$string['configenableajax'] = 'This setting allows you to control the use of AJAX (advanced client/server interfaces using Javascript) across the whole site. With this setting enabled users can still make a choice in their profile, otherwise AJAX is disabled for everybody.';
$string['configenablecourserequests'] = 'This will allow any user to request a course be created.';
$string['configenableglobalsearch'] = 'This setting enables global text searching in resources and activities, it is not compatible with PHP 4.';
-$string['configenablehtmlpurifier'] = 'Use HTML Purifier instead of KSES for celaning of untrusted text. HTML Purifier is actively developed and is belived to be more secure, but it is more resource intensive. Expect minor visual differences in the resulting html code. Please note that embed and object tags can not be enabled, MathML tags and old lang tags are not supported. ';
+$string['configenablehtmlpurifier'] = 'Use HTML Purifier instead of KSES for cleaning of untrusted text. HTML Purifier is actively developed and is believed to be more secure, but it is more resource intensive. Expect minor visual differences in the resulting html code. Please note that embed and object tags can not be enabled, MathML tags and old lang tags are not supported. ';
$string['configenablerssfeeds'] = 'This switch will enable RSS feeds from across the site. To actually see any change you will need to enable RSS feeds in the individual modules too - go to the Modules settings under Admin Configuration.';
$string['configenablerssfeedsdisabled'] = 'It is not available because RSS feeds are disabled in all the Site. To enable them, go to the Variables settings under Admin Configuration.';
$string['configenablestats'] = 'If you choose \'yes\' here, Moodle\'s cronjob will process the logs and gather some statistics. Depending on the amount of traffic on your site, this can take awhile. If you enable this, you will be able to see some interesting graphs and statistics about each of your courses, or on a sitewide basis.';