Javascript error in Hot Potatoes JQuiz caused by unescaped apostrophe

apostrophe's are not correctly escaped in strings which are used in Hot Potatoes quizzes, for example the "PleaseEnter" string in JQuiz.

Following thread has an actual example:

• http://moodle.org/mod/forum/discuss.php?d=160464

I checked to get a list of all strings used in JavaScript and made sure they are all escaped, and also encoded as JavaScript unicode, e.g. \u0099