Help With Getting My Banner Center

[Diablo-Sat]

im using a ambient lighting skin but cant get my banner in the center

<table border="0" width="100%" cellpadding="0" cellspacing="0" align="center">
<tr>
	<td>
	<div class="vbskin_wrapper_t">
	<div class="vbskin_wrapper_b">
	<div class="vbskin_wrapper_l">
	<div class="vbskin_wrapper_r">
	<div class="vbskin_wrapper_tl">
	<div class="vbskin_wrapper_tr">
	<div class="vbskin_wrapper_bl">
	<div class="vbskin_wrapper_br">
	
<!-- header -->
<div class="vbskin_header">
<!-- logo -->
<a name="top"></a>
<a href="$vboptions[homeurl]"><img id="logo_image" src="$stylevar[titleimage]" border="0" alt="$vboptions[homeurl]" /></a>
<if condition="$ad_location['ad_header_logo']"><div id="logo_banner">$ad_location[ad_header_logo]</div><else /><div id="logo_banner">&nbsp;</div></if>
<!-- /logo -->

<!-- date -->
<p class="smallfont" id="vbskin_date">
<script language="JavaScript" type="text/javascript">
var days = new Array(8);
days[1] = "Sunday";
days[2] = "Monday";
days[3] = "Tuesday";
days[4] = "Wednesday";
days[5] = "Thursday";
days[6] = "Friday";
days[7] = "Saturday";
var months = new Array(13);
months[1] = "January";
months[2] = "February";
months[3] = "March";
months[4] = "April";
months[5] = "May";
months[6] = "June";
months[7] = "July";
months[8] = "August";
months[9] = "September";
months[10] = "October";
months[11] = "November";
months[12] = "December";
var dateObj = new Date(document.lastModified)
var wday = days[dateObj.getDay() + 1]
var lmonth = months[dateObj.getMonth() + 1]
var date = dateObj.getDate()
var fyear =+ dateObj.getFullYear()
document.write(wday + ", " + date + " " + lmonth + " " + fyear)
</script>
</p>
<!-- /date -->

</div>

<!-- navigation -->
<table border="0" width="$stylevar[outertablewidth]" cellpadding="0" cellspacing="0" align="center">
<tr>
	<td width="10"><img src="images/styles/ambient-lightingv2/images/menu_l.png" border="0" alt="menu_l" /></td>
	<td <if condition="THIS_SCRIPT=='adv_index'">class="vbskin_main_menu_home_selected"<else />class="vbskin_main_menu_home"</if>><a href="$vboptions[homeurl]">Home</a></td>
	<td <if condition="THIS_SCRIPT=='adv_index' OR THIS_SCRIPT=='calendar' OR THIS_SCRIPT=='group' OR THIS_SCRIPT=='album'">class="vbskin_main_menu_forum"<else />class="vbskin_main_menu_forum_selected"</if>><a href="$vboptions[forumhome].php$session[sessionurl_q]">Forum</a></td>
	<td <if condition="THIS_SCRIPT=='calendar'">class="vbskin_main_menu_calendar_selected"<else />class="vbskin_main_menu_calendar"</if>><a href="calendar.php$session[sessionurl_q]">Calendar</a></td>
	<td <if condition="THIS_SCRIPT=='group'">class="vbskin_main_menu_group_selected"<else />class="vbskin_main_menu_group"</if>><a href="group.php$session[sessionurl_q]">Groups</a></td>
	<td <if condition="THIS_SCRIPT=='album'">class="vbskin_main_menu_album_selected"<else />class="vbskin_main_menu_album"</if>><a href="album.php$session[sessionurl_q]">Albums</a></td>
	<td width="50"><img src="images/styles/ambient-lightingv2/images/menu_r.png" border="0" alt="menu_r" /></td>
	<td width="100%">&nbsp;</td>
</tr>
</table>
<!-- /navigation -->

<!-- content table -->
$spacer_open

$_phpinclude_output

$ad_location[ad_header_end]

<p>

<center><script type="text/javascript">
var bannersnack_embed = {"hash":"bcfgxle8x","width":728,"height":90,"t":1430918800,"userId":15990086,"bgcolor":"#3D3D3D","wmode":"opaque"};
</script>
<script type="text/javascript" src="http://files.bannersnack.com/iframe/embed.js"></script></center>