function showImg(img, txt) {
	document.getElementById('imageHolder').src = '/images/gallery/' + img + '.jpg';
	document.getElementById('txtHolder').innerHTML = txt;
	for (i = 0; i < document.images.length; i++) {
		if(document.images[i].className == "gallery_a") {
			document.images[i].className = "gallery_i";
		}		
	}
	document.getElementById(img).className = "gallery_a";
	document.getElementById('imageHolder').alt = txt;
	document.getElementById('imageHolder').title = txt;
}

function showImgPuppie(img, txt) {
	document.getElementById('imageHolder').src = '/images/puppies/' + img + '.jpg';
	document.getElementById('txtHolder').innerHTML = txt;
	for (i = 0; i < document.images.length; i++) {
		if(document.images[i].className == "gallery_a") {
			document.images[i].className = "gallery_i";
		}		
	}
	document.getElementById(img).className = "gallery_a";
	document.getElementById('imageHolder').alt = txt;
	document.getElementById('imageHolder').title = txt;
}