$(function() {
	  
	//cache the ticker
	var ticker = $("#ticker");
	  
	//wrap dt:dd pairs in divs
	ticker.children().filter("dt").each(function() {
	  
	  var dt = $(this),
		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"))) / 0.025;

	  //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"));
	  
	});
  });