/* Copyright (c) 2008 Kean Loong Tan http://www.gimiti.com/kltan

 * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)

 * jFlow

 * Version: 1.1 (May 22, 2008)

 * Requires: jQuery 1.2+

 */



//modified by LandRover 30th May 08



(function($) {



	$.fn.jFlow = function(options) {

		var opts = $.extend({}, $.fn.jFlow.defaults, options);

		var cur = 0;

		var timer;

		var selected_class = "jFlowSelected";

		var maxi = $(".jFlowControl").length;

		$(this).find(".jFlowControl").each(function(i){

			$(this).click(function(){

				dotimer();

				

				$(".jFlowControl").removeClass(selected_class);

				$(this).addClass(selected_class);

				//alert(cur);

				//alert(i);

				var dur = Math.abs(cur-i);

				$(opts.slides).animate({

					marginLeft: "-" + (i * $(opts.slides).find(":first-child").width() + "px")

				}, opts.duration*(dur));

				cur = i;

			});

		});	



		$(opts.slides).before('<div id="jFlowSlide"></div>').appendTo("#jFlowSlide");



		$(opts.slides).find("div").each(function(){

			$(this).before('<div class="jFlowSlideContainer"></div>').appendTo($(this).prev());

		});



		//initialize the controller

		$(".jFlowControl").eq(cur).addClass(selected_class);



		var resize = function (x){

			$("#jFlowSlide").css({

				position: "relative",

				width: opts.width,

				height: opts.height,

				overflow: "hidden"

			});



			$(opts.slides).css({

				position:"relative",

				width: $("#jFlowSlide").width()*$(".jFlowControl").length+"px",

				height: $("#jFlowSlide").height()+"px",

				overflow: "hidden"

			});



			$(opts.slides).children().css({

				position: "relative",

				width: $("#jFlowSlide").width()+"px",

				height: $("#jFlowSlide").height()+"px",

				"float":"left"

			});



			$(opts.slides).css({

				marginLeft: "-" + (cur * $(opts.slides).find(":first-child").width() + "px")

			});

		}



		resize();



		$(window).resize(function(){

			resize();

		});



		$(".jFlowPrev").click(function(){

			dotimer();

			doprev();

		});

		

		var doprev = function (x){

			if (cur > 0)

				cur--;

			else

				cur = maxi -1;



			$(".jFlowControl").removeClass(selected_class);

			$(opts.slides).animate({

				marginLeft: "-" + (cur * $(opts.slides).find(":first-child").width() + "px")

			}, opts.duration);

			$(".jFlowControl").eq(cur).addClass(selected_class);

		}



		$(".jFlowNext").click(function(){

			donext();

			dotimer();

		});



		var donext = function (x){

			if (cur < maxi - 1)

				cur++;

			else

				cur = 0;



			$(".jFlowControl").removeClass(selected_class);

			$(opts.slides).animate({

				marginLeft: "-" + (cur * $(opts.slides).find(":first-child").width() + "px")

			}, opts.duration);

			$(".jFlowControl").eq(cur).addClass(selected_class);

		}



		var dotimer = function (x){

			if(timer != null) 

			    clearInterval(timer);

			    

        		timer = setInterval(function() {

	                	donext();

    	        	}, 6000);

    	        	

    	        }



		dotimer();

	};



	$.fn.jFlow.defaults = {

		easing: "swing",

		duration: 400,

		width: "100%"

	};



})(jQuery);