var strBrowser=navigator.appName;
  if (navigator.userAgent.toLowerCase().indexOf("applewebkit/")!= -1){
    strBrowser="wk";
  }else if (strBrowser=='Microsoft Internet Explorer'){
    strBrowser="ie";
  }else if (strBrowser=='Konqueror'){
    strBrowser="ko";
  }else{
    strBrowser="ff";
  };

  function ridimensiona(){
    var intHeight=0;
    var scnWid,scnHei;
  	if (self.innerHeight) // all except Explorer
  	{
  		scnWid = self.innerWidth;
  		scnHei = self.innerHeight;
  	}
  	else if (document.documentElement && document.documentElement.clientHeight)
  	{
  		scnWid = document.documentElement.clientWidth;
  		scnHei = document.documentElement.clientHeight;
  	}
  	else if (document.body)
  	{
  		scnWid = document.body.clientWidth;
  		scnHei = document.body.clientHeight;
  	}

    intHeight=scnHei-274-25;
    if (strBrowser!='ie'){
      intHeight=intHeight + "px";    
    }
    document.getElementById("contenuti").style.height=intHeight;
  }

  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];}
  }
  function MM_validateForm() { //v4.0
    if (document.getElementById){
      var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
      for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=document.getElementById(args[i]);
        if (val) { nm=val.name; if ((val=val.value)!="") {
          if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
            if (p<1 || p==(val.length-1)) errors+='- '+nm+' deve contenere un indirizzo email valido.\n';
          } else if (test!='R') { num = parseFloat(val);
            if (isNaN(val)) errors+='- '+nm+' deve contenere un numero.\n';
            if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
              min=test.substring(8,p); max=test.substring(p+1);
              if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
        } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' e\' obbligatorio.\n'; }
      } if (errors) alert('Attenzione:\n'+errors);
      document.MM_returnValue = (errors == '');
  } }
  function MM_openBrWindow(theURL,winName,features) { //v2.0
    window.open(theURL,winName,features);
  }