var gallery, prev_bt, next_bt;

$(photogallery_init);


function photogallery_init () {

	gallery = $("#photo-gallery");
	prev_bt = $("#photo-gallery-prev", gallery);
	next_bt = $("#photo-gallery-next", gallery);	
	
	var thumb_width = 177 + 14;
	var thumb_count = $("#gallery-holder li", gallery).length;
		
	$("#gallery-holder ul", gallery).width(thumb_width * thumb_count);
	
	//console.log(thumb_width);
	//console.log(thumb_count);
	//console.log($("#gallery-holder ul", gallery).width());
	
	
	$(prev_bt).click(gallery_prev);
	$(next_bt).click(gallery_next);

}



function gallery_prev (){
	var gallery_ul = $("#photo-gallery #gallery-holder ul"),
		gallery_pos = $(gallery_ul).css("margin-left"),
		gallery_width = $("#photo-gallery #gallery-holder").width() + 12;
		
	if (gallery_pos != "0" && gallery_pos != "0px" && gallery_pos != undefined){
		$(gallery_ul).animate({marginLeft: "+="+gallery_width+"px"}, 500);
	}
	return false;
}



function gallery_next (){
	var gallery_ul = $("#photo-gallery #gallery-holder ul"),
		gallery_pos = $(gallery_ul).css("margin-left"),
		gallery_ul_width = $(gallery_ul).width(),
		gallery_width = $("#photo-gallery #gallery-holder").width() + 12,
		max_page = Math.round(gallery_ul_width / gallery_width),
		current_page;
		
		
	// Calculate the page based on the left margin	
	if (gallery_pos === "0" || gallery_pos === "0px" || gallery_pos === undefined){
		gallery_pos = 0;
		current_page = 1;
	}else{
		gallery_pos = parseFloat(gallery_pos.substr(0, gallery_pos.indexOf("px")));
		current_page = Math.floor(Math.abs(gallery_pos) / gallery_width) + 1;
	}
		
	if (current_page < max_page){
		$(gallery_ul).animate({marginLeft: "-="+gallery_width+"px"}, 500);
	}
	

	return false;
}

/***********************************************/
/***** HOME CAROUSEL GALLERY *************/
$(document).ready(function(){
	if($("#innisbrook-home-carousel").length){
	
		$("#innisbrook-home-carousel .carousel").jCarouselLite({
			btnGo: $("#innisbrook-home-carousel .navigation li a"),
			btnNext: '.next',
			visible: 1,
			speed:400,
			auto:false,
			circular:false,
			start:0,
			beforeStart: function(a){
				$('#innisbrook-home-carousel .navigation li:eq('+$('#innisbrook-home-carousel .carousel li').index(a)+')').removeClass('active');
			},
			afterEnd: function(a){
				$('#innisbrook-home-carousel .navigation li:eq('+$('#innisbrook-home-carousel .carousel li').index(a)+')').addClass('active');
			}
		});
		//simulate autoscroll by simulating "click" on next link
		var xCar = setInterval("$('#innisbrook-home-carousel a.next').trigger('click');", 4000);
		// Remove auto-scrolling when user clicks
		$("#innisbrook-home-carousel .navigation li a").click(function(){ clearInterval(xCar); });
	}
});

/**
 * jCarouselLite - jQuery plugin to navigate images/any content in a carousel style widget.
 * @requires jQuery v1.2 or above
 *
 * http://gmarwaha.com/jquery/jcarousellite/
 *
 * Copyright (c) 2007 Ganeshji Marwaha (gmarwaha.com)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 * Version: 1.0.1
 * Note: Requires jquery 1.2 or above from version 1.0.1
 *
 */
(function($){$.fn.jCarouselLite=function(o){o=$.extend({btnPrev:null,btnNext:null,btnGo:null,mouseWheel:false,auto:null,speed:200,easing:null,vertical:false,circular:true,visible:3,start:0,scroll:1,beforeStart:null,afterEnd:null},o||{});return this.each(function(){var b=false,animCss=o.vertical?"top":"left",sizeCss=o.vertical?"height":"width";var c=$(this),ul=$("ul",c),tLi=$("li",ul),tl=tLi.size(),v=o.visible;if(o.circular){ul.prepend(tLi.slice(tl-v-1+1).clone()).append(tLi.slice(0,v).clone());o.start+=v}var f=$("li",ul),itemLength=f.size(),curr=o.start;c.css("visibility","visible");f.css({overflow:"hidden",float:o.vertical?"none":"left"});ul.css({margin:"0",padding:"0",position:"relative","list-style-type":"none","z-index":"1"});c.css({overflow:"hidden",position:"relative","z-index":"2",left:"0px"});var g=o.vertical?height(f):width(f);var h=g*itemLength;var j=g*v;f.css({width:f.width(),height:f.height()});ul.css(sizeCss,h+"px").css(animCss,-(curr*g));c.css(sizeCss,j+"px");if(o.btnPrev)$(o.btnPrev).click(function(){return go(curr-o.scroll)});if(o.btnNext)$(o.btnNext).click(function(){return go(curr+o.scroll)});if(o.btnGo)$.each(o.btnGo,function(i,a){$(a).click(function(){return go(o.circular?o.visible+i:i)})});if(o.mouseWheel&&c.mousewheel)c.mousewheel(function(e,d){return d>0?go(curr-o.scroll):go(curr+o.scroll)});if(o.auto)setInterval(function(){go(curr+o.scroll)},o.auto+o.speed);function vis(){return f.slice(curr).slice(0,v)};function go(a){if(!b){if(o.beforeStart)o.beforeStart.call(this,vis());if(o.circular){if(a<=o.start-v-1){ul.css(animCss,-((itemLength-(v*2))*g)+"px");curr=a==o.start-v-1?itemLength-(v*2)-1:itemLength-(v*2)-o.scroll}else if(a>=itemLength-v+1){ul.css(animCss,-((v)*g)+"px");curr=a==itemLength-v+1?v+1:v+o.scroll}else curr=a}else{if(a<0||a>itemLength-v)return;else curr=a}b=true;ul.animate(animCss=="left"?{left:-(curr*g)}:{top:-(curr*g)},o.speed,o.easing,function(){if(o.afterEnd)o.afterEnd.call(this,vis());b=false});if(!o.circular){$(o.btnPrev+","+o.btnNext).removeClass("disabled");$((curr-o.scroll<0&&o.btnPrev)||(curr+o.scroll>itemLength-v&&o.btnNext)||[]).addClass("disabled")}}return false}})};function css(a,b){return parseInt($.css(a[0],b))||0};function width(a){return a[0].offsetWidth+css(a,'marginLeft')+css(a,'marginRight')};function height(a){return a[0].offsetHeight+css(a,'marginTop')+css(a,'marginBottom')}})(jQuery);