function OpenPopUp(url,name,size)
{
  var arrayImpost = size.split("=");
  var winWidth = parseInt(arrayImpost[1]);
  var winHeight = parseInt(arrayImpost[2]);
  var screenWidth = ( screen.width - winWidth ) / 2;
  var screenHeight = ( screen.height - winHeight ) / 2;
	this.focus();
  window.open(url,name,size + ",screenX=" + screenWidth + ",screenY=" + screenHeight + ",left=" + screenWidth + ",top=" + screenHeight + ",location=no,status=no,scrollbars=no,resizable=no,directories=no,toolbar=no,alwaysRaised=yes");
}

function OpenPopUp_resizable(url,name,size)
{
  var arrayImpost = size.split("=");
  var winWidth = parseInt(arrayImpost[1]);
  var winHeight = parseInt(arrayImpost[2]);
  var screenWidth = ( screen.width - winWidth ) / 2;
  var screenHeight = ( screen.height - winHeight ) / 2;
	this.focus();
  window.open(url,name,size + ",screenX=" + screenWidth + ",screenY=" + screenHeight + ",left=" + screenWidth + ",top=" + screenHeight + ",location=no,status=no,scrollbars=yes,resizable=no,directories=no,toolbar=no,alwaysRaised=yes");
}
function navigaSito(id){
    document.forms.navigaForm.dest.value = id;
    document.forms.navigaForm.submit();
}