Dropdown - schova polia

    <td width="80%" colspan="4">
    <span style="color: rgb(17, 17, 17); font-family: Arial, sans-serif; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; display: inline !important; float: none">
    </span></td>
    <td width="20%" rowspan="4">&nbsp;</td>
  </tr>
  <tr>
    <td width="40%" colspan="2">
    <form method="POST" action="--WEBBOT-SELF--">
      <!--webbot bot="SaveResults" U-File="fpweb:///_private/form_results.csv" S-Format="TEXT/CSV" S-Label-Fields="TRUE" --><p>
      <select size="1" name="D1" style="width: 350">
      <option>súhlas vlastníka so sídlom</option>
      <option>nájomná zmluva</option>
      </select></p>
    </form>
&nbsp;</td>
    <td width="20%">&nbsp;</td>
    <td width="20%">&nbsp;</td>
  </tr>
  <tr>
    <td width="20%">
    <span style="font-family: Arial, sans-serif; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; display: inline !important; float: none">
    Číslo listu vlastníctva</span></td>
    <td width="20%"><input type="text" name="T1" size="21"></td>
    <td width="20%">
    <span style="font-family: Arial, sans-serif; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; display: inline !important; float: none">
    Meno vlastníka</span></td>
    <td width="20%"><input type="text" name="T1" size="20"></td>
  </tr>
  <tr>
    <td width="80%" colspan="4">&nbsp;</td>

 <script>
function checkForOther(obj) {
 if (!document.layers) {
 var txt = document.getElementById("preukazanie");
 if (obj.value == "suhlas") {
 txt.style.display = "inline";
 // gives the text field the name of the drop-down, for easy processing
 txt.name = "sidlo";
 obj.name = "";
 } else {
 txt.style.display = "none";
 txt.name = "";
 obj.name = "sidlo";
 }
 }
}
</script>

<form name="formular" method="POST" action="nextPage.htm">
<select name="sidlo" id="titles" onchange="checkForOther(this)">
<option value="suhlas">súhlas vlastníka so sídlom</option>
 <option value="najomna">nájomná zmluva</option> 
</select>
</form>
   
    <span id="cislo_listu">Číslo listu vlastníctva</span>
    <input type="text" id="preukazanie" size="21">
       
    <span id="meno_vlastnika_text">Meno vlastníka</span>
    <input type="text" id="vlastnik" size="20">