Hello,I'm trying to use K2 in our large project and I have strange problem.I have installed Joomla 1.7 on my local server with hwdvideoshare for testing purposes.After few weeks I installed K2 to look how it will fit our needs, I imported Joomla content by a button in component control panel. K2 has import and shows categories and articles in backendI have published all modules and plugins.ACL for K2 component looks like this:http://awesomescreenshot.com/0eblkse7cattachment ACLpublic.pngsame for Super Users:http://awesomescreenshot.com/008lksg94attachment ACLsa.pngThis is the first strange thing :(Next, I made link "item edit form" in frontend menu.When I'm trying to edit any article from  'items' in backend, and when I'm trying to use button(item edit form) in frontend I can fill the form. " After while I want choose the category. When I do this page is going to reload, loads only white background and still loading. This leads to nowhere.Maybe these ACL from the top of this post influence to them?Reading it, you probably already know that this is my first time with K2.And yes, English is not my native language ... : (If something is unclear, please write what, and I will try to describe accurately ...