var hwnd = null;

function popupWindow(url,w,h)
{
  var sx = (screen.availWidth - w) / 2;
  var sy = (screen.availHeight - h) / 2 + 10;
  if(hwnd != null) hwnd.close();
  hwnd = window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width='+w+',height='+h+',screenX='+sx+',screenY='+sy+',top='+sy+',left='+sx);
  hwnd.focus();
}

function popupWindowMap(url,w,h)
{
  var sx = (screen.availWidth - w) / 2;
  var sy = (screen.availHeight - h) / 2 + 10;
  if(hwnd != null) hwnd.close();
  hwnd = window.open(url,'popupWindow','scrollbars=yes,resizable=yes,width='+w+',height='+h+',screenX='+sx+',screenY='+sy+',top='+sy+',left='+sx);
  hwnd.focus();
}


function popupWin(id)
{
    popupWindow('/popup.php?id='+id, 650, 650);
}

function popupWinWH(id, w, h)
{
    w = w + 2+8;
    h = h + 2+8+26;
    popupWindow('/popup.php?id='+id, w, h);
}