Calendar stucks while selecting hours

Hello,

Using your great plugin. But now I’m using hours, the plugin gets stuck when you select an hour. I’ve followed the instructions and don’t think I’ve done something wrong.

Maybe you guys can see what’s wrong?

Here you’ll find the URL: http://vindicatverhuist.nl/nieuw/leden/paintball/

Thanks in advance,

Wessel van der Weide
-Netherlands

https://wordpress.org/plugins/booking-system/