few problems that i face

hiiii i am new to blogging also don't know much about css please try to solve my some problems.my site is http://www.untoldreality.com/ 1.recently i change sidebar position for differnet pages but because of it my footer width also change how to fix it to full page. 2. i want to change the postion of my site title and search box. site title to the top left corner and search box to the top right corner(above the two social icons that appears on my site) 3.how to put the two ads in equal positons that shown in this page http://www.untoldreality.com/great-deals/ (i want to add a seperate deal page but problem with positioning.the postion of left and right ads are not same ) 4.how can i show different ads for every different page and post according to material.i don't want to show same ads on every page or post. 5.how to remove the big grey line above the footer area. thanks if you answer the all my questions.