var global_animationObj = null;
var global_thumbsPath = 'http://www.dirtindex.com/images/thumbs/';

function nextFrame(frameNumber, thumbname, maxThumbs)
{
    if (global_animationObj == thumbname){    
	thumbObj = document.getElementById("thumb_"+ thumbname) ; 
        thumbObj.src = global_thumbsPath + thumbname + '_' + frameNumber + '.jpg';
        frameNumber++;
        if (frameNumber>maxThumbs) frameNumber=2;
        setTimeout("nextFrame(" + frameNumber + ", '" + thumbname + "'," + maxThumbs + ")", 600);
    } 
}
   
function animate(thumbname, maxThumbs)
{   
	if (maxThumbs>=2){
		global_animationObj = thumbname; 
		nextFrame(2, thumbname, maxThumbs);
	}
}

function stopAnimate(thumbname)
{
    if (global_animationObj != null){    
	thumbObj = document.getElementById("thumb_"+ thumbname) ; 
	thumbObj.src = global_thumbsPath + thumbname + '.jpg';
	global_animationObj = null;
  }
}