// jQuery Document

// コンテンツスライダー
$(document).ready(function() {

	$(".paging").show();
	$(".paging a:first").addClass("active");

	// イメージサイズを計測
	var imageWidth = $(".image_reel").width();
	var imageSum = $(".image_reel img").size();
	var imageReelWidth = imageWidth * imageSum;
	
	$(".image_reel").css({'width' : imageReelWidth});
	
	//Paging  and Slider Function
	rotate = function(){
    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

    $(".paging 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  and Timing Event
	rotateSwitch = function(){
    	play = setInterval(function(){ //Set timer - this will repeat itself every 10 seconds
        	$active = $('.paging a.active').next(); //Move to the next paging
        	if ( $active.length === 0) { //If paging reaches the end...
        	    $active = $('.paging a:first'); //go back to first
        	}
        	rotate(); //Trigger the paging and slider function
    	}, 10000); //Timer speed in milliseconds (10 seconds)
	};

	rotateSwitch(); //Run function on launch
	
	//On Hover
	$(".image_reel a").hover(function() {
	    clearInterval(play); //Stop the rotation
	}, function() {
	    rotateSwitch(); //Resume rotation timer
	});	
	
	//On Click
	$(".paging a").click(function() {
	    $active = $(this); //Activate the clicked paging
	    //Reset Timer
	    clearInterval(play); //Stop the rotation
	    rotate(); //Trigger rotation immediately
	    rotateSwitch(); // Resume rotation timer
	    return false; //Prevent browser jump to link anchor
	});
	
});