// JavaScript Document

$(document).ready(function() {
    
	var $active;
	var $activeID = 1;
	$("#img"+$activeID).addClass("active");
	
	//Get size of images, how many there are, then determin the size of the image reel.
	var imageWidth = $(".slider_photo").width();
	var imageSum = $(".image_reel img").size();
	var imageReelWidth = imageWidth * imageSum;

	//Adjust the image reel to its new size
	$(".image_reel").css({'width' : imageReelWidth});
	
	//kategori_main + Slider Function
	function rotate(){

		var triggerID = $active.attr("rel") - 1; //Get number of times to slide
		var image_reelPosition = triggerID * imageWidth; //Determines the distance the image reel needs to slide

		$(".kategori_main a").removeClass('active'); //Remove all active class
		$active.addClass('active'); //Add active class (the $active is declared in the rotateSwitch function)
		
		//Slider Animation
		$(".image_reel").animate({ 
			left: -image_reelPosition
		}, 500 );
		
	}; 
	
	//Rotation + Timing Event
	function rotateSwitch(){
		play = setInterval(function(){ //Set timer - this will repeat itself every 3 seconds
									
			$activeID++;
			if($activeID > 5){ $activeID = 1; }
			
			$active = $("#img"+$activeID);
			
			if ( $activeID == 1) { //If kategori_main reaches the end...
				$("#img"+$activeID).addClass("active");
			}

			rotate(); //Trigger the kategori_main and slider function
		}, 4000); //Timer speed in milliseconds (3 seconds)
	};
	
	rotateSwitch(); //Run function on launch

	//On Hover
	$(".image_reel a").hover(function() {
		clearInterval(play); //Stop the rotation
	}, function() {
		rotateSwitch(); //Resume rotation
	});	

	//On Click
	$(".kategori_main a").click(function() {	
		$active = $(this); // Activate the clicked kategori_main
		$activeID = $active.attr("rel");
		// Reset Timer
		clearInterval(play); // Stop the rotation
		rotate(); // Trigger rotation immediately
		rotateSwitch(); // Resume rotation
		return false; // Prevent browser jump to link anchor
	});	
	
});