function sprawdz()                                                    //sprawdza dane w formularzu
{
      if (document.forms[0].wiadomosc.value == '') {
         alert('Wpisz treść');
         return false;
      }
      else 
         return true
}


function sprawdzde()                                                    //sprawdza dane w formularzu
{
     if (document.forms[0][0].value == '') {
         alert('Wpisz treść');
         return false;
      }
      else 
         return true
}

function trim(inputString)
 {
   if (typeof inputString != "string") return inputString;
   var retValue = inputString;
   var ch = retValue.substring(0, 1);
   while (ch == " ") {
      retValue = retValue.substring(1, retValue.length);
      ch = retValue.substring(0, 1);
   }
   ch = retValue.substring(retValue.length - 1, retValue.length);
   while (ch == " ") {
      retValue = retValue.substring(0, retValue.length - 1);
      ch = retValue.substring(retValue.length - 1, retValue.length);
   }
   while (retValue.indexOf("  ") != -1) {
      retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ") + 1, retValue.length);
   }
   return retValue;
  }
function auto_iframe(margines)
{
   if (parent != self && document.body && (document.body.scrollHeight || document.body.offsetHeight))
   {
      var undefined;
      if (isNaN(parseInt(margines))) var margines = 60;

      if (parent.document.getElementById) parent.document.getElementById('autoiframe').height = 1;
      else if (parent.document.all) parent.document.all['autoiframe'].height = 1;
      var wysokosc = document.body.scrollHeight != undefined ? document.body.scrollHeight : document.body.offsetHeight;
      if (wysokosc)
      {
        if (parent.document.getElementById)
        {
          if(wysokosc+margines>500){
          parent.document.getElementById('autoiframe').height = wysokosc + margines;
          parent.document.getElementById("pasek_lewy").style.height = wysokosc + margines - 383+ 'px';
          parent.document.getElementById("pasek_prawy").style.height = wysokosc + margines - 383+ 'px'; }
          else {parent.document.getElementById('autoiframe').height=500;
          parent.document.getElementById("pasek_lewy").style.height = 115 + 'px';
          parent.document.getElementById("pasek_prawy").style.height = 115 + 'px';}
          parent.document.getElementById('autoiframe').scrolling = 'no';
        }
        else if (parent.document.all)
        {
          if(wysokosc+margines>500){
          parent.document.getElementById('autoiframe').height = wysokosc + margines;
          parent.document.getElementById("pasek_lewy").style.height = wysokosc + margines + -383 + 'px';
          parent.document.getElementById("pasek_prawy").style.height = wysokosc + margines - 383+ 'px'; }
          else {parent.document.getElementById('autoiframe').height=500;
         
          parent.document.getElementById("pasek_lewy").style.height = 115 + 'px';
          parent.document.getElementById("pasek_prawy").style.height = 115 + 'px';}
          parent.document.all['autoiframe'].scrolling = 'no';
        }
        document.getElementById("medal").style.top =parent.document.getElementById('autoiframe').height  -70 + 'px';
    }
   }
}
window.onload = auto_iframe;