Yes, but make sure it stays inside the <form> </form> tags.
PHP Code:
<form name="cybcb_post_form" action="misc.php?$session[sessionurl]&securitytoken=$cybcb_sectok" method="post" onsubmit="return Ccb_postMessage(this)">
<input type="hidden" name="do" value="cb_postnew" />
<input type="hidden" name="color" />
<input type="hidden" name="fontWeight" />
<input type="hidden" name="fontStyle" />
<input type="hidden" name="textDecoration" />
<table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<thead>
<tr>
<td class="<if condition="($vboptions[cybchatbox_box_style]==1)">tcat<else />thead</if>" colspan="3">
<a style="float:$stylevar[right]" href="#top" onclick="return toggle_collapse('cybcb_boxswitch')"><img id="collapseimg_cybcb_boxswitch" src="$stylevar[imgdir_button]/collapse_<if condition="($vboptions[cybchatbox_box_style]==1)">tcat<else />thead</if>$vbcollapse[collapseimg_cybcb_boxswitch].gif" alt="" border="0" /></a>
<span id="cybchatmenuccbox"><if condition="($_REQUEST['do']!='cchatbox')">$vbphrase[cybcb_chatbox]<else />$vbphrase[cybcb_chatbox_full]</if> <script language="Javascript" type="text/javascript"> vbmenu_register("cybchatmenuccbox"); </script></span> <span class="smallfont" id="cybcb_newinfoarea" style="display:inline;">($cybcb_newstat)</span>
</td>
</tr>
</thead>
<tbody id="collapseobj_cybcb_boxswitch" style="<if condition="$vboptions[cybchatbox_collapsed_always]"><if condition="(THIS_SCRIPT!='misc')">display:none</if><else />$vbcollapse[collapseobj_cybcb_boxswitch]</if>">
<tr valign="top">
<td class="alt2">
<textarea name="ccb_entermessage" id="ccb_entermessage" class="smallfont" style="width:92%;height:15px;overflow:auto;color:$stylevar[alt1_fgcolor];background-color:$stylevar[alt1_bgcolor];border:0px;" onkeydown="if (event.keyCode == 13) {return Ccb_postMessage(cybcb_post_form);}" onfocus="if(!this._haschanged){this.value=''};this._haschanged=true;" <if condition="$cybcb_cantpost">disabled="disabled"</if> rows="1" cols="1">$vbphrase[message]...</textarea> <input type="submit" value="Submit" id="submit" />
</td>
</tr>
<tr valign="top">
<td class="alt2">
<div id="cybcb_messagearea" style="overflow:auto;height:$cybcb_height_messarea;width:100%;border:0px;background-color:$stylevar[alt2_bgcolor]">
$vbphrase[cybcb_loading]
</div>
</td>
</tr>
<if condition="$vboptions[cybchatbox_belownote]">
<tr>
<td class="alt2" align="$stylevar[left]" colspan="3">
<div class="smallfont" style="float:$stylevar[right];">$vbphrase[cybcb_chatbox_note]</div>
</td>
</tr>
</if>
</tbody>
</table>
</form>
that is mine, all i edited was the part that you see above.. the form tag is there from the cyb chatbox. just want you to understand completely
by the way.. don't forget to re-install the xml after the edits