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Das wäre dann denke ich der hier:
<form name="form1" method="post" action="">
<p><span class="headline">Termineingabe</span>
</p>
<p></p>
<table border="1" width="366">
<tbody><tr>
<th scope="row"><div align="left"><span class="Stil1">Terminart: </span></div></th>
<td>
<select name="form[kind]" class="" style="width: 120px;" onchange="visibility()">
<option value="0" selected="selected">Bitte auswählen</option>
<option value="1">Klassentermin</option>
<option value="2">Blocktermin</option>
<option value="3">Freier Termin</option>
</select>
</td>
</tr>
<tr>
<th scope="row" width="168"><div align="left"><span class="Stil1">Raum</span>:</div></th>
<td width="182">
<select id="raum" name="form[raum_id]" class="" style="width: 120px; height: 20px; margin-bottom: 10px;">
<option value="0" selected="selected">Bitte auswählen</option>
<option value="4">363 </option>
<option value="5">262 </option>
</select>
</td>
</tr>
<tr>
<th scope="row"><div align="left"><span class="Stil1">Anfangsdatum:</span></div></th>
<td>
<input id="startdate" name="form[startdate]" size="5" style="width: 120px;" value="" type="text">
<input class="button_log" button="" id="Calenderstart" value="Kalender" type="button">
</td>
</tr>
<tr>
<th scope="row"><div align="left"><span class="Stil1">Enddatum</span>:</div></th>
<td>
<input id="enddate" name="form[enddate]" size="5" style="width: 120px;" value="" type="text">
<input class="button_log" button="" id="Calenderend" value="Kalender" type="button">
</td>
</tr>
<tr>
<th scope="row"><div align="left"><span class="Stil1">Uhrzeit von: </span></div></th>
<td>
<select name="form[starttime]" class="" style="width: 120px;">
<option value="0" selected="selected">Bitte auswählen</option>
<option value="080000">08.00</option>
<option value="083000">08.30</option>
<option value="090000">09.00</option>
<option value="093000">09.30</option>
<option value="100000">10.00</option>
<option value="103000">10.30</option>
<option value="110000">11.00</option>
<option value="113000">11.30</option>
<option value="120000">12.00</option>
<option value="123000">12.30</option>
<option value="130000">13.00</option>
<option value="133000">13.30</option>
<option value="140000">14.00</option>
<option value="143000">14.30</option>
<option value="150000">15.00</option>
<option value="153000">15.30</option>
<option value="160000">16.00</option>
<option value="163000">16.30</option>
<option value="170000">17.00</option>
<option value="173000">17.30</option>
<option value="180000">18.00</option>
<option value="183000">18.30</option>
<option value="190000">19.00</option>
<option value="193000">19.30</option>
</select>
</td>
</tr>
<tr>
<th scope="row"><div align="left"><span class="Stil1">Uhrzeit bis: </span></div></th>
<td>
<select name="form[endtime]" class="" style="width: 120px;">
<option value="0" selected="selected">Bitte auswählen</option>
<option value="083000">08.30</option>
<option value="090000">09.00</option>
<option value="093000">09.30</option>
<option value="100000">10.00</option>
<option value="103000">10.30</option>
<option value="110000">11.00</option>
<option value="113000">11.30</option>
<option value="120000">12.00</option>
<option value="123000">12.30</option>
<option value="130000">13.00</option>
<option value="133000">13.30</option>
<option value="140000">14.00</option>
<option value="143000">14.30</option>
<option value="150000">15.00</option>
<option value="153000">15.30</option>
<option value="160000">16.00</option>
<option value="163000">16.30</option>
<option value="170000">17.00</option>
<option value="173000">17.30</option>
<option value="180000">18.00</option>
<option value="183000">18.30</option>
<option value="190000">19.00</option>
<option value="193000">19.30</option>
<option value="200000">20.00</option>
</select>
</td>
</tr>
<tr>
<th scope="row"><div align="left"><span class="Stil1">Wiederholend:</span></div></th>
<td>
<select name="form[repeat]" class="" style="width: 120px;">
<option value="6" selected="selected">Bitte auswählen</option>
<option value="0">Keine Wiederholung</option>
<option value="1">Jeden Tag</option>
<option value="2">Jede Woche</option>
<option value="3">Alle 2 Wochen</option>
<option value="4">Alle 4 Wochen</option>
</select>
</td>
</tr>
</tbody></table>
<p> </p>
<p><br>
</p>
<input value="add_confirm" name="inhalt" type="hidden">
<input class="button_log" value="Eintragen" type="submit">
</form>