function highlightCalendarCell(element) {$(element).style.border = '1px solid #999999';}function resetCalendarCell(element, color) {$(element).style.border = '1px solid #000000';}function startCalendar(month, year) {stringa = location.href;str='';bs=0;i=0;while (bs<3) {str += stringa.charAt(i);if (stringa.charAt(i)=='/') bs++;i++;} new Ajax.Updater('calendarInternal', str + 'data/ajax/calendar.php', {method: 'post', postBody: 'action=startCalendar&month='+month+'&year='+year+''});}function startUpload(idnotizia) {stringa = location.href;str='';bs=0;i=0;while (bs<3) {str += stringa.charAt(i);if (stringa.charAt(i)=='/') bs++;i++;} new Ajax.Updater('uploadInternal', str + 'data/ajax/upload.php', {method: 'post', postBody: 'action=startUpload&idnotizia='+idnotizia});}function startPoll(voto) {stringa = location.href;str='';bs=0;i=0;while (bs<3) {str += stringa.charAt(i);if (stringa.charAt(i)=='/') bs++;i++;} new Ajax.Updater('pollInternal', str + 'data/ajax/poll.php', {method: 'post', postBody: 'action=startPoll&voto='+voto});}function checkUser(username) {stringa = location.href;str='';bs=0;i=0;while (bs<3) {str += stringa.charAt(i);if (stringa.charAt(i)=='/') bs++;i++;} new Ajax.Updater('checkuser', str + 'data/ajax/checkuser.php', {method: 'post', postBody: 'action=checkUser&username='+username});}function String_trim(stringToTrim) {return stringToTrim.replace(/^\s+|\s+$/g,"");}function String_ltrim(stringToTrim) {return stringToTrim.replace(/^\s+/,"");}function String_rtrim(stringToTrim) {return stringToTrim.replace(/\s+$/,"");}function roundTo(value, decimalpositions){var i = value * Math.pow(10,decimalpositions);i = Math.round(i);return i / Math.pow(10,decimalpositions);} function CheckAlfanum(stringa) {var str = '';var espressione = /^[A-Za-z0-9]/;for( i=0; i < stringa.length; i++ ) {if( espressione.test(stringa.charAt(i)) || stringa.charAt(i)=='-' || stringa.charAt(i)=='_') {str += stringa.charAt(i);} } return str;}function CheckAlfanumHTML(stringa) {var str = '';var chrprev = '';var espressione = /^[A-Za-z0-9]/;for( i=0; i < stringa.length; i++ ) {if( espressione.test(stringa.charAt(i)) || stringa.charAt(i)=='-' || stringa.charAt(i)=='_' || stringa.charAt(i)==' ' || stringa.charAt(i)=='\'') {if (stringa.charAt(i)==' ' || stringa.charAt(i)=='\'') {if (chrprev!='-') str += '-';chrprev='-';} else {str += stringa.charAt(i);chrprev=stringa.charAt(i);}} }return str;}function CheckAlfanumHTMLdot(stringa) {var str = '';var chrprev = '';var espressione = /^[A-Za-z0-9]/;for( i=0; i < stringa.length; i++ ) {if( espressione.test(stringa.charAt(i)) || stringa.charAt(i)=='-' || stringa.charAt(i)=='_' || stringa.charAt(i)==' ' || stringa.charAt(i)=='\'' || stringa.charAt(i)=='.') {if (stringa.charAt(i)==' ' || stringa.charAt(i)=='\'') {if (chrprev!='-') str += '-';chrprev='-';} else {str += stringa.charAt(i);chrprev=stringa.charAt(i);}}}return str;}function CheckNum(stringa) {var str = '';var espressione = /^[0-9]/;for( i=0; i < stringa.length; i++ ) {if( espressione.test(stringa.charAt(i)) ) {str += stringa.charAt(i);}}return str;}function CheckFloat(stringa) {var str = '';var espressione = /^[0-9]/;for( i=0; i < stringa.length; i++ ) {if( espressione.test(stringa.charAt(i)) || stringa.charAt(i)==',') {if (stringa.charAt(i)=='.') {str += ',';} else {str += stringa.charAt(i);}}}return str;}function ConvertStringFloat(stringa) {var str = '';stringa=stringa+'';for( i=0; i < stringa.length; i++ ) {if (stringa.charAt(i)=='.') {str += ',';} else {str += stringa.charAt(i);}}return str;}function CheckMail(mail) {var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;if (!email_reg_exp.test(mail) || mail == '' || mail == null) {return false;} else {return true;}}
var addBookmarkObj = {
  linkText:'Aggiungi ai  Preferiti',
  addTextLink:function(parId){
    var a=addBookmarkObj.makeLink(parId);
    if(!a) return;
    a.appendChild(document.createTextNode(addBookmarkObj.linkText));
	a.appendChild(document.createElement('span'));
  },
  addImageLink:function(parId,imgPath){
    if(!imgPath || isEmpty(imgPath)) return;
    var a=addBookmarkObj.makeLink(parId);
    if(!a) return;
    var img = document.createElement('img');
    img.title = img.alt = addBookmarkObj.linkText;
    img.src = imgPath;
    a.appendChild(img);
  },
  makeLink:function(parId) {
    if(!document.getElementById || !document.createTextNode) return null;
    parId=((typeof(parId)=='string')&&!isEmpty(parId))
      ?parId:'addBookmarkContainer';
    var cont=document.getElementById(parId);
    if(!cont) return null;
    var a=document.createElement('a');
    a.href=location.href;
	a.id='preferiti';
    if(window.opera) {
      a.rel='sidebar'; // this makes it work in Opera 7+
    } else {
      // this doesn't work in Opera 7+ if the link has an onclick handler,
      // so we only add it if the browser isn't Opera.
      a.onclick=function() {
        addBookmarkObj.exec(this.href,document.title);
        return false;
      }
    }
    //a.title=document.title;
	a.title=addBookmarkObj.linkText;
    return cont.appendChild(a);
  },
  exec:function(url, title) {
    // user agent sniffing is bad in general, but this is one of the times 
    // when it's really necessary
    var ua=navigator.userAgent.toLowerCase();
    var isKonq=(ua.indexOf('konqueror')!=-1);
    var isSafari=(ua.indexOf('webkit')!=-1);
    var isMac=(ua.indexOf('mac')!=-1);
    var buttonStr=isMac?'Command/Cmd':'CTRL';

    if(window.external && (!document.createTextNode ||
      (typeof(window.external.AddFavorite)=='unknown'))) {
        // IE4/Win generates an error when you
        // execute "typeof(window.external.AddFavorite)"
        // In IE7 the page must be from a web server, not directly from a local 
        // file system, otherwise, you will get a permission denied error.
        window.external.AddFavorite(url, title); // IE/Win
    } else if(isKonq) {
      alert('Devi premere CTRL + B per aggiungere il nostro sito ai Preferiti.');
    } else if(window.opera) {
      void(0); // do nothing here (Opera 7+)
    } else if(window.home || isSafari) { // Firefox, Netscape, Safari, iCab
      alert('Devi premere '+buttonStr+' + D per aggiungere il nostro sito ai Preferiti.');
    } else if(!window.print || isMac) { // IE5/Mac and Safari 1.0
      alert('Devi premere Command/Cmd + D per aggiungere il nostro sito ai Preferiti.');    
    } else {
      alert('Per aggiungere questo sito ai Preferiti devi modificare manualmente le impostazioni.');
    }
  }
}

function isEmpty(s){return ((s=='')||/^\s*$/.test(s));}

function dss_addEvent(el,etype,fn) {
  if(el.addEventListener && (!window.opera || opera.version) &&
  (etype!='load')) {
    el.addEventListener(etype,fn,false);
  } else if(el.attachEvent) {
    el.attachEvent('on'+etype,fn);
  } else {
    if(typeof(fn) != "function") return;
    if(typeof(window.earlyNS4)=='undefined') {
      // to prevent this function from crashing Netscape versions before 4.02
      window.earlyNS4=((navigator.appName.toLowerCase()=='netscape')&&
      (parseFloat(navigator.appVersion)<4.02)&&document.layers);
    }
    if((typeof(el['on'+etype])=="function")&&!window.earlyNS4) {
      var tempFunc = el['on'+etype];
      el['on'+etype]=function(e){
        var a=tempFunc(e),b=fn(e);
        a=(typeof(a)=='undefined')?true:a;
        b=(typeof(b)=='undefined')?true:b;
        return (a&&b);
      }
    } else {
      el['on'+etype]=fn;
    }
  }
}

dss_addEvent(window,'load',addBookmarkObj.addTextLink);

// to make multiple links, do something like this:
/*
dss_addEvent(window,'load',function(){
  var f=addBookmarkObj.addTextLink;
  f();
  f('otherContainerID');
});
*/

// below is an example of how to make an image link with this
// the first parameter is the ID. If you pass an empty string it defaults to
// 'addBookmarkContainer'.
/*
dss_addEvent(window,'load',function(){
  addBookmarkObj.addImageLink('','/images/add-bookmark.jpg');
});
*/