function newWin(link) {
  var winFeatures = "scrollbars=yes,width=650,height=450,directories=no,status=yes,resizable=yes,menubar=yes,toolbar=yes,location=yes";
  var bookWindow = window.open(link, "popup", winFeatures);
  bookWindow.focus();
}

function newBigWin(link) {
  var winFeatures = "scrollbars=yes,width=780,height=580,directories=no,status=yes,resizable=yes,menubar=yes,toolbar=yes,location=yes";
  var bookWindow = window.open(link, "popup", winFeatures);
  bookWindow.focus();
}