Gracias por responder alexisverano:
Esta es mi tabla:
----------------------
id_det_btecnica_ubifall id_btecnica id_ubifall
7 3002 101
8 3002 100
9 3002 105
y este es el codigo:
------------------------
<table border="0" style="float:left">
<tr>
<td>
<input type="hidden" name="id_det_btecnica_ubifall">
<input type="hidden" name="id_ubifall">
<input type="text" name="ubifall" class="input_varioss" readonly><a href="javascript
:void(0)" onClick="p_ubifall1()"><img src="http://www.forosdelweb.com/f18/ima/search2.png" border="0" width="23" height="23" title="Buscar" id="imagen"></a><br />
<input type="hidden" name="id_det_btecnica_ubifall">
<input type="hidden" name="id_ubifall">
<input type="text" name="ubifall" class="input_varioss" readonly><a href="javascript
:void(0)" onClick="p_ubifall2()"><img src="http://www.forosdelweb.com/f18/ima/search2.png" border="0" width="23" height="23" title="Buscar" id="imagen"></a><br />
<input type="hidden" name="id_det_btecnica_ubifall">
<input type="hidden" name="id_ubifall" >
<input type="text" name="ubifall" class="input_varioss" readonly><a href="javascript
:void(0)" onClick="p_ubifall3()"><img src="http://www.forosdelweb.com/f18/ima/search2.png" border="0" width="23" height="23" title="Buscar" id="imagen"></a><br />
</td>
</tr>
</table>