css requires more hacks in order to center table correctly. reverting to html alignment.

fixed order of closing select tag
start filters table only when filters exists. removes empty table when filters are
not defined.

plugins/filters/options.php

@@ -104,8 +104,7 @@ if (sqgetGlobalVar('filter_submit',$filter_submit,SQ_POST)) {
             'center', '', 'width="95%" border="0" cellpadding="2" cellspacing="0"'
         ) .
         '<br /><form method="post" action="options.php">'.
-        '<div style="text-align: center;">'.
-        html_tag( 'table', '', '', '', 'border="0" cellpadding="2" cellspacing="0"' ) .
+        html_tag( 'table', '', 'center', '', 'border="0" cellpadding="2" cellspacing="0"' ) .
             html_tag( 'tr' ) .
                 html_tag( 'th', _("What to Scan:"), 'right', '', 'style="white-space: nowrap;"' ) .
                 html_tag( 'td', '', 'left' ) .
@@ -124,7 +123,6 @@ if (sqgetGlobalVar('filter_submit',$filter_submit,SQ_POST)) {
         '</td>'.
         html_tag( 'td', '<input type="submit" name="user_submit" value="' . _("Save") . '" />', 'left' ) .
         '</table>'.
-        '</div>'.
         '</form>'.
 
         html_tag( 'div', '[<a href="options.php?action=add">' . _("New") .
@@ -202,8 +200,8 @@ if (sqgetGlobalVar('filter_submit',$filter_submit,SQ_POST)) {
         if ( isset($filters[$theid]['folder']) )
           $selected = array(strtolower($filters[$theid]['folder']));
         echo sqimap_mailbox_option_list(0, $selected, 0, $boxes);
-        echo         '</tt>'.
-                    '</select>'.
+        echo        '</select>'.
+                    '</tt>'.
                 '</td>'.
             '</tr>'.
             '</table>'.
@@ -214,6 +212,7 @@ if (sqgetGlobalVar('filter_submit',$filter_submit,SQ_POST)) {
 
     }
 
+if (count($filters)) {
     echo html_tag( 'table', '', 'center', '', 'border="0" cellpadding="3" cellspacing="0"' );
 
     for ($i=0, $num = count($filters); $i < $num; $i++) {
@@ -254,8 +253,9 @@ if (sqgetGlobalVar('filter_submit',$filter_submit,SQ_POST)) {
         echo '</td></tr>';
 
     }
-    echo '</table>'.
-        html_tag( 'table',
+    echo '</table>';
+}
+    echo html_tag( 'table',
             html_tag( 'tr',
                 html_tag( 'td', '&nbsp;', 'left' )
             ) ,