function fncKeyStop() {
var key = window.event.keyCode
/*if (window.event.ctrlKey) {
  //if (window.event.keyCode == 67 || window.event.keyCode == 86 || window.event.keyCode ==88) {
    //Do nothing if Contol x, c, v (copy functions)
  //}
  //else {
 //    event.keyCode = 0;
 //    event.returnValue = false;
  //}
}*/


//
// F3 = 114
// F5 = 116
// F6 = 117
// F11 = 122

// F7 = 118    ->      form.submit x le ricerche
//
// se esiste la funzione SerachSubmit esegue la ricerca
//
// altrimenti richiama la voce del Menu -> Veicoli -> Ricerca disp. veicoli
//
if(window.event.keyCode == 118) {
   if(window.SearchSubmit) {
	SearchSubmit();
   } else {
   }
   window.event.keyCode = 0;
   event.returnValue = false;
}
// F10 = 121    ->      form.submit()
if(window.event.keyCode == 121) {
   if(window.FormSubmit) FormSubmit();
   window.event.keyCode = 0;
   event.returnValue = false;
}
// ESC = 27 	->	history.back
if(window.event.keyCode == 27) {
   location.href='/';
   window.event.keyCode = 0;
   event.returnValue = false;
}

if (window.event.keyCode == 122 || window.event.keyCode == 117 || window.event.keyCode == 114) {
   window.event.keyCode = 0;
   event.returnValue = false;
}
if (window.event.altKey) {
  //Cancel right arrow, left arrow
  if (window.event.keyCode == 39 || window.event.keyCode == 37) {
    alert('Illegal keystroke');
    window.event.keyCode = 0;
    event.returnValue = false;
  
}
}

}
document.onkeydown = fncKeyStop