changes in my tube site (1790707)

I am running a tube site [login to view URL] i buy script from [login to view URL] AVS 2.1 script i need few changes in my website [login to view URL] are not working properly need to fix them 2. add new logo [login to view URL] powered by AVS [login to view URL] i share my website link i do not see any thumbnail add thumnail when i share anything on facebook. [login to view URL] an image with each category [login to view URL] links of othersites so i can promote them example is at [login to view URL] 7. need more space for ads