ReplaceTextarea problems in IE

<form method="post" name="entry" action="<?php echo $editFormAction; ?>"> 

<textare id="entry" name="entry" style="width: 100%; height: 400px"><?php echo $row_Recordset1['entry']; ?></textarea>

<input type="hidden" name="id_number" value="<?php echo $row_Recordset1['id_number']; ?>">