roundcubemail/plugins/enigma/lib/enigma_ui.php
function add_css()
    {
        if ($this->css_loaded) {
            return;
        }

        $skin_path = $this->enigma->local_skin_path();
        $this->enigma->include_stylesheet("$skin_path/enigma.css");
        $this->css_loaded = true;
    }
function add_css()
    {
        if ($this->css_loaded) {
            return;
        }

        $skin_path = $this->enigma->local_skin_path();
        $this->enigma->include_stylesheet("$skin_path/enigma.css");
        $this->css_loaded = true;
    }
function add_css ( ) { if ( $ this -> css_loaded ) { return ; } $ skin_path = $ this -> enigma -> local_skin_path ( ) ; $ this -> enigma -> include_stylesheet ( "$skin_path/enigma.css" ) ; $ this -> css_loaded = true ; }
Adds CSS style file to the page header.
Adds CSS style file to the page header .