//--Funzione per gestire le POPUP     
function credits(url){
s=window.open(url,'Credits','menubar=no,toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,copyhistory=no,width=450,height=350');
}
function DoPopUp(URL,Name,X,Y,Center,Resizable,ScrollBars){

  //Center = yes or no
  //Resizable = yes or no
  //ScrollBars = yes or no

  if (Center == 'yes'){
    var PopUpX = (screen.width/2)-(parseInt(X)/2);
    var PopUpY = (screen.height/2)-(parseInt(Y)/2);
    var pos = ",left="+PopUpX+",top="+PopUpY;
  }else{
    var pos = "";
  }
  PopUpWindow = window.open(URL,Name,'scrollbars='+ScrollBars+',resizable='+Resizable+',width='+X+',height='+Y+pos);
}
//--------------------------------------------------------------------