function geoCloudHover(x,y,width,height){
  var hoverLayer = $('geoTagCloudHover');
  var hoverLayerImage = $('geoTagCloudHoverImage');
	
  hoverLayer.style.width = width + "px";
  hoverLayer.style.height = height + "px";
  hoverLayer.style.left = x - ((width - width)/2) + "px";
  hoverLayer.style.top = y - ((height - height)/2) + "px";
  hoverLayer.style.display = "block";

  hoverLayerImage.style.left = -x + "px";
  hoverLayerImage.style.top = -y + "px";	
}

function geoCloudOut(){
  $('geoTagCloudHover').style.display = "none";
}