var checkStop = false;
$(document).ready(function(){ 
  generalHTML();
  run(); 
  $("#run-div1").mouseover(function(){ 
      stop();
    }); 
  $("#run-div1").mouseout(function(){ 
      start();
    }); 
  $("#run-div2").mouseover(function(){ 
      stop();
    }); 
  $("#run-div2").mouseout(function(){ 
      start();
    }); 
});

function run() {
	up("run-div1");
	up("run-div2");	
}
function generalHTML()
{
	var height = $("#run-div1").height();
	$("#run-div2").css("top",height);
	$("#run-div2").html($("#run-div1").html());
}
function up(idDiv)
{
	if(!checkStop)
	{
		var height = $("#"+idDiv).height();
		height = parseInt(height);
		var top = $("#"+idDiv).css("top");
		top = parseInt(top);	
		$("#"+idDiv).css("top",(top-2)+"px");
		if(top > (0-height))
		{
			setTimeout("up('"+idDiv+"')",40);	
		}
		else
		{
			$("#"+idDiv).css("top",height+"px");
			setTimeout("up('"+idDiv+"')",40);
		}
	}
}
function stop()
{
	checkStop = true;	
}
function start()
{
	checkStop = false;
	up("run-div1");
	up("run-div2");
}