/*
  obsluga formularza preferencji bloga TheTarPit
  (c) MiMaS 2005.06.12
*/

function setValue(ctlName, val, msgName)
{
 var ctl = document.getElementById(ctlName);
 if ( ctl )
 {
   ctl.value = val;
   if ( msgName )
   {
     var msg = document.getElementById(msgName);
     if ( msg )
       msg.style.display = 'none';
   }
 }
}

function setChecked(ctlName)
{
 var ctl = document.getElementById(ctlName);
 if ( ctl )
   ctl.checked = true;
}

function checkMinimum(ctl, minVal, msgName, def)
{
 var msg = document.getElementById(msgName);
 if (ctl.value == '')
 {
   ctl.value = def;
   msg.style.display = 'none';
 }
 else
 {
   var v = parseInt(ctl.value);
   if ( (v.toString() == "NaN") || (v < minVal) )
   {
     msg.style.display = 'inline';
     // ctl.focus();
   }
   else
     msg.style.display = 'none';
 }
}

function checkPodpis()
{
 var podpis = document.getElementById('podpis');
 var email = document.getElementById('email');
 var www = document.getElementById('www');
 var msg = document.getElementById('podpiserror');
 
 if ( ((email.value != '') || (www.value != '')) && (podpis.value == '') )
   msg.style.display = 'inline';
 else
   msg.style.display = 'none';
}

function clearCookies()
{
 var msg = document.getElementById('podpiserror');
 if ( msg )
   msg.style.display = 'none';

 createCookie('podpis','',0);
 createCookie('email','',0);
 createCookie('www','',0);
 createCookie('mode','',0);
}

function applyStyle()
{
  var style = '';
  for ( i = 0; i < document.forms[1].css.length; i++ )
  {
    if ( document.forms[1].css[i].checked )
    {
      style = document.forms[1].css[i].value;
      break;
    }
  }

  var nice = document.getElementById('nice').checked;
  
  setActiveStyleSheet(style);
  // TODO size
  // TODO nice

}