var headline_count;
var headline_interval;
var old_headline = 0;
var current_headline = 0;
var headlineTimeout;
var rotateInProgress = false;
	  
	  
$(document).ready(function(){
  headline_count = $("div.headline").size();
  $("div.headline:eq("+current_headline+")").css('top','5px');
  
   headline_interval = setInterval(headline_rotate,5000); //time in milliseconds
  $('#scrollup').hover(function() {
    clearInterval(headline_interval);

  }, function() {
    headline_interval = setInterval(headline_rotate,5000); //time in milliseconds

    headline_rotate();
  });
  

});


     // Rotator function.
      function headline_rotate () {
       if (!rotateInProgress) {
          rotateInProgress = true;


          current_headline = (old_headline + 1) % headline_count;
          $("div.headline:eq(" + old_headline + ")").animate({top: -210}, "slow", function() {
            $(this).css("top",210);
          });
		  
          $('div.headline:eq(' + current_headline + ')').animate({top: 5}, 'slow', function() {
			rotateInProgress = false;
          });
		  
          old_headline = current_headline;
        }
      }
      headlineTimeout = setTimeout(headline_rotate,16000);