/*
 * 	Easy Slider 1.7 - jQuery plugin
 *	written by Alen Grakalic	
 *	http://cssglobe.com/post/4004/easy-slider-15-the-easiest-jquery-plugin-for-sliding
 *
 *	Copyright (c) 2009 Alen Grakalic (http://cssglobe.com)
 *	Dual licensed under the MIT (MIT-LICENSE.txt)
 *	and GPL (GPL-LICENSE.txt) licenses.
 *
 *	Built for jQuery library
 *	http://jquery.com
 *
 */

(function($) {

	$.fn.easySlider = function(options){
	  
		// default configuration properties
		var defaults = {			
			prevId: 		'prevBtn',
			prevText: 		'Previous',
			nextId: 		'nextBtn',	
			nextText: 		'Next',
			controlsShow:	true,
			controlsBefore:	'',
			controlsAfter:	'',	
			controlsFade:	true,
			firstId: 		'firstBtn',
			firstText: 		'First',
			firstShow:		false,
			lastId: 		'lastBtn',	
			lastText: 		'Last',
			lastShow:		false,				
			vertical:		false,
			speed: 			800,
			auto:			false,
			pause:			2000,
			continuous:		false, 
			numeric: 		false,
			numericId: 		'controls'
		}; 
		
		var options = $.extend(defaults, options);  
				
		this.each(function() {  
			var obj = $(this); 				
			var s = $("li", obj).length;
			var w = $("li", obj).width(); 
			var h = $("li", obj).height(); 
			var clickable = true;
			obj.width(w); 
			obj.height(h); 
			obj.css("overflow","hidden");
			var ts = s-1;
			var t = 0;
			$("ul", obj).css('width',s*w);			
			
			if(options.continuous){
				$("ul", obj).prepend($("ul li:last-child", obj).clone().css("margin-left","-"+ w +"px"));
				$("ul", obj).append($("ul li:nth-child(2)", obj).clone());
				$("ul", obj).css('width',(s+1)*w);
			};				
			
			if(!options.vertical) $("li", obj).css('float','left');
								
			if(options.controlsShow){
				var html = options.controlsBefore;				
				if(options.numeric){
					html += '<ol id="'+ options.numericId +'"></ol>';
				} else {
					if(options.firstShow) html += '<span id="'+ options.firstId +'"><a href=\"javascript:void(0);\">'+ options.firstText +'</a></span>';
					html += ' <span id="'+ options.prevId +'"><a href=\"javascript:void(0);\">'+ options.prevText +'</a></span>';
					html += ' <span id="'+ options.nextId +'"><a href=\"javascript:void(0);\">'+ options.nextText +'</a></span>';
					if(options.lastShow) html += ' <span id="'+ options.lastId +'"><a href=\"javascript:void(0);\">'+ options.lastText +'</a></span>';				
				};
				
				html += options.controlsAfter;						
				$(obj).after(html);										
			};
			
			if(options.numeric){									
				for(var i=0;i<s;i++){						
					$(document.createElement("li"))
						.attr('id',options.numericId + (i+1))
						.html('<a rel='+ i +' href=\"javascript:void(0);\">'+ (i+1) +'</a>')
						.appendTo($("#"+ options.numericId))
						.click(function(){							
							animate($("a",$(this)).attr('rel'),true);
						}); 												
				};							
			} else {
				$("a","#"+options.nextId).click(function(){		
					animate("next",true);
				});
				$("a","#"+options.prevId).click(function(){		
					animate("prev",true);				
				});	
				$("a","#"+options.firstId).click(function(){		
					animate("first",true);
				});				
				$("a","#"+options.lastId).click(function(){		
					animate("last",true);				
				});				
			};
			
			function setCurrent(i){
				i = parseInt(i)+1;
				$("li", "#" + options.numericId).removeClass("current");
				$("li#" + options.numericId + i).addClass("current");
			};
			
			function adjust(){
				if(t>ts) t=0;		
				if(t<0) t=ts;	
				if(!options.vertical) {
					$("ul",obj).css("margin-left",(t*w*-1));
				} else {
					$("ul",obj).css("margin-left",(t*h*-1));
				}
				clickable = true;
				if(options.numeric) setCurrent(t);
			};
			
			function animate(dir,clicked){
				if (clickable){
					clickable = false;
					var ot = t;				
					switch(dir){
						case "next":
							t = (ot>=ts) ? (options.continuous ? t+1 : ts) : t+1;						
							break; 
						case "prev":
							t = (t<=0) ? (options.continuous ? t-1 : 0) : t-1;
							break; 
						case "first":
							t = 0;
							break; 
						case "last":
							t = ts;
							break; 
						default:
							t = dir;
							break; 
					};	
					var diff = Math.abs(ot-t);
					var speed = diff*options.speed;						
					if(!options.vertical) {
						p = (t*w*-1);
						$("ul",obj).animate(
							{ marginLeft: p }, 
							{ queue:false, duration:speed, complete:adjust }
						);				
					} else {
						p = (t*h*-1);
						$("ul",obj).animate(
							{ marginTop: p }, 
							{ queue:false, duration:speed, complete:adjust }
						);					
					};
					
					if(!options.continuous && options.controlsFade){					
						if(t==ts){
							$("a","#"+options.nextId).hide();
							$("a","#"+options.lastId).hide();
						} else {
							$("a","#"+options.nextId).show();
							$("a","#"+options.lastId).show();					
						};
						if(t==0){
							$("a","#"+options.prevId).hide();
							$("a","#"+options.firstId).hide();
						} else {
							$("a","#"+options.prevId).show();
							$("a","#"+options.firstId).show();
						};					
					};				
					
					if(clicked) clearTimeout(timeout);
					if(options.auto && dir=="next" && !clicked){;
						timeout = setTimeout(function(){
							animate("next",false);
						},diff*options.speed+options.pause);
					};
			
				};
				
			};
			// init
			var timeout;
			if(options.auto){;
				timeout = setTimeout(function(){
					animate("next",false);
				},options.pause);
			};		
			
			if(options.numeric) setCurrent(0);
		
			if(!options.continuous && options.controlsFade){					
				$("a","#"+options.prevId).hide();
				$("a","#"+options.firstId).hide();				
			};				
			
		});
	  
	};

})(jQuery); 
/*
 * simplyScroll 1.0.4 - a scroll-tastic jQuery plugin
 *
 * http://logicbox.net/jquery/simplyscroll
 * http://logicbox.net/blog/simplyscroll-jquery-plugin
 * http://plugins.jquery.com/project/simplyScroll
 *
 * Copyright (c) 2009 Will Kelly - http://logicbox.net
 *
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * Last revised: 03/07/2009 21:13
 *
 */

(function($) {

$.fn.simplyScroll = function(o) {
	return this.each(function() {
		new $.simplyScroll(this,o);
	});
};

var defaults = {
	className: 'simply-scroll',
	frameRate: 24, //No of movements per second
	speed: 1, //No of pixels per frame
	horizontal: true,
	autoMode: 'off', //disables buttons 'loop','bounce'
	pauseOnHover: true,
	startOnLoad: false, //use this if having rendering problems (safari 3 + Mac OSX?)
	localJsonSource: '', //format [{"src":"images/pic.jpg","title":"title","link":"http://"},{etc..}]
	flickrFeed: '',
	jsonImgWidth: 240,
	jsonImgHeight: 180
};
	
$.simplyScroll = function(el,o) {
	
	var self = this;
	
	this.o = $.extend({}, defaults, o || {});
	this.auto = this.o.autoMode!=="off" ? true : false;
	
	//called on ul/ol/div etc
	this.$list = $(el);
	
	//generate extra markup
	this.$list.addClass('simply-scroll-list')
		.wrap('<div class="simply-scroll-clip"></div>')
		.parent().wrap('<div class="' + this.o.className + ' simply-scroll-container"></div>');
	
	if (!this.o.auto) { //button placeholders
		this.$list.parent().parent()
		.prepend('<div class="simply-scroll-forward"></div>')
		.prepend('<div class="simply-scroll-back"></div>');
	}
	
	//load image data
	if (this.o.flickrFeed) {
		$.getJSON(this.o.flickrFeed + "&format=json&jsoncallback=?",
			function(data) {
				json = [];
				$.each(data.items, function(i,item) {
					json.push({
						"src": item.media.m,
						"title": item.title,
						"link": item.link
					});
				});
				self.renderData(json);
			}
		);
	} else if (this.o.localJsonSource) {
		$.getJSON(this.o.localJsonSource,
			function(json) {
				self.renderData(json);
			}
		);
	} else {
		
		if (!this.o.startOnLoad) {
			this.init();
		} else {
			//wait for load before completing setup
			$(window).load(function() { self.init();  });
		}
		
	}
		
};
	
$.simplyScroll.fn = $.simplyScroll.prototype = {};

$.simplyScroll.fn.extend = $.simplyScroll.extend = $.extend;

$.simplyScroll.fn.extend({
	init: function() {
		//shortcuts
		this.$items = this.$list.children();
		this.$clip = this.$list.parent();
		this.$container = this.$clip.parent();

		if (!this.o.horizontal) {
			this.itemMax = this.$items[0].offsetHeight; //this.$items[0].offsetHeight;
			this.clipMax = this.$clip.height(); //this.$clip[0].offsetHeight;
			this.dimension = 'height';			
			this.moveBackClass = 'simply-scroll-btn-up';
			this.moveForwardClass = 'simply-scroll-btn-down';
		} else {
			this.itemMax = this.$items[0].offsetWidth;
			this.clipMax = this.$clip.width();			
			this.dimension = 'width';
			this.moveBackClass = 'simply-scroll-btn-left';
			this.moveForwardClass = 'simply-scroll-btn-right';
		}
		
		this.posMin = 0;
		this.posMax = this.$items.length * this.itemMax;
		this.$list.css(this.dimension,this.posMax +'px');
		
		if (this.o.autoMode=='loop') {
			var addItems = Math.ceil(this.clipMax / this.itemMax);	
			this.$items.slice(0,addItems).clone(true).appendTo(this.$list);
			this.posMax += (this.clipMax - this.o.speed);
			this.$list.css(this.dimension,this.posMax+(this.itemMax*addItems) +'px');
		}
		
		this.interval = null;	
		this.intervalDelay = Math.floor(1000 / this.o.frameRate);
		
		//ensure that speed is divisible by item width
		while (this.itemMax % this.o.speed !== 0) {
			this.o.speed--;
			if (this.o.speed===0) {
				this.o.speed=1; break;	
			}
		}
		
		var self = this;
		this.trigger = null;
		this.funcMoveBack = function() { self.trigger=this;self.moveBack(); };
		this.funcMoveForward = function() { self.trigger=this;self.moveForward(); };
		this.funcMoveStop = function() { self.moveStop(); };
		this.funcMoveResume = function() { self.moveResume(); };
		
		if (this.auto) {
			if (this.o.pauseOnHover) {
				this.$clip.hover(this.funcMoveStop,this.funcMoveResume);
			}
			this.moveForward();
		} else {
			this.$btnBack = $('.simply-scroll-back',this.$container)
				.addClass('simply-scroll-btn' + ' ' + this.moveBackClass + ' ' + 'disabled')
				.hover(this.funcMoveBack,this.funcMoveStop);
			this.$btnForward = $('.simply-scroll-forward',this.$container)
				.addClass('simply-scroll-btn' + ' ' + this.moveForwardClass)
				.hover(this.funcMoveForward,this.funcMoveStop);
		}
	},
	moveForward: function() {
		var self = this;
		this.movement = 'forward';
		if (this.trigger !== null) {
			this.$btnBack.removeClass('disabled');
		}
		self.interval = setInterval(function() {
			if (!self.o.horizontal && self.$clip[0].scrollTop < (self.posMax-self.clipMax)) {
				self.$clip[0].scrollTop += self.o.speed;
			} else if (self.o.horizontal && self.$clip[0].scrollLeft < (self.posMax-self.clipMax)) {
				self.$clip[0].scrollLeft += self.o.speed; 
			} else if (self.o.autoMode=='loop') {
				self.resetPos();
			} else {
				self.moveStop(self.movement);
			}
		},self.intervalDelay);
	},
	moveBack: function() {
		var self = this;
		this.movement = 'back';
		if (this.trigger !== null) {
			this.$btnForward.removeClass('disabled');
		}
		self.interval = setInterval(function() {
			if (!self.o.horizontal && self.$clip[0].scrollTop>0) {
				self.$clip[0].scrollTop -= self.o.speed;
			} else if (self.o.horizontal && self.$clip[0].scrollLeft>0) {
				self.$clip[0].scrollLeft -= self.o.speed;
			} else if (self.o.autoMode=='loop') {
				self.resetPos();
			} else {
				self.moveStop(self.movement);
			}
		},self.intervalDelay);
	},
	moveStop: function(moveDir) {
		clearInterval(this.interval);	
		if (this.trigger!==null) {
			if (typeof moveDir != "undefined") {
				$(this.trigger).addClass('disabled');
			}
			this.trigger = null;
		}
		if (this.auto) {
			if (this.o.autoMode=='bounce') {
				moveDir == 'forward' ? this.moveBack() : this.moveForward();
			}
		}
	},
	moveResume: function() {
		this.movement=='forward' ? this.moveForward() : this.moveBack();
	},
	resetPos: function() {
		if (!this.o.horizontal) {
			this.$clip[0].scrollTop = 0;
		} else {
			this.$clip[0].scrollLeft = 0;
		}
	},
	renderData: function(json) {
		if (json.length>0) { //render json data
			var self = this;
			$.each(json, function(i,item) {
				$("<img/>").attr({
					src: item.src,
					title: item.title,
					alt: item.title,
					width: self.o.jsonImgWidth,
					height: self.o.jsonImgHeight
				}).appendTo(self.$list);
			});
			this.init();
		}
	}
});
		  
})(jQuery);