function Set(){
  var temp,object,parametri=Set.arguments;
  temp=parametri[2];
  document.all[parametri[0]].style.visibility=temp;
  if(parametri[0]=="chisiamo" && temp=="visible"){
   document.f.kisiamo.src='images/kisiamo02.gif';
  }
  if(parametri[0]=="chisiamo" && temp=="hidden"){
   document.f.kisiamo.src='images/kisiamo01.gif';
  }
  if(parametri[0]=="attivita" && temp=="visible"){
   document.f.active.src='images/attivita02.gif';
  }
  if(parametri[0]=="attivita" && temp=="hidden"){
   document.f.active.src='images/attivita01.gif';
  }
  if(parametri[0]=="job" && temp=="visible"){
   document.f.lav.src='images/job02.gif';
  }
  if(parametri[0]=="job" && temp=="hidden"){
   document.f.lav.src='images/job01.gif';
  }
  if(parametri[0]=="download" && temp=="visible"){
   document.f.down.src='images/down02.gif';
  }
  if(parametri[0]=="download" && temp=="hidden"){
   document.f.down.src='images/down01.gif';
  }
  if(parametri[0]=="contatti" && temp=="visible"){
   document.f.ctc.src='images/contact02.gif';
  }
  if(parametri[0]=="contatti" && temp=="hidden"){
   document.f.ctc.src='images/contact01.gif';
  }
 }

 var tempId='';
 
 function Show(id){
  setId(id);
  document.onmousemove = getPosition;
  function Hide(){
   Set('chisiamo','','hidden');
   Set('attivita','','hidden');
   Set('job','','hidden');
   Set('download','','hidden');
   Set('contatti','','hidden');
  }
  function setId(id){tempId=id;}
  function getId(){return (tempId);}
  function getPosition(){
   var id=getId();
   posX = event.clientX + document.body.scrollLeft;
   posY = event.clientY + document.body.scrollTop;
   //alert("X: " + posX + "Y: " + posY);
   if (posX < 0){posX = 0}
   if (posY < 0){posY = 0}
   if (id=="chisiamo"){if (posY < 2 | posY >62 | posX < 425 | posX > 489) {Hide();}}
   if (id=="attivita"){if (posY < 2 | posY >62 | posX < 500 | posX > 568) {Hide();}}
   if (id=="job"){if (posY < 2 | posY >62 | posX < 577 | posX > 625) {Hide();}}
   if (id=="download"){if (posY < 2 | posY >62 | posX < 637 | posX > 704) {Hide();}}
   if (id=="contatti"){if (posY < 2 | posY >129 | posX < 715 | posX > 780) {Hide();}}
   if (id=="fchisiamo"){if (posY < 42 | posY >129 | posX < 423 | posX > 543) {Hide();}}
   if (id=="fattivita"){if (posY < 42 | posY >145 | posX < 499 | posX > 619) {Hide();}}
   if (id=="fjob"){if (posY < 42 | posY >97 | posX < 575 | posX > 695) {Hide();}}
   if (id=="fdownload"){if (posY < 42 | posY >113 | posX < 635 | posX > 755) {Hide();}}
   if (id=="fcontatti"){if (posY < 42 | posY >145 | posX < 660 | posX > 780) {Hide();}}
   return true;
  }
 }