Atelier1.2 Not Found. Check the web server configurations.

I am having trouble configuring the environment in eclipse have download eclipse  for java script and web developers  followed the video but could not connect to the server I have my Apache server 7.0 added to the java environment and I can start and stop the server through eclipse IDE but when I fire atelier and add server I get the above error any help please .This is the first time I am trying to use the plug in through eclipse .Just in case There is another installation I need to do please advice but I am guessing something to do with atelier not seeing my configurations or permissions I am working on my machine please advice if there are permissions I need to grant