Hallo blubber,
<?php
include_once('inc/include_all.php');
include("dumpr.php");
$user = 1;
$abfrage="SELECT * FROM t_tequipment";
$equipment =$db->GetAll($abfrage);
ob_start();
<<<ENDE
<form name="liste">
<select name='werte' onChange='errechnekosten()'>
<option>1</option>
<option>2</option>
<option>3</option>
<option>4</option>
<option>5</option>
<option>6</option>
<option>7</option>
<option>8</option>
<option>9</option>
<option>10</option>
</select></form>
$liste .="<tr><th>Equipment</th><th>Für Wievie Einheiten mieten?</th><th>Kosten/Einheit</th></tr>";
for ($i=0;$i<COUNT($equipment);$i++){
$liste .="<tr><td>{$equipment[$i][Equipment]}</td><td>$out</td><td>{$equipment[$i][Kosten_Einheit]}</td></tr>";
}
?>
<form name="myform">
<input type="text" name="feld">
</form>
<script language="JavaScript">
function errechnekosten(myform){
document.myform.feld.value=2;
}
</script>
<table border=1>
<?
echo '$liste';
?>
</table>
ENDE;
$out = ob_get_flush();
dumpr ($out);
?>
Was auch immer du damit erreichen willst ...
MffG
EisFuX