// JavaScript Document
jQuery(function(){
	var getN = function(){
		var today = new Date();
		var d = new Date('2011/9/20');
		var diff = today.getTime() - d.getTime();
		diff = diff / (1000 * 60 * 60 *24);
		diff = parseInt(diff);
		return (diff % 5) + 1;
	};
	
	var n = getN();
	$('#mainimage').css('backgroundImage', 'url(img/index/main/main' + n + 'bg.jpg)');
	$('#mainbutton').attr('class', 'b' + n);
	$('#mainbutton a img').attr('src', 'img/index/main/b' + n + '_off.jpg');
	$("a img[src*='_off.'], input[type=image]").rollOver();
	
	//$('#mainimage').css("opacity", 0).animate({"opacity":1}, {duration:500});
	$(".mainimage div").show();
	$("#mainbutton").show();
	
	$("#subButtons .anchorBox").each( function() {
		$(this).setDivAnchor();
	} );
});