//cookies
var expDays = 30;
var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

function getCookieVal (offset) { 
	var endstr = document.cookie.indexOf (";", offset); 
	if (endstr == -1) 
		endstr = document.cookie.length; 
		return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) { 
	var arg = name + "="; 
	var alen = arg.length; 
	var clen = document.cookie.length; 
	var i = 0; 
	while (i < clen) { 
	var j = i + alen; 
	if (document.cookie.substring(i, j) == arg) 
	return getCookieVal (j); 
	i = document.cookie.indexOf(" ", i) + 1; 
	if (i == 0) break; 
	} 
	return null;
}

function SetCookie (name, value) { 
	var argv = SetCookie.arguments; 
	var argc = SetCookie.arguments.length; 
	var expires = (argc > 2) ? argv[2] : null; 
	var path = (argc > 3) ? argv[3] : null; 
	var domain = (argc > 4) ? argv[4] : null; 
	var secure = (argc > 5) ? argv[5] : false; 
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) + 
	((domain == null) ? "" : ("; domain=" + domain)) + 
	((secure == true) ? "; secure" : "");
}

function DeleteCookie (name) { 
	var exp = new Date(); 
	exp.setTime (exp.getTime() - 1); 
	var cval = GetCookie (name); 
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}


function mueveReloj(){ 
    momentoActual = new Date(); 
    var hora=0;
    hora = momentoActual.getHours(); 
    minuto = momentoActual.getMinutes(); 
    //segundo = momentoActual.getSeconds(); 
	
    if (hora < 10){ hora= "0" + hora;}
    if (minuto < 10){ minuto= "0" + minuto;}
    //if (segundo < 10){ segundo= "0" + segundo;}
    
    //horaImprimible = hora + ":" + minuto + ":" + segundo ;
    horaImprimible = hora + ":" + minuto ;

    document.form_reloj.reloj.value = horaImprimible;
    
    setTimeout("mueveReloj()",1000);
}
var id_anterior = "";
function canvi_foto(id,num){ 
   	if(id_anterior != ""){
   		document.getElementById("foto"+id_anterior).style.display="none";
   		document.getElementById("foto"+id).style.display="block";
   	}else{
   		document.getElementById("foto"+id).style.display="block";	
   	}
	
	id_anterior = id;
	valor=id+1;
	if (valor>num){
		valor=1;
	}
	 
    setTimeout("canvi_foto("+valor+","+num+")",5000);
}

var id_anterior2 =Array();
function canvi_foto2(id,num,nn){ 
	
   	if(id_anterior2[nn] != ""){
   		document.getElementById("foto"+id_anterior2[nn]+"_"+nn).style.display="none";
   		document.getElementById("foto"+id+"_"+nn).style.display="block";
   	}else{
   		document.getElementById("foto"+id+"_"+nn).style.display="block";	
   	}
	
	id_anterior2[nn]= id;
	//alert(id_anterior2[nn]);
	valor=id+1;
	if (valor>num){
		valor=1;
	}
	//alert("canvi_foto2("+valor+","+num+","+nn);
    setTimeout("canvi_foto2("+valor+","+num+","+nn+")",5000);
}