$(document).ready(function() {
	  
    //cache the ticker
    var ticker = $("#ticker");
      
    //wrap dt:dd pairs in divs
    ticker.children().filter("dt").each(function() {
      
      var dt = $(this) 
      var container = $("<div>");
      
      dt.next().appendTo(container);
      dt.prependTo(container);
      
      container.appendTo(ticker);
    });
                    
    //hide the scrollbar
    ticker.css("overflow", "hidden");
    
    //animator function
    function animator(currentItem) {
        
        //work out new anim duration
        var distance = currentItem.height();
        duration = (distance + parseInt(currentItem.css("marginTop"))) / 0.018;
        
        //animate the first child of the ticker
        currentItem.animate({ marginTop: -distance }, duration, "linear", function() {
        
            //move current item to the bottom
            currentItem.appendTo(currentItem.parent()).css("marginTop", 0);
            
            //recurse
            animator(currentItem.parent().children(":first"));
        }); 
    };
    
    //start the ticker
    animator(ticker.children(":first"));
                    
    //set mouseenter
    ticker.mouseenter(function() {
      
      //stop current animation
      ticker.children().stop();
      
    });
    
    //set mouseleave
    ticker.mouseleave(function() {
              
        //resume animation
        animator(ticker.children(":first"));
      
    });
});