Como hago para quitar upload avatar url?

<script type="text/javascript">
<!--
function check_yes(objid)
{
	yes = fetch_object(objid);
	if (yes)
	{
		yes.checked = true;
	}
}

<if condition="$show['categories']">
function switch_avatar_category()
{
	selobj = fetch_object("avatar_category_select");
	window.location = "profile.php?$session[sessionurl_js]do=editavatar&categoryid=" + selobj.options[selobj.selectedIndex].value;
}
</if>
//-->
</script>

<form enctype="multipart/form-data" action="profile.php" method="post">
<input type="hidden" name="s" value="$session[sessionhash]" />
<input type="hidden" name="do" value="updateavatar" />

<table class="tborder" cellpadding="$stylevar[cellpadding]" cellspacing="$stylevar[cellspacing]" border="0" width="100%" align="center">
<tr>
	<td class="tcat">$vbphrase[edit_avatar]</td>
</tr>
<tr>
	<td class="panelsurround" align="center">
	<div class="panel">
		<div style="width:$stylevar[formwidth_usercp]" align="$stylevar[left]">
		
			<fieldset class="fieldset">
				<legend>$vbphrase[your_current_avatar]</legend>
				<table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
				<tr valign="top">
					$currentavatar
					<td class="smallfont">
						<div style="margin-bottom:$stylevar[formspacer]px">$vbphrase[avatars_small_graphics_short]</div>
						<div style="margin-bottom:$stylevar[formspacer]px"><label for="rb_avatarid_no"><input type="radio" name="avatarid" value="-1" id="rb_avatarid_no" $nouseavatarchecked />$vbphrase[do_not_use_an_avatar]</label></div>
						<div>$vbphrase[note_have_custom_avatar_delete]</div>
					</td>
				</tr>
				</table>
			</fieldset>
			
			<if condition="$show['forumavatars']">
			<fieldset class="fieldset">
				<legend><phrase 1="$categoryname">$vbphrase[predefined_x]</phrase></legend>
				<table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0" width="100%">
				<tr>
					<td colspan="$cols">
						<if condition="$show['categories']">
						$vbphrase[avatar_category]:<br />
						<select name="categoryid" id="avatar_category_select" onchange="switch_avatar_category()">$categorybits</select>
						<input type="button" value="$vbphrase[go]" class="button" onclick="switch_avatar_category()" />
						</if>
					</td>
				</tr>
				<tr>
					<td colspan="$cols">$vbphrase[may_select_predefined_as_avatar]</td>
				</tr>
				$avatarlist
				<if condition="$show['pagenav']">
				<tr valign="bottom">
					<td colspan="$cols">
						$pagenav
					</td>
				</tr>
				</if>
				</table>
			</fieldset>
			</if>
			
			<if condition="$show['customavatar']">
			<fieldset class="fieldset">
				<legend>$vbphrase[custom_avatar]</legend>
				<table cellpadding="0" cellspacing="$stylevar[formspacer]" border="0">
				<tr>
					<td>$vbphrase[have_custom_avatar_want_as_is]</td>
				</tr>
				<tr>
					<td><label for="avatar_yes"><input type="radio" name="avatarid" value="0" id="avatar_yes" $avatarchecked[0] />$vbphrase[use_custom_avatar]</label></td>
				</tr>
				<tr>
					<td>
						<input type="hidden" name="MAX_FILE_SIZE" value="$inimaxattach" />
						<input type="file" class="bginput" name="upload" onchange="check_yes('avatar_yes')" size="50" />
					</td>
				</tr>
				<if condition="$show['maxnote']">
				<tr>
					<td>$maxnote</td>
				</tr>
				</if>
				</table>
			</fieldset>
			</if>
			
		</div>
	</div>
	
	<div style="margin-top:$stylevar[cellpadding]px">
		<input type="submit" class="button" value="$vbphrase[save_changes]" accesskey="s" />
		<input type="reset" class="button" value="$vbphrase[reset_fields]" accesskey="r" />
	</div>
	</td>
</tr>
</table>

</form>