I have a website in my system. I am able to access but other systems which are there in my LAN not able to access that website. p.s. They are able to access my shared folders. I think problem with only using http. Anybody please help? We are using windows 7
You will have to enable HTTP in your firewall.
Do this by going to Control Panel » Windows Firewall » Allow a program or feature through Windows Firewall.