Your first step is to create a project in the Force.com IDE.
If you have not started the Force.com IDE, bring up the environment by double-clicking the desktop icon. You may be prompted to select a workspace, as explained above.
Change the perspective to the Force.com perspective.
Navigate to File New Force.com Project, which will bring up a dialog like below.
Figure 137. Defining a Force.com project
You will be prompted for a Project Name, which must be unique within the workspace, as well ...