diff --git a/ui-lib.pl b/ui-lib.pl
index 20ba3af96..7b044216f 100755
--- a/ui-lib.pl
+++ b/ui-lib.pl
@@ -1835,7 +1835,7 @@ return &theme_ui_buttons_end(@_) if (defined(&theme_ui_buttons_end));
 return "</table>\n";
 }
 
-=head2 ui_buttons_row(script, button-label, description, [hiddens], [after-submit], [before-submit], [postmethod])
+=head2 ui_buttons_row(script, button-label, description, [hiddens], [after-submit], [before-submit], [postmethod], [single-cell])
 
 Returns HTML for a button with a description next to it, and perhaps other
 inputs. The parameters are :
@@ -1854,11 +1854,14 @@ inputs. The parameters are :
 
 =item postmethod - Defines the method used to submit the form. Defaults to 'post'.
 
+=item single-cell - If set to 1, omits the description cell and spans the button cell across both columns.
+
 =cut
 sub ui_buttons_row
 {
 return &theme_ui_buttons_row(@_) if (defined(&theme_ui_buttons_row));
-my ($script, $label, $desc, $hiddens, $after, $before, $postmethod) = @_;
+my ($script, $label, $desc, $hiddens, $after, $before, $postmethod,
+    $singlecell) = @_;
 $postmethod ||= 'post';
 if (ref($hiddens)) {
 	$hiddens = join("\n", map { &ui_hidden(@$_) } @$hiddens);
@@ -1866,11 +1869,14 @@ if (ref($hiddens)) {
 return "<form action='$script' class='ui_buttons_form' method='$postmethod'>\n".
        $hiddens.
        "<tr class='ui_buttons_row'> ".
-       "<td nowrap width='20%' valign='top' class='ui_buttons_label'>".
+       "<td nowrap".($singlecell ? " colspan='2'" : " width='20%'").
+       " valign='top' class='ui_buttons_label'>".
        ($before ? $before." " : "").
        &ui_submit($label).($after ? " ".$after : "")."</td>\n".
-       "<td width='80%' valign='top' class='ui_buttons_value'>".
-       $desc."</td></tr>\n".
+       ($singlecell ? "" :
+        "<td width='80%' valign='top' class='ui_buttons_value'>".
+        $desc."</td>\n").
+       "</tr>\n".
        "</form>\n";
 }