New
Starts a new, empty wire file. The current wire file is deleted after you are given the option of saving any changes.
In all other modes, it behaves like Layouts > All Windows > All Windows 
, and displays the four standard modeling windows.
File New Options
Load Template Wire
Lets you load WIRE template file when you start a new scene. This is useful if you often use the same objects, such as lights, in each new file.
Template Wire File
Browse to the location of your the .wire file you want to use as a template.