Yes, you can add extra camera frames to your W810i phone. Here are a few frames available in this website.
http://seworld.wetpaint.com/page/Cam...Available+here
To upload these files to your W810i phone, install a software called
XS++ v3.1 on your computer and follow these steps in this website.
http://seworld.wetpaint.com/page/Upl...+XS+%2B%2B+3.1
Also you can add a lot more things like enhance your camera driver and acoustic driver, use Flash menus et al. All you need is to know some knowledge about "flashing" your phone.
Hope this helps you.