var IMG_PATH = 'http://graphics.ringsofhonor.org';

function toggleLayer(layerName){
   var obj = document.getElementById(layerName);
   var imgObj = document.getElementById(layerName + "Image");

   if (obj.style.display=="none") {
	  obj.style.display="inline";
	  imgObj.src = IMG_PATH + "/images/menu/" + layerName + "_on.gif";
   }
   else {
	  obj.style.display="none";
	  imgObj.src = IMG_PATH + "/images/menu/" + layerName + "_off.gif";
   }
}

function toggleImage(layerName,state){
   var imgObj = document.getElementById(layerName + "Image");
   var obj = document.getElementById(layerName);

   if (state=='on') {
	  imgObj.src = IMG_PATH + "/images/menu/" + layerName + "_on.gif";
   }
   else {
	  if (obj === null) {
		 imgObj.src = IMG_PATH + "/images/menu/" + layerName + "_off.gif";
	  }
	  else if (obj.style.display!="inline") {
		 imgObj.src = IMG_PATH + "/images/menu/" + layerName + "_off.gif";
	  }
   }
}