// JavaScript Document

function changePhoto(imglyr,img,txtlyr,txt) {
	document.getElementById(imglyr).style.backgroundImage = "url("+img+")";
	document.getElementById(imglyr).title = txtlyr;
	document.getElementById('fotovideo-description').innerHTML = txt;
}	
var vorigefoto=0;
function changePhoto2(imglyr,img,txtlyr,id) {
	document.getElementById(imglyr).style.backgroundImage = "url("+img+")";
	document.getElementById(imglyr).title = txtlyr;
	if(vorigefoto<0) {
		vorigefoto=0;
	}
	if(document.getElementById('foto'+vorigefoto)) {
		document.getElementById('foto'+vorigefoto).style.display="none";
	}
	//alert(id);
	if(document.getElementById('foto'+id)) {
		document.getElementById('foto'+id).style.display="block";
	}
	vorigefoto=id;
}	

function changeVideo(imglyr,img,txtlyr,txt) {
	img="<object width=\"425\" height=\"350\"><param name=\"movie\" value=\"http://www.youtube.com/v/"+img+"\"></param><param name=\"wmode\" value=\"transparent\"></param><embed src=\"http://www.youtube.com/v/"+img+"\" type=\"application/x-shockwave-flash\" wmode=\"transparent\" width=\"425\" height=\"350\"></embed></object>";
	document.getElementById(imglyr).innerHTML = img;
	document.getElementById(imglyr).title = txtlyr;
	document.getElementById('fotovideo-description').innerHTML = txt;
}