function ChangeImage(currentImage,show)
{
	var splitString;
	var newSRC;
	splitString = currentImage.src.split("_");
	if (show)
	{
		newSRC = splitString[0] + "_on.gif"
	}
	else
	{
		newSRC = splitString[0] + "_off.gif"
	}
	currentImage.src = newSRC;
}

function ChangeImageArrow(currentImage,show)
{
	//alert(currentImage.attributes(1).name);
	currentImage.style.display = show;
}