[galaxy-dev] about apache2 proxy installation and integration with galaxy

Dear... can i get one simple apache2 proxy installation process for galaxy.. i tried to follow the instruction in http://wiki.g2.bx.psu.edu/Admin/Config/Apache%20Proxy is little bit tricky for me,cause i am new in galaxy as well as ubuntu. but i want it to install in ubuntu. hope i will get one step by step suggestion regards sabbir joy