// JavaScript Document
if (!document.getElementById)
    document.getElementById = function() { return null; }

function izkutatu() {
    var a, i;
    a = document.getElementsByTagName("div");
    for (i=0; i<a.length; i++) {
        if (a[i].className == "lista_goi_menu")
            a[i].style.display = "none";
    }
}

function agertu(activa){
  var menu = document.getElementById(activa);
    if(menu.style.display == "none"){
		izkutatu();		
      menu.style.display = "block";	  	
    }
    else{
      menu.style.display = "none";
    }
}

window.onload = function() {
	document.getElementById("lista1").style.display = "none";
	document.getElementById("lista2").style.display = "none";
	document.getElementById("lista3").style.display = "none";
	document.getElementById("lista4").style.display = "none";
	document.getElementById("lista5").style.display = "none";
}
function aldafon(ida) {
	document.getElementById(ida).style.background = "#000";
}
function berreskurafon(ida){
	document.getElementById(ida).style.background = "#696969";
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}