<!--
function tratarErro () { return true; }
window.onerror = tratarErro;

function preLoadImages() 
	{ 
	szImgSrc = new String;
 	var currentDoc = document; 
	if (!currentDoc.preLoadedImages) currentDoc.preLoadedImages = new Array();
	if (currentDoc.images)
		{ 
		var j = -1;
		for (i=0; i < currentDoc.images.length; i++)		
			{
			currentDoc.forms[0].wparams.value = currentDoc.images[i].src;
			szImgSrc = currentDoc.forms[0].wparams.value;
			offPos = szImgSrc.indexOf ("Off");
			if (offPos > 0)
				{
				newImgSrc = szImgSrc.slice(0, offPos)+"On"+szImgSrc.slice(offPos+3);
				j += 1;
				currentDoc.preLoadedImages [j]     = new Image; 
				currentDoc.preLoadedImages [j].src = newImgSrc;
				}
			}
		}

	}

function swapImage (imageId)
	{
	found = new Boolean;
	found = false;
  	var currentDoc = document; 
	var currImage = imageId + "Off.gif";
	for (currImgPos =0; currImgPos  < currentDoc.images.length; currImgPos ++)
		{
		currentDoc.forms[0].wparams.value = currentDoc.images[currImgPos].src;
		szImgSrc = currentDoc.forms[0].wparams.value;
		if (szImgSrc.indexOf (currImage) > 0) { found = true; break; }
		}
	if (!found) { return; }
	currImage = imageId+"On.gif";
	for (i=0; i < currentDoc.preLoadedImages.length; i++)		
		{
		currentDoc.forms[0].wparams.value = currentDoc.preLoadedImages[i].src;
		if (currentDoc.forms[0].wparams.value.indexOf (currImage) > 0)
			{
			currentDoc.images [currImgPos].src = currentDoc.preLoadedImages [i].src;
			break;
			}
		}
	}

function restoreImage (imageId) 
	{
  	var currentDoc = document; 
	var currImage = imageId + "On.gif";
	for (currImgPos =0; currImgPos  < currentDoc.images.length; currImgPos ++)
		{
		currentDoc.forms[0].wparams.value = currentDoc.images[currImgPos].src;
		szImgSrc = currentDoc.forms[0].wparams.value;
		if (szImgSrc.indexOf (currImage) > 0) { found = true; break; }
		}
	if (!found) return;
	found = false;
	currImage = imageId + "On.gif";
	for (i=0; i < currentDoc.preLoadedImages.length; i++)		
		{
		currentDoc.forms[0].wparams.value = currentDoc.preLoadedImages[i].src;
		szImgSrc = currentDoc.forms[0].wparams.value;
		offPos = szImgSrc.indexOf ("On");
		if (currentDoc.forms[0].wparams.value.indexOf (currImage) > 0)
			{
			newImgSrc = szImgSrc.slice(0, offPos)+"Off.gif";
			currentDoc.images [currImgPos].src = newImgSrc;
			break;
			}
		}
	}

//-->