Fix PHP Website Bugs -- 2

Hello, My Website is based on PHP Codeigniter framework I want to get all bugs fixed Let me explain about my website It's an tube website, where all videos are embedded from [login to view URL] in a form of template that it's mobile version of videos is different and desktop version is different too Things I need to get fixed 1. On homepage right hand side, their are ads, but when we play any video, their is blank space on right hand side, but ads are not shown 2. I don't know how to access admin panel as I need to add categories and 1-2 pages 3. On Homepage their are no videos, but in categories their are lot of videos shown I need to add videos on homepage also 4. and just you need to fix embedding code, Automatically all videos are embedded from [login to view URL] but I want to embed some specific code too in videos only, I'll explain that I guess this a minor project and can be done in $20 Thanks