Te faltan cerrar los select, tal vez sea por eso
<SELECT MULTIPLE name=lstArea size=2 style="HEIGHT: 166px; WIDTH: 150px" >
<option value= "1"><? echo $row["descripcion"]; ?></option>
</select></TD>
<TD align= "left" valign="middle">
<input type="button" onClick="move this.form.lstArea2,this.form.lstArea)" value="<<">
<input type="button" onClick="move(this.form.lstArea,this.form.lstArea2 )" value=">>"></TD>
<TD align= "left" >
<SELECT MULTIPLE name=lstArea2 size=2 style="HEIGHT: 166px; WIDTH: 150px">
<option value= "1" > Nuevo Accesorio </option>
</select> </TD> <? } ?>
