I'd like to add this code to Joomla position for footer © <?php $startyear $curyear echo $startyear . (($startyear ! '-' . $curyear : '');?> www.example.com but when I...

Hello, in Themler (Joomla) I inserted a HTML element and edit the text in the ribbon with the following content : <?php echo ("hallo");?> Wher I reopen the edit field I see that's...