function rollOver(imgID)
{
	imgID.src = 'imagesHTML/btn_'+imgID.name+'Over.gif';
}

function rollOut(imgID)
{
	imgID.src = 'imagesHTML/btn_'+imgID.name+'.gif';
}

function swapImage(pic, act)
{
	var act = act || "";

	if(act == "rev") {
		if(pic == '') {
			s = document.getElementById('picID').src;
			var regexp = "dbimages_rev";
			if(s.match(regexp) === null) {
				s = s.replace("dbimages", "dbimages_rev");
			} else {
				s = s.replace("dbimages_rev", "dbimages");
			}
			document.getElementById('aID').href = s;
			document.getElementById('picID').src = s;
		} else {
			document.getElementById('aID').href = 'dbimages_rev/'+pic;
			document.getElementById('picID').src = 'dbimages_rev/'+pic;
		}
	} else {
		document.getElementById('aID').href = 'dbimages/'+pic;
		document.getElementById('picID').src = 'dbimages/'+pic;
	}
}