function prefetch() {
	var images = new Array("/i/logo-outo.gif", "/i/bbl-t.png", "/i/bbl-b.png");
	var load = new Array();
	for(var i=0; i < images.length; i++) {
		load[i] = new Image();
		load[i].src = images[i];
	}
}

Event.observe(window, 'load', function() {
	if(document.getElementById('error'))
		new Effect.Pulsate('error');
	if(document.getElementById('note'))
		new Effect.Fade('note', {duration: 4});
	Nifty("ul.user-menu a", "top transparent");
	prefetch();
});

var loading_bubbles = false;
function load_bubbles(user_id, i, el) {
  if(!($('fast-user-bubbles')) && !loading_bubbles) {
    loading_bubbles = true;
    var fun;
    var fun = function(i,el) {
      if($('fast-user-bubbles')) {
        show_bubble(i,el);
      } else {
        setTimeout(function(){fun(i,el)}, 100);
      }
    };
    new Ajax.Request('/utente/' + user_id + '/fast_users',
        {asynchronous:true,
         evalScripts:true,
         onSuccess:function(request){
           fun(i,el);
         },
         onFailure:function(request){
           ajax_error('Impossibile caricare gli utenti');
          }
        });
  }
}

function show_bubble(i, el) {
    if($('fast-user-bubbles')) {
        var target = $('bubble-' + i);
    	var p = Position.cumulativeOffset(el);
    	target.style.left = (p[0] - 300) + "px";
    	target.style.top = (p[1] + 10) + "px";
    	for(var j=1; j<6; j++) {
    		if($('bubble-' + j))
    			Element.hide('bubble-' + j);
    	}
    	Element.show(target);
    }
}

function add_upload_field(i, prepend) {
    if(prepend == null) prepend = '';
    var field_name = prepend + 'upload_file_'+ i;
    var text = '';
    text += '<div id="'+ field_name + '">';
    text += '<input name="upload[][file]" onchange="'+prepend+'fields++; add_upload_field('+prepend+'fields, \''+prepend+'\'); '+prepend+'upload = true;" type="file" />';
    text += '<a href="#" class="noborder" onclick="Element.remove(\''+field_name+'\'); return false;" title="Rimuovi questo allegato">';
    text += '<img alt="Rimuovi" src="/i/icons/cross.gif" /></a></div>';
    new Insertion.Bottom(prepend +'file-upload-fields', text);
}

function ajax_note(text) {
	if(!document.getElementById('note'))
		$('notices').innerHTML = '<div id="note">'+text+'</div>';
	else
	{
		Element.show('note');
		$('note').innerHTML = text;
	}

	new Effect.Fade('note', {duration: 4});
}

function ajax_error(text) {
	if(!document.getElementById('error'))
		$('notices').innerHTML = '<div id="error">'+text+'</div>';
	else
		$('error').innerHTML = text;

	new Effect.Pulsate('error');
}

function profile_edited(request) {
	Element.show('user-profile');
	$('submit-edit-profile').disabled = false;
	Element.hide('edit-user-profile');
	Element.hide('l-edit-profile');
	Element.toggle('user-profile-link-on');
	Element.toggle('user-profile-link-off');
	if(request.status==200) {
		ajax_note("Modifiche salvate.");
		new Effect.Highlight('user-profile', {duration: 2});
	} else {
		ajax_error("Impossibile salvare le modifiche.");
	}
}

function personal_edited(request) {
	Element.show('user-personal');
	$('submit-edit-personal').disabled = false;
	Element.hide('edit-user-personal');
	Element.hide('l-edit-personal');
	Element.toggle('user-personal-link-on');
	Element.toggle('user-personal-link-off');
	if(request.status==200) {
		ajax_note("Modifiche salvate.");
		new Effect.Highlight('user-personal', {duration: 2});
	} else
		ajax_error("Impossibile salvare le modifiche.");
}

function free_edited(request) {
	Element.show('user-free');
	$('submit-edit-free').disabled = false;
	Element.hide('edit-user-free');
	Element.hide('l-edit-free');
	Element.toggle('user-free-link-on');
	Element.toggle('user-free-link-off');
	if(request.status==200) {
		ajax_note("Modifiche salvate.");
		new Effect.Highlight('user-free', {duration: 2});
	} else {
		ajax_error("Impossibile salvare le modifiche.");
	}
}

function messages_edited(request) {
	if(request.status==200) {
		if(request.responseText.length > 1) {
			/*Element.hide('messagelist');*/
			ajax_note("Modifiche effettuate.");
			//$('messagelist').innerHTML = request.responseText;
			//new Effect.Highlight('messagelist', {duration: 2});
		} else {
			Element.hide('l-messages');
			$('submit-delete').disabled = false;
			$('submit-markread').disabled = false;
		}
	} else
		ajax_error("Impossibile effettuare l'operazione richiesta.");
}

function messages_list(request, what) {
	Element.hide('l-message-list');
	if(request.status==200) {
		if(request.responseText.length > 1) {
			//Element.hide('messagelist');
			if(what == "sent") {
				$('lsent').className = 'selected';
				$('lrec').className = '';
			} else {
				$('lrec').className = 'selected';
				$('lsent').className = '';
			}
			//$('messagelist').innerHTML = request.responseText;
			//new Effect.SlideDown('messagelist', {duration: 0.8});
		} else {
			/* Nothing */
		}
	} else
		ajax_error("Impossibile effettuare l'operazione richiesta.");
}

function membership_edited(request) {
	Element.hide('l-group-sub');
	if(request.status == 200)
		ajax_note("Sei iscritto a questo gruppo");
	else
		ajax_error(request.responseText);
}

function group_edited(request) {
	$('submit-admin').disabled = false;
	Element.hide('l-group-admin');
	
	if(request.status==200) {
		ajax_note("Modifiche salvate.");
	} else {
		ajax_error("Impossibile salvare le modifiche.");
	}
}

function group_admin(request, what) {
	Element.hide('l-admin-menu');
	if(request.status==200) {
		if(request.responseText.length > 1) {
			if(what == "mem") {
				$('lmem').className = 'selected';
				$('lmain').className = '';
			} else {
				$('lmain').className = 'selected';
				$('lmem').className = '';
			}
			/*$('group-admin').innerHTML = request.responseText;
			new Effect.BlindDown('group-admin', {duration: 2});*/
		} else {
			/* Nothing */
		}
	} else
		ajax_error("Impossibile effettuare l'operazione richiesta.");
}

function member_deleted(request, id) {
	Element.hide('l-member-' + id);
	
	if(request.status==200) {
		ajax_note("Membro cancellato.");
		new Effect.Fade('member-' + id);
	} else {
		ajax_error("Impossibile cancellare il membro selezionato.");
	}
}

function member_edited(request, id) {
	Element.show('member-' + id);
	Element.hide('l-edit-member-' + id);
	$('submit-member-' + id).disabled = false;
	Element.hide('edit-member-' + id);
	if(request.status==200) {
		$('member-' + id).innerHTML = request.responseText;
		ajax_note("Modifiche salvate.");
		new Effect.Highlight('member-' + id);
	} else {
		ajax_error("Impossibile salvare le modifiche.");
	}
}

function post_edited(request, id) {
	$('submit-edit-post-' + id).disabled = false;
	Element.hide('l-edit-post-' + id);
	
	if(request.status==200) {
		ajax_note("Modifiche salvate.");
    	Element.hide('post-body-edit-' + id);
    	Element.show('post-body-' + id);
	} else
		ajax_error("Impossibile salvare le modifiche.");
}

function post_submitted(request, id) {
	$('submit-new-post').disabled = false;
	Element.hide('l-new-post');
	
	if(request.status==200) {
		ajax_note("Risposta inviata.");
		$('reply_text').value = "";
	} else
		ajax_error("Impossibile inviare la risposta.");
}

function post_deleted(request, id) {
	Element.hide('l-delete-post-' + id);
	if(request.status==200) {
		ajax_note("Messaggio cancellato.");
	} else
		ajax_error("Impossibile cancellare il messaggio.");
}

function comment_added(request) {
	Element.hide('l-comment');
	$('submit-comment').disabled = false;
	if(request.status==200) {
		ajax_note("Commento aggiunto.");
		$('comment_text').value = "";
	} else
		ajax_error("Impossibile aggiungere il commento.");
}

function comment_deleted(request, id) {
	/*Element.hide('l-comment-' + id);*/
	if(request.status==200) {
		ajax_note("Commento cancellato.");
		/*new Effect.Fold('comment-' + id);*/
	} else
		ajax_error("Impossibile cancellare il commento.");
}

function file_deleted(request, id) {
	if($('l-delete-file-' + id))
		Element.hide('l-delete-file-' + id);
	if($('l-delete-file-'+id+'-sel'))
		Element.hide('l-delete-file-'+id+'-sel');
	if(request.status==200) {
		ajax_note("File cancellato.");
		if($('file-' + id))
			new Effect.Fade('file-' + id);
		if($('selected-file-' + id))
			new Effect.Fade('selected-file-' + id)
	} else
		ajax_error("Impossibile cancellare il file.");
}

function comment_photo_added(request) {
	Element.hide('l-comment');
	$('submit-comment').disabled = false;
	if(request.status==200) {
		ajax_note("Commento aggiunto.");
		$('comment_text').value = "";
		if($('no-comments'))
			Element.hide('no-comments');
	} else
		ajax_error("Impossibile aggiungere il commento.");
}

function comment_event_added(request) {
	Element.hide('l-comment');
	$('submit-comment').disabled = false;
	if(request.status==200) {
		ajax_note("Commento aggiunto.");
		$('comment_text').value = "";
		if($('no-comments'))
			Element.hide('no-comments');
	} else
		ajax_error("Impossibile aggiungere il commento.");
}

// NiftyCube Code
/* Nifty Corners Cube - rounded corners with CSS and Javascript
Copyright 2006 Alessandro Fulciniti (a.fulciniti@html.it)

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

var niftyOk=(document.getElementById && document.createElement && Array.prototype.push && (navigator.userAgent.toLowerCase().indexOf("msie") == -1));
var niftyCss=true;

String.prototype.find=function(what){
return(this.indexOf(what)>=0 ? true : false);
}

var oldonload=window.onload;
if(typeof(NiftyLoad)!='function') NiftyLoad=function(){};
if(typeof(oldonload)=='function')
    window.onload=function(){oldonload();NiftyLoad()};
else window.onload=function(){NiftyLoad()};

function AddCss(){

}

function Nifty(selector,options){
if(niftyOk==false) return;
var i,v=selector.split(","),h=0;
if(options==null) options="";
if(options.find("fixed-height"))
    h=getElementsBySelector(v[0])[0].offsetHeight;
for(i=0;i<v.length;i++)
    Rounded(v[i],options);
if(options.find("height")) SameHeight(selector,h);
}

function Rounded(selector,options){
var i,top="",bottom="",v=new Array();
if(options!=""){
    options=options.replace("left","tl bl");
    options=options.replace("right","tr br");
    options=options.replace("top","tr tl");
    options=options.replace("bottom","br bl");
    options=options.replace("transparent","alias");
    if(options.find("tl")){
        top="both";
        if(!options.find("tr")) top="left";
        }
    else if(options.find("tr")) top="right";
    if(options.find("bl")){
        bottom="both";
        if(!options.find("br")) bottom="left";
        }
    else if(options.find("br")) bottom="right";
    }
if(top=="" && bottom=="" && !options.find("none")){top="both";bottom="both";}
v=getElementsBySelector(selector);
for(i=0;i<v.length;i++){
    FixIE(v[i]);
    if(top!="") AddTop(v[i],top,options);
    if(bottom!="") AddBottom(v[i],bottom,options);
    }
}

function AddTop(el,side,options){
var d=CreateEl("b"),lim=4,border="",p,i,btype="r",bk,color;
d.style.marginLeft="-"+getPadding(el,"Left")+"px";
d.style.marginRight="-"+getPadding(el,"Right")+"px";
if(options.find("alias") || (color=getBk(el))=="transparent"){
    color="transparent";bk="transparent"; border=getParentBk(el);btype="t";
    }
else{
    bk=getParentBk(el); border=Mix(color,bk);
    }
d.style.background=bk;
d.className="niftycorners";
p=getPadding(el,"Top");
if(options.find("small")){
    d.style.marginBottom=(p-2)+"px";
    btype+="s"; lim=2;
    }
else if(options.find("big")){
    d.style.marginBottom=(p-10)+"px";
    btype+="b"; lim=8;
    }
else d.style.marginBottom=(p-5)+"px";
for(i=1;i<=lim;i++)
    d.appendChild(CreateStrip(i,side,color,border,btype));
el.style.paddingTop="0";
el.insertBefore(d,el.firstChild);
}

function AddBottom(el,side,options){
var d=CreateEl("b"),lim=4,border="",p,i,btype="r",bk,color;
d.style.marginLeft="-"+getPadding(el,"Left")+"px";
d.style.marginRight="-"+getPadding(el,"Right")+"px";
if(options.find("alias") || (color=getBk(el))=="transparent"){
    color="transparent";bk="transparent"; border=getParentBk(el);btype="t";
    }
else{
    bk=getParentBk(el); border=Mix(color,bk);
    }
d.style.background=bk;
d.className="niftycorners";
p=getPadding(el,"Bottom");
if(options.find("small")){
    d.style.marginTop=(p-2)+"px";
    btype+="s"; lim=2;
    }
else if(options.find("big")){
    d.style.marginTop=(p-10)+"px";
    btype+="b"; lim=8;
    }
else d.style.marginTop=(p-5)+"px";
for(i=lim;i>0;i--)
    d.appendChild(CreateStrip(i,side,color,border,btype));
el.style.paddingBottom=0;
el.appendChild(d);
}

function CreateStrip(index,side,color,border,btype){
var x=CreateEl("b");
x.className=btype+index;
x.style.backgroundColor=color;
x.style.borderColor=border;
if(side=="left"){
    x.style.borderRightWidth="0";
    x.style.marginRight="0";
    }
else if(side=="right"){
    x.style.borderLeftWidth="0";
    x.style.marginLeft="0";
    }
return(x);
}

function CreateEl(x){
return(document.createElement(x));
}

function FixIE(el){
if(el.currentStyle!=null && el.currentStyle.hasLayout!=null && el.currentStyle.hasLayout==false)
    el.style.display="inline-block";
}

function SameHeight(selector,maxh){
var i,v=selector.split(","),t,j,els=[],gap;
for(i=0;i<v.length;i++){
    t=getElementsBySelector(v[i]);
    els=els.concat(t);
    }
for(i=0;i<els.length;i++){
    if(els[i].offsetHeight>maxh) maxh=els[i].offsetHeight;
    els[i].style.height="auto";
    }
for(i=0;i<els.length;i++){
    gap=maxh-els[i].offsetHeight;
    if(gap>0){
        t=CreateEl("b");t.className="niftyfill";t.style.height=gap+"px";
        nc=els[i].lastChild;
        if(nc.className=="niftycorners")
            els[i].insertBefore(t,nc);
        else els[i].appendChild(t);
        }
    }
}

function getElementsBySelector(selector){
var i,j,selid="",selclass="",tag=selector,tag2="",v2,k,f,a,s=[],objlist=[],c;
if(selector.find("#")){ //id selector like "tag#id"
    if(selector.find(" ")){  //descendant selector like "tag#id tag"
        s=selector.split(" ");
        var fs=s[0].split("#");
        if(fs.length==1) return(objlist);
        f=document.getElementById(fs[1]);
        if(f){
            v=f.getElementsByTagName(s[1]);
            for(i=0;i<v.length;i++) objlist.push(v[i]);
            }
        return(objlist);
        }
    else{
        s=selector.split("#");
        tag=s[0];
        selid=s[1];
        if(selid!=""){
            f=document.getElementById(selid);
            if(f) objlist.push(f);
            return(objlist);
            }
        }
    }
if(selector.find(".")){      //class selector like "tag.class"
    s=selector.split(".");
    tag=s[0];
    selclass=s[1];
    if(selclass.find(" ")){   //descendant selector like tag1.classname tag2
        s=selclass.split(" ");
        selclass=s[0];
        tag2=s[1];
        }
    }
var v=document.getElementsByTagName(tag);  // tag selector like "tag"
if(selclass==""){
    for(i=0;i<v.length;i++) objlist.push(v[i]);
    return(objlist);
    }
for(i=0;i<v.length;i++){
    c=v[i].className.split(" ");
    for(j=0;j<c.length;j++){
        if(c[j]==selclass){
            if(tag2=="") objlist.push(v[i]);
            else{
                v2=v[i].getElementsByTagName(tag2);
                for(k=0;k<v2.length;k++) objlist.push(v2[k]);
                }
            }
        }
    }
return(objlist);
}

function getParentBk(x){
var el=x.parentNode,c;
while(el.tagName.toUpperCase()!="HTML" && (c=getBk(el))=="transparent")
    el=el.parentNode;
if(c=="transparent") c="#FFFFFF";
return(c);
}

function getBk(x){
var c=getStyleProp(x,"backgroundColor");
if(c==null || c=="transparent" || c.find("rgba(0, 0, 0, 0)"))
    return("transparent");
if(c.find("rgb")) c=rgb2hex(c);
return(c);
}

function getPadding(x,side){
var p=getStyleProp(x,"padding"+side);
if(p==null || !p.find("px")) return(0);
return(parseInt(p));
}

function getStyleProp(x,prop){
if(x.currentStyle)
    return(x.currentStyle[prop]);
if(document.defaultView.getComputedStyle)
    return(document.defaultView.getComputedStyle(x,'')[prop]);
return(null);
}

function rgb2hex(value){
var hex="",v,h,i;
var regexp=/([0-9]+)[, ]+([0-9]+)[, ]+([0-9]+)/;
var h=regexp.exec(value);
for(i=1;i<4;i++){
    v=parseInt(h[i]).toString(16);
    if(v.length==1) hex+="0"+v;
    else hex+=v;
    }
return("#"+hex);
}

function Mix(c1,c2){
var i,step1,step2,x,y,r=new Array(3);
if(c1.length==4)step1=1;
else step1=2;
if(c2.length==4) step2=1;
else step2=2;
for(i=0;i<3;i++){
    x=parseInt(c1.substr(1+step1*i,step1),16);
    if(step1==1) x=16*x+x;
    y=parseInt(c2.substr(1+step2*i,step2),16);
    if(step2==1) y=16*y+y;
    r[i]=Math.floor((x*50+y*50)/100);
    r[i]=r[i].toString(16);
    if(r[i].length==1) r[i]="0"+r[i];
    }
return("#"+r[0]+r[1]+r[2]);
}