if (window.jQuery && window.RVTS)
(function($){
$('.navigationBar').hide();

RVTS = $.fn.extend( RVTS, {
loading: 0,
adjust: 0,

doAutoScroll: function() {
	if (RVTS.loading || RVTS.start >= RVTS.total) return;
	var url = RVTS.ajaxUrlModel.replace('%start%', RVTS.start).replace('%per%', RVTS.perPage);
	if (RVTS.adjust) {
		url += '&adj=' + RVTS.adjust;
		RVTS.adjust=0;
	}
	$('#ajaxLoader').show();
	RVTS.loading = 1;
	$.ajax({
		type:'GET', dataType:'html', 'url': url,
		success: function(htm) {
			RVTS.start+=RVTS.perPage;
			RVTS.$thumbs.append(htm);
			if (RVTS.start>500 && RVTS.total>550) {
				RVTS.$thumbs.after(
					'<div style="text-align:center;font-size:180%;margin:0 0 20px"><a href="'
					+RVTS.urlModel.replace('%start%', RVTS.start)+'">'
					+RVTS.moreMsg.replace('%d', RVTS.total-RVTS.start)
					+'</a></div>');
				RVTS.total = 0;
			}
		},
		complete: function() {
			RVTS.loading = 0;
			$('#ajaxLoader').hide();
			}
		});
},

checkAutoScroll: function(evt) {
	var tBot=RVTS.$thumbs.position().top+RVTS.$thumbs.outerHeight()
		,wBot=$(window).scrollTop()+$(window).height();
	tBot -= !evt ? 0:40; //begin 40 pixels before end
	return tBot <= wBot ? (RVTS.doAutoScroll(),1) : 0;
},

engage: function() {
	var $w = $(window);
	RVTS.$thumbs = $('#thumbnails');
	RVTS.$thumbs.append('<div id="ajaxLoader" style="display:none;position:fixed;bottom:32px;right:1%;z-index:999"><img src="'+ RVTS.ajaxLoaderImage + '" width="128" height="15" alt="~"></div>');

	$w.scrollTop(0);
	if ( RVTS.$thumbs.outerHeight() < $w.height() )
		RVTS.adjust = 1;
	else if ( RVTS.$thumbs.height() > 2*$w.height() )
		RVTS.adjust = -1;
	$w.bind('scroll resize', RVTS.checkAutoScroll);
	if (RVTS.checkAutoScroll())
		window.setTimeout(RVTS.checkAutoScroll,1500);
}
} );//end extend

$(document).ready( function() {
	window.setTimeout(RVTS.engage,250);
});



})(jQuery);