$(document).ready(function() {
	// home page content slider
	var images = $("#gallery img");
	var thumbs = $("#thumbs img");
	var index = thumbs.length-1;
	var thumbsHeight = 99;
	thumbs.slice(thumbs.length-3,thumbs.length).clone().prependTo("#thumbs");
	for (i=0; i<thumbs.length; i++) {
		$(thumbs[i]).addClass("thumb-"+i);
		$(images[i]).addClass("image-"+i);
	}
	show(index);
	setInterval(sift, 4000);
	function sift() {
		if ( index < thumbs.length && index > 0) {index -= 1 ; }
		else { index = thumbs.length-1 }
		show ( index );
	}
	function show(num) {
		images.fadeOut(400);
		$(".image-"+num).stop().fadeIn(400);
		var scrollPos = ( (num-1) * thumbsHeight ) + thumbsHeight;
		$("#thumbs").stop().animate({scrollTop: scrollPos}, 400);
	}
	// jquery sprites
	$(document).ready(function(){
		generateSprites(".nav", "current-", true, 300, "fade");
	});
	// validate the contact form
	$("#contactform").validate();
});