if (window.innerWidth) {
  breite = window.innerWidth;
  hoehe = window.innerHeight;
} else {
  breite = document.documentElement.clientWidth;
  hoehe = document.documentElement.clientHeight;
}


if (breite <= 1200 || hoehe <= 700) {
  stylesheet  = 'size_1024.css';
} else {
  stylesheet  = 'size_1280.css';
}


document.writeln('<style type="text/css"><!-- @import url(kurse/webbasys/layout/typo3/' + stylesheet + '); --></style>');