(function($) {
  $.sliderMain = function() {
  
    var curItem = 1;
	var maxPage = 0;
	var timeoutVar;
	//var width = 10000;
  
	function loadNewBanner() {
      clearTimeout(timeoutVar);
	  doTimeout();
	  var oldPage = curItem;
      if (curItem < 1) {
        curItem = 1;
      } else if (curItem > maxPage) {
        curItem = maxPage;
      }
	  $(".contentBanHold").animate({
        left: -((curItem - 1) * 752)
      }, 500);
	  
	  $('.sliderPaging a').removeClass('on');
	  $('.sliderPaging a[rel="'+curItem+'"]').addClass('on');
	}
	
	function runNext() {
      curItem++;
      if (curItem > maxPage) {
        curItem = 1;
      }
      loadNewBanner();
    }

    maxPage = $('.contentBanHold div.slideItem').size();
	$(".contentBanHold").css({ 'width': (maxPage * 752) });
	
	$(".sliderPaging").show();
	$(".sliderPaging a:first").addClass("on");
	
	$(".sliderPaging a").click(function() {
	  curItem = $(this).attr('rel');
	  loadNewBanner();
      return false;
    });

    $(".contentBanHold div.slideItem").hover(function() {
	  clearTimeout(timeoutVar);
    }, function() {
      doTimeout();
    });
	
	doTimeout();
	
	function doTimeout() {
	  timeoutVar = setTimeout(function() {
        runNext();
      }, 7000);
	}
	
	return this;
  }
})(jQuery);

$( function() {
	$.sliderMain();
});