function trim(str) {
  while (str.charAt(str.length - 1)==" ")
    str = str.substring(0, str.length - 1);
  while (str.charAt(0)==" ")
    str = str.substring(1, str.length);
  return str;
}

function checkAccess(form) {
  if(trim(form.username.value)=="") {
  form.username.value="";
  form.username.focus();
  return false;
  }
  if(trim(form.password.value)=="") {
  form.password.value="";
  form.password.focus();
  return false;
  }
  return true;
}

function checkCapsLock(e){
kc = e.keyCode?e.keyCode:e.which;
sk = e.shiftKey?e.shiftKey:((kc == 16)?true:false);
if(((kc >= 65 && kc <= 90) && !sk)||((kc >= 97 && kc <= 122) && sk)) alert('Tryk på CAPS LOCK for at deaktivere automatisk brug af store bogstaver\n\nEllers kan der være problemer i.f.t. godkendelse af brugernavn/adgangskode');
}

document.cookie = "testcookie=1";

var strBody;

if(document.cookie.indexOf("testcookie")!=-1) {
strBody = '<div class="info">Brugernavn&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adgangskode</div>';
strBody += '<div>';
strBody += '<input type="text" class="data" name="username" maxlength="128" value="" onkeypress="checkCapsLock(event)">&nbsp;&nbsp;';
strBody += '<input type="password" class="data" name="password" maxlength="128" value="" onkeypress="checkCapsLock(event)">';
strBody += '</div>';
strBody += '<p><input type="submit" class="btn" value="LOGIN"></p>';
}
else {
strBody = '<div class="info" style="text-align:left"><p>Tillad anvendelse af midlertidige cookies for at få adgang til intranettet</p></div>';
}

function setFocus() {
if(document.forms[0].elements.length>0) document.forms[0].username.focus();
}