$(function() {
			
			  //remove js-disabled class
				$("#viewer").removeClass("js-disabled");
			
			  //create new container for images
				$("<div>").attr("id", "scroll_container").css({ position:"absolute"}).width($(".scroll_wrap").length * 170).height(170).appendTo("div#viewer");
			  	
				//add images to container
				$(".scroll_wrap").each(function() {
					$(this).appendTo("div#scroll_container");
				});
				
				//work out duration of anim based on number of images (1 second for each image)
				var duration = $(".scroll_wrap").length * 4500;
				
				//store speed for later (distance / time)
				var speed = (parseInt($("div#scroll_container").width()) + parseInt($("div#viewer").width())) / duration;
								
				//set direction
				var direction = "rtl";
				
				//set initial position and class based on direction
				(direction == "rtl") ? $("div#scroll_container").css("left", $("div#viewer").width()).addClass("rtl") : $("div#scroll_container").css("left", 0 - $("div#scroll_container").width()).addClass("ltr") ;
				
				//animator function
				var animator = function(el, time, dir) {
				 
					//which direction to scroll
					if(dir == "rtl") {
					  
					  //add direction class
						el.removeClass("ltr").addClass("rtl");
					 		
						//animate the el
						el.animate({ left:"-" + el.width() + "px" }, time, "linear", function() {
												
							//reset container position
							$(this).css({ left:$("div#imageScroller").width(), right:"" });
							
							//restart animation
							animator($(this), duration, "rtl");
							
							//hide controls if visible
							($("div#controls").length > 0) ? $("div#controls").slideUp("slow").remove() : null ;			
											
						});
					} else {
					
					  //add direction class
						el.removeClass("rtl").addClass("ltr");
					
						//animate the el
						el.animate({ left:$("div#viewer").width() + "px" }, time, "linear", function() {
												
							//reset container position
							$(this).css({ left:0 - $("div#scroll_container").width() });
							
							//restart animation
							animator($(this), duration, "ltr");
							
							//hide controls if visible
							($("div#controls").length > 0) ? $("div#controls").slideUp("slow").remove() : null ;			
						});
					}
				}
				
				//start anim
				animator($("div#scroll_container"), duration, direction);

			});