var expdate = new Date ();
expdate.setTime(expdate.getTime() + 1000 * 60 * 60 * 24 * 365);

function showHide(a){
vis=document.getElementById("key"+a).style.display;
if(!vis){
new Effect.Fade("key"+a);
document.cookie="hide_"+a+"="+"true; expires="+expdate.toGMTString();
}else{
new Effect.Appear("key"+a);
document.cookie="hide_"+a+"=";
}
}
function hideAll(){
allMod=document.getElementById("all_modules").style.display;
if(!allMod){
new Effect.BlindUp("all_modules");
document.cookie="hide_all="+"true; expires="+expdate.toGMTString();
setTimeout("document.getElementById('showHideText').innerHTML='Mostra moduli'",1000);
}else{
new Effect.BlindDown("all_modules");
document.cookie="hide_all=";
setTimeout("document.getElementById('showHideText').innerHTML='Nascondi moduli'",1000);
}
}