Problem solved! This is the solution I found Thanks to ScottGu's Blog.
I quote the main thing:
when opened a web-site and run the project, VWD launch and run the built-in web-server using a virtual app path that equals the project’s root directory name. For example: if you have a project named “Foo”, it will launch and run in the built-in web-server as http://localhost:1234/Foo/Default.aspx.
One downside to this is that it makes it hard to fully qualify things like static CSS and image files within your site (for example: using root qualified paths like /images/myphoto.jpg or /css/mycss.css). Note that you can use the “~” app path trick for dynamic resources – but static resources still end up being a pain (js, css, images files.) (This was my issue)
Here is the guy entire post: Click Here
Here is the main solution:
1) Using the solution explorer within Visual Studio, select the web-site project node, (the one with the World icon)
2) There is a properties named "Virtual path" at the bottom. Change the "virtual path" setting it to /
to run as a root web-site.
And that's it, setting up the /
I can manage my files easily.