round(Math.random()*3 +1) +'.png';
		var src = $("#image_s").attr('src');
		while (i == src) 
			{
		i = '/img/design/s/' +Math.round(Math.random()*3 +1) +'.png';			
			}
		$("#image_s").attr('src', i);
	});
	$('#link_7').mouseenter(function() {
		var i = '/img/design/7/' +Math.round(Math.random()*3 +1) +'.png';
		var src = $("#image_7").attr('src');
		while (i == src) 
			{
		i = '/img/design/7/' +Math.round(Math.random()*3 +1) +'.png';			
			}
		$("#image_7").attr('src', i);
	});

});