Fixed a bug in app.inc.php that appears when the logo variable is not set.

tbrehm

2008-10-26 9d0fdebe1f61fa636fdefd9327756d5170d6b08c

 interface/lib/app.inc.php

@@ -164,7 +164,7 @@
      $this->tpl->setVar('theme', $_SESSION['s']['theme']);
      $this->tpl->setVar('phpsessid', session_id());
      $this->tpl->setVar('html_content_encoding', $this->_conf['html_content_encoding']);
      if($this->_conf['logo'] != '' && @is_file($this->_conf['logo'])){
      if(isset($this->_conf['logo']) && $this->_conf['logo'] != '' && @is_file($this->_conf['logo'])){
         $this->tpl->setVar('logo', '<img src="'.$this->_conf['logo'].'" border="0" alt="">');
      } else {
         $this->tpl->setVar('logo', '&nbsp;');