12     <!-- Content Wrapper. Contains page content --> 
   13     <div class=\"content-wrapper\" id=\"content-FX\"> 
   14     <!-- Content Header (Page header) --> 
   15     <section class=\"content-header\">";
 
   18 echo backend::getTitle(
$lang[
'TPL'], 
$lang[
'PREVIEW']);
 
   19 echo backend::getTemplateBreadcrumbs(
$lang);
 
   20 echo
"</section><!-- Main content --> 
   21     <section class=\"content\">";
 
   26     <div 
class=
"box-body">
 
   27         <div 
class=
"col-md-10">
 
   28             <?php echo 
"<h4><i class=\"fa fa-eye\"></i>  $lang[PREVIEW] $lang[OF] <small>$host</small></h4>"; ?>
 
   30         <div 
class=
"col-md-2">
 
   31             <button 
class=
"btn btn-success pull-right" id=
"save" name=
"save" style=
"margin-top:2px;"><
i class=
"fa fa-check"></
i>&
nbsp;&
nbsp;<?php echo 
$lang[
'SAVE_SETTINGS']; ?></button>
 
   37 <div 
class=
"col-md-12">
 
   39     <div 
class=
"embed-responsive embed-responsive-4by3">
 
   40        <iframe 
id=
"preview" class=
"embed-responsive-item" src=
"../index.php"></iframe>
 
print $lang['FILEMAN_UPLOAD']
 
Backend class serves a few useful functions for the admin backend.
 
Mysqli database class; returns db connection object.
 
The language class - support multilingual backend.
 
The sys class - handles yawk's system core functions.
 
<!-- backend language -->< h3 >< i class="fa fa-language"></i > & nbsp