jQuery(function(){
	jQuery.backstretch("/wp-content/themes/truhomes/images/bg-body.jpg");
	initGallery({
		holder:'.carousel',
		list:'.visual > ul',
		autoRotation:3000,
		prev:false,
		next:false,
		stopOnHover:true
	});
});

function initGallery(option){
	var hold = jQuery(option.holder);
	var duration = option.autoRotation;
	hold.each(function(){
		var _this = jQuery(this);
		var list = _this.find(option.list),
			count = list.children().length,
			w = list.parent().width(),
			_t,
			a = 0,
			r = a;

		if(option.prev && option.next){
			var prev = _this.find(option.prev).attr('rel', 'prev');
			var next = _this.find(option.next).attr('rel', 'next');
		}
		if(option.autoRotation) runTimer();
		if(option.effect == 'fade') {
			list.children().css('opacity', 0);
			list.children().eq(a).css('opacity', 1).addClass('active');
		}
		if(option.stopOnHover && _t){
			list.mouseenter(function(){
				clearTimeout(_t);
			}).mouseleave(runTimer);
		}
		function runTimer(){
			_t = setTimeout(function(){
				animateSlide('next');
			}, duration);
		}
		
		function animateSlide(e){
			r = a;
			if(typeof e == 'string' && e == 'next') a++
			else{
				if(e.target.rel == 'next') a++;
				else if(e.target.rel == 'prev') a--;
			}
			if(_t) clearTimeout(_t);
			if(a == count) a=0;
			else if(a == -1) a=count-1;
			list.children().eq(r).removeClass('active');
			list.children().eq(a).addClass('active');
			if(option.effect == 'fade'){
				list.children().eq(r).animate({opacity:0}, {queue:false, duration:700});
				list.children().eq(a).animate({opacity:1}, {queue:false, duration:700, complete:function(){
					if(option.autoRotation) runTimer();
				}});
			}
			else{
				list.animate({marginLeft:-w*a}, {queue:false, duration:700, complete:function(){
					if(option.autoRotation) runTimer();
				}});
			}
			return false;
		}
	});
};

/*
 * jQuery Backstretch
 * Version 1.1.2
 * http://srobbin.com/jquery-plugins/jquery-backstretch/
 *
 * Add a dynamically-resized background image to the page
 *
 * Copyright (c) 2010 Scott Robbin (srobbin.com)
 * Dual licensed under the MIT and GPL licenses.
*/
(function(a){a.backstretch=function(k,i,l){function m(c){try{f={left:0,top:0};d=e.width();b=d/j;if(b>=e.height()){g=(b-e.height())/2;h.centeredY&&a.extend(f,{top:"-"+g+"px"})}else{b=e.height();d=b*j;g=(d-e.width())/2;h.centeredX&&a.extend(f,{left:"-"+g+"px"})}a("#backstretch img").width(d).height(b).css(f)}catch(n){}typeof c=="function"&&c()}var h={centeredX:true,centeredY:true,speed:0},e="onorientationchange"in window?a(document):a(window),j,d,b,g,f;i&&typeof i=="object"&&a.extend(h,i);a(document).ready(function(){if(k){var c= a("<div />").attr("id","backstretch").css({left:0,top:0,position:"fixed",overflow:"hidden",zIndex:-9999}),n=a("<img />").css({position:"relative",display:"none"}).bind("load",function(o){var p=a(this);j=a(o.target).width()/a(o.target).height();m(function(){p.fadeIn(h.speed,function(){typeof l=="function"&&l()})})}).appendTo(c);a("body").prepend(c);n.attr("src",k);a(window).resize(m)}});return this}})(jQuery);