$(document).ready(function(){
  
  // category news
  $("a.news-tab").click(function(){
    
    var sDisplayNews = $(this).attr("id").replace("tab-", "");
    
    $("div#features div ul").addClass("hidden");  
    $("div#features div#" + sDisplayNews + " ul").removeClass("hidden");
    
    // turn all tabs off
    $("a#tab-all-news img").attr("src", "/img/homepage/tab-all-news-off.gif");
    $("a#tab-international img").attr("src", "/img/homepage/tab-international-off.gif");
    $("a#tab-domestic img").attr("src", "/img/homepage/tab-domestic-off.gif");
    $("a#tab-grassroots img").attr("src", "/img/homepage/tab-grassroots-off.gif");
    
    // turn on selected tab
    $("a#tab-" + sDisplayNews + " img").attr("src", "/img/homepage/tab-" + sDisplayNews + "-on.gif");
    
  });
  
  // more news
  $("div#more-news-action a").click(function(){
    
    $("div#more-news-content").toggleClass("hidden");
    
  });
  
  // imageflow
  var instanceOne = new ImageFlow();
	instanceOne.init({ 
	  
    ImageFlowID: 'shop-image-flow',
    reflections: false,
    slider: false,
    imagesHeight: 0.60,
    imagesM: 0.575,
    circular: false,
    slideshow: true,
    slideshowAutoplay: true,
    slideshowSpeed: 5000,
    imageFocusMax: 1,
    aspectRatio: 1.01384
    
  });
  
  $("img.previous").click(function(){
    instanceOne.MouseWheel.handle(1); 
  });
  
  $("img.next").click(function(){
    instanceOne.MouseWheel.handle(-1); 
  });
  
  
  // sign up tabs
  $("a.sign-up-tab").click(function(){
    
    $("a.sign-up-tab").parent().removeClass("selected");
    $(this).parent().addClass("selected");
    
    $("div#tab-content").children().addClass("hidden");
    
    var sDisplayTabContent = "sign-up-" + $(this).attr("id");
    
    $("div#tab-content div#" + sDisplayTabContent).removeClass("hidden");
    
  });  
  
});