function PopUp(URLLink, Width, Height) {
  if (Width == null) Width = 630;
  if (Height == null) Height = 480;
  winprops = "'width=" + eval(Width) + ",height=" + eval(Height) + ",scrollbars=yes,resizable=yes,menubar=no,toolbar=no'";
  win = window.open(URLLink, "PopUp", eval(winprops));
  win.focus();
}
function PrintPreview(URLLink, Width, Height) {
  if (Width == null) Width = 630;
  if (Height == null) Height = 480;
  if(top.name != "PopUp" && top.name != "Preview" && top.name != "Search") {
    winprops = "'width=" + eval(Width) + ",height=" + eval(Height) + ",scrollbars=yes,resizable=yes,menubar=no,toolbar=no'";
    win = window.open(URLLink + '?OpenDocument&DL=PopUp', "Preview", eval(winprops));
    win.focus();
    win.print();
  } else {
    window.print();
  }
}