function getPageLogo(OpShCurFolderPath,OpShFolderTitle,OpShBaseUrl,OpShLevel)
{
  var OpShCurFolderPath;
  var OpShFolderTitle;
  var OpShLevel;
  var OpShBaseUrl;
  var numeroElementi = 0;
  var pageName = "";
  var pageActiveLogo = "";
  var npezzi = OpShLevel + 1;
  var st = OpShCurFolderPath + " / " + OpShFolderTitle;
  var loc = location.href;
  var liv = new Array();
  var sepsi = new Array();
  sepsi[0] = 0;
  var sepui = new Array();
  sepui[0] = 0;
  var pageURL="";

  for (I=1;I<100;I++)
  {sepsi[I]=st.indexOf("/",sepsi[I-1]+1);
   numeroElementi=I-1;
   if (sepsi[I]== -1)
   {break;} 
  } 
  if (numeroElementi > npezzi-1)
  { 
    for (I=1;I<npezzi + 4;I++)
    {sepui[I]=loc.indexOf("/",sepui[I-1]+1);}
    pageURL=loc.substring(0,sepui[OpShLevel+3]);
    for (I=2;I < npezzi+1;I++)
    { liv[I]=st.substring(sepsi[I-1]+1,sepsi[I]-1);} 
    switch(liv[OpShLevel-1])
    { case " Facoltà ":
            {logoURL=OpShBaseUrl + "/wf/Logo/F"+loc.substring(sepui[OpShLevel+2]+1,sepui[OpShLevel+3])+".gif";
            break;} 

      default:
           {logoURL="/wf/Logo/"+loc.substring(sepui[OpShLevel+2]+1,sepui[OpShLevel+3])+".gif";
            break; }
   } 
  pageActiveLogo = "<A HREF="+pageURL+"><IMG SRC="+logoURL+" border='0'></A>"
}
return pageActiveLogo;
}