$(function() {
	var extraHtml =$('.scrollContainer').html();
	$('.scrollContainer').html(extraHtml+extraHtml+extraHtml+extraHtml+extraHtml+extraHtml+extraHtml+extraHtml+extraHtml);
	var totalPanels			= $(".scrollContainer").children().size();
		
	var regWidth			= $(".panel").css("width");
	var regMT			= $(".panel").css("margin-top");
	var regImgWidth			= $(".panel img").css("width");
	var regTitleSize		= $(".panel h2").css("font-size");
	var regParSize			= $(".panel p").css("font-size");
	
	var movingDistance	    = 348;
	
	
	var curImgWidth			= 594;
	var curWidth			= curImgWidth;
	var curTitleSize		= "14px";
	var curParSize			= "15px";

	var $panels				= $('#slider .scrollContainer > div');
	var $container			= $('#slider .scrollContainer');
	
	$(".panel img").removeAttr("height");

	$panels.css({'float' : 'left','position' : 'relative'});
    
	$("#slider").data("currentlyMoving", false);

	$container
		.css('width', ($panels[0].offsetWidth * ($panels.length+1)) + 100 )
		.css('left', "230px");

	var scroll = $('#slider .scroll').css('overflow', 'hidden');

	function returnToNormal(element) {
		$(element)
			.animate({ width: regWidth,'margin-top': regMT,'opacity':0.5 })
			.find("img")
			.css('position','relative')
			.css('z-index','100')
			.animate({ width: regImgWidth })
		    .end()
	
	};
	
	function growBigger(element) {
		$(element)
			.animate({ width: curWidth, 'margin-top': 0,'opacity':1 })
			.find("img")
			.css('position','absolute')
			.css('z-index','999')
			.animate({ width: curImgWidth })
		    .end()
	
	}
	
	//direction true = right, false = left
	function change(direction) {
	   
	    //if not at the first or last panel
		if((direction && !(curPanel < totalPanels-1)) || (!direction && (curPanel <= 0))) { return false; }	
        
        //if not currently moving
        if (($("#slider").data("currentlyMoving") == false)) {
            
			$("#slider").data("currentlyMoving", true);
			
			var next         = direction ? curPanel + 1 : curPanel - 1;
			var leftValue    = $(".scrollContainer").css("left");
			var movement	 = direction ? parseFloat(leftValue, 10) - movingDistance : parseFloat(leftValue, 10) + movingDistance;
		
			$(".scrollContainer")
				.stop()
				.animate({
					"left": movement
				}, function() {
					$("#slider").data("currentlyMoving", false);
				});
			
			returnToNormal($panels[curPanel]);
			growBigger($panels[next]);
			
			curPanel = next;
			
			//remove all previous bound functions
			$($panels[curPanel+1]).unbind();	
			
			//go forward
			$($panels[curPanel+1]).click(function(){ change(true); });
			
            //remove all previous bound functions															
			$($panels[curPanel-1]).unbind();
			
			//go back
			$($panels[curPanel-1]).click(function(){ change(false); }); 
			
			//remove all previous bound functions
			$($panels[curPanel]).unbind();
		}
	}
	
	// Set up "Current" panel and next and prev
	
		
	var curPanel = 0;
	//growBigger($panels[curPanel]);
	$($panels[curPanel+1]).click(function(){ $(this).find('img').css('position','absolute').css('z-index','1000'); change(true); });
	$($panels[curPanel-1]).click(function(){ $(this).find('img').css('position','absolute').css('z-index','1000'); change(false); });
	//change(true);
	
	
	//when the left/right arrows are clicked
	$(".right").click(function(){ clearTimeout(sstout); change(true); });	
	$(".left").click(function(){ clearTimeout(sstout); change(false); });
	
	function autoPlay() {
	change(true);
	sstout = setTimeout(autoPlay,3000);
	}
	autoPlay();
	
	$(window).keydown(function(event){
	  switch (event.keyCode) {
			case 13: //enter
				$(".right").click();
				break;
			case 32: //space
				$(".right").click();
				break;
	   		 case 37: //left arrow
				$(".left").click();
				break;
			case 39: //right arrow
				$(".right").click();
				break;
	  }
	});
	
});