/* 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: 1.2 (July 7, 2008)
 * Requires: jQuery 1.2+
 */
(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();

 });

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

 dopause();

 });

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

 doresume();

 });

 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();

   }, 4000);

  }

 dotimer();

 var dopause = function (x){

 if(timer != null)

  clearInterval(timer);

 timer = setInterval(function() {

   donext();

   }, 500000);

  }

 dotimer();

 var doresume = function (x){

 if(timer != null)

  clearInterval(timer);

 timer = setInterval(function() {

   donext();

   }, 4000);

  }

 dotimer();

 $("div.jFlowSlideContainer").hover(function(){

 dopause();

 }, function(){

 doresume();

 });

 };

 $.fn.jFlow.defaults = {

 easing: "swing",

 duration: 1000,

 width: "100%"

 };

})(jQuery);