$().ready(function(){
  var count = $("#news_container .news").size();
  var width = 224;
  var newsSize = (count-1) * width;
  
  function moveNews(speed) {
    var left = parseInt($(".news_visible").css("left").replace("px",""));
    left = left + speed;
    
    if(left > 0 || left < -(parseInt(newsSize))) {
          return;
     } else {
          left = left + "px";
          $(".news_visible").animate({'left': left}, 'swing');
     }   
  }
  
   $("#news_next").click(function(){
     moveNews(-width);
     return false; 
   });
   
   $("#news_prev").click(function(){
     moveNews(width);
     return false; 
   });

});