function SetLanguage(form,lang) {
  form.lang.value=lang;
  form.sent.value=0;
  form.submit();
}

function SetMode(form,mode) {
  form.mode.value=mode;
  form.sent.value=0;
  form.submit();
}

function SetCForm(form) {
  form.sent.value=0;
  form.ctsent.value=1;
  form.submit();
}

function SetLogin(form) {
  form.sent.value=1;
  form.ctsent.value=0;
  form.submit();
}

function checksize() {
  h=window.innerHeight;
  document.getElementById("lowerdiv").style.height=h-230;
}