/**
 *
 * jQuery Full-width Slider v1.0
 *
 *
 * under the MIT (http://www.opensource.org/licenses/mit-license.php) License.
 *
 * Copyright 2011 Toro_Unit(www.torounit.com) All rights reserved.
 *
 *
 */

(function($){
 $.fn.fullWidthSlider = function(options){

  //Default
  var defaults = {
   width:	1200,
   height:	600,
   time:	5000,
   slideStage:	".stage",
   slideMember:"li",
   slideNavi:	".slideNavi",
   nav:true,
   mouseoverStop:true
  }
  var config = $.extend(defaults, options);

  $(this).css({overflow:"hidden",width:"100%",position:"relative",height:config.height});

  //迴ｾ蝨ｨ縺ｮ陦ｨ遉ｺ
  var current = 1;

  //DOM隕∫ｴ�縺ｮ蜿門ｾ�
  $self = $(this);
  if($self.find(config.slideStage).length){
   $slideBox = $self.find(config.slideStage);
  }else{
   $slideBox = $self;
  }

  $slideNav = $self.find(config.slideStage);


  //隕句�繧後↑縺�ｈ縺�↓隕∫ｴ�縺ｮ繧ｳ繝斐�
  $slideList = $self.find(config.slideMember);
  $booby = $self.find(config.slideMember).length-2;

  $slideList.filter(":last").clone().prependTo($slideBox);
  $slideList.filter(":eq("+$booby+")").clone().prependTo($slideBox);
  $slideList.filter(":first").clone().appendTo($slideBox);		
  $slideList.filter(":eq(1)").clone().appendTo($slideBox);		

  //蠅励∴縺溘�縺ｧ蜀榊叙蠕�
  $slideList = $self.find(config.slideMember);


  var windowWidth = $(window).width();
  $(window).resize(function(){
   windowWidth = $(window).width();
   $slideBox.css({marginLeft:config.width*(-current-1.5)+windowWidth*0.5});
  });

  //蜈･繧檎黄縺ｮCSS
  $slideBox.css({
   width:$slideList.length*config.width,
   height:config.height,
   overflow:"hidden",
   marginLeft:config.width*(-2.5)+windowWidth*0.5
  });

  //荳ｭ霄ｫ縺ｮ譁ｹ
  $slideList.css({
   width:config.width,
   height:config.height,
   float:"left"
  });


  //繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ
  var slide = function(target){

   if(target >= $slideList.length-3){
    target = 1;
    $slideBox.css({marginLeft:config.width*(-1.5)+windowWidth*0.5});

   }
   if(target < 1){
    target = $slideList.length-4;
    $slideBox.css({marginLeft:config.width*(-target-2.5)+windowWidth*0.5});

   }				
   $slideBox.stop().animate({marginLeft:config.width*(-target-1.5)+windowWidth*0.5});

   current = target;


  }


  //閾ｪ蜍輔せ繧ｯ繝ｭ繝ｼ繝ｫ
  var timer;

  var setTimer = function(target){
   clearInterval(timer);
   timer = setInterval(function(){
    current += 1;
    slide(current);
   },config.time);
  }
  setTimer(current);







  if(config.nav){

   //sideNav
   $self.append('<a href="#" class="leftNav"></a>');
   $self.append('<a href="#" class="rightNav"></a>');

   $(".leftNav,.rightNav").css({
    display:"block",
    position:"absolute",
    width:config.width,
    height:config.height,
    top:0,
    zIndex:100
   }).click(function(){
    return false;
   });

   $(".leftNav").css({
    left:"0%",
   })

   $(".rightNav").css({
    right:"0%",
   })


   $(".leftNav").click(function(){
    current = current-1;
    slide(current);
    setTimer(current);
   });

   $(".rightNav").click(function(){
    current = current+1;
    slide(current);
    setTimer(current);
   });


  }


  if(config.mouseoverStop){

   //繧ｹ繧ｯ繝ｭ繝ｼ繝ｫ蛛懈ｭ｢
   $slideBox.mouseover(function(){
    clearInterval(timer);
   }).mouseout(function(){
    setTimer();
   });
  }


 }


})(jQuery);