/*
Author: Marc Lloyd
*/

var delay = 5000; /* set the delay between slides */
var speed = 1000; /* set the speed of slide movement */

var numberOfLis;
var currentPosition
var offset;
var timerid;
var pagination;
var liwidth;

$(function(){
	
	
	/* COPY FIRST LI AND REPEAT AT END OF LIST */
	$('#banner-content li:nth-child(1)').clone().insertAfter('#banner-content li:last-child');
	
	
	/* GET NUMBER OF LIST ITEMS AND SET CURRENT POSITION TO 1 */
	numberOfLis = (jQuery('#banner-content li').length);
	currentPosition = 1;
	
	
	liwidth = 995;
	
	
	/* AUTOMATIC LOOP */
	move = function(){
			
		if(currentPosition != numberOfLis){
			
			
			offset = '-' + (currentPosition * liwidth) + 'px';
			
			$('#banner-nav li').removeClass('selected');
			$('#banner-nav li:nth-child('+(currentPosition+1)+')').addClass('selected');
			
			if(currentPosition == 3){
				$('#banner-nav li:nth-child(1)').addClass('selected');
			};


			$('#banner-content').animate({'left' : offset},speed, 'easeOutBack');
			
			currentPosition ++;
			
			
		} else{
			clearInterval(timerid);
			$('#banner-content').css('left', '0px');
			currentPosition = 1;
			move();
			timerid = setInterval('move()',delay);
		}	
		
	};

	/* MOVE SLIDER USING PAGINATION */
	
	/*
	$('#banner-nav li a').click(function(){
		clearInterval(timerid);
		currentPosition = ($('#banner-nav li a').index(this)) + 1;		
		
		offset = '-' + ((currentPosition - 1) * liwidth) + 'px';
		
		$('#banner-content').animate({'left' : offset},speed, 'easeOutBack');
		
		$('#banner-nav li').removeClass('selected');
		$('#banner-nav li:nth-child('+currentPosition+')').addClass('selected');
			
		timerid = setInterval('move()',delay);
		return false;
	});
	*/
	
	if(numberOfLis > 0) {
		timerid = setInterval('move()',delay);
	}
	
});