<!--
var prev = false;
var i_gal = 0;
var t;
var html;

function gal(){
	if(i_gal >= files_g.length){
		i_gal = 0;
	}
	write_gal(i_gal++);
}

function write_gal(pos){
	file	= files_g[pos];
	url		= urls_g[pos];
	titulo	= titulos_g[pos];
	document.getElementById("gal_img").innerHTML = '<a href="'+url+'"><img src="'+file+'" border="0"><br />'+titulo+'</a>';
}

function next_gal(){
	if(prev){
		i_gal++;
		prev = false;
	}
	if(i_gal >= files_g.length){
		i_gal = 0;
	}
	write_gal(i_gal++);
}

function prev_gal(){
	if(prev){
		i_gal--;
	}else{
		i_gal = i_gal - 2;
		prev = true;
	}
	if(i_gal < 0){
		i_gal = files_g.length -1;
	}
	write_gal(i_gal);
}
-->