You can use the internal browser to view your work before publishing, start the browser via ALT+F11.

The browser supports various browser resolutions (not shown here), which allows you to see the end result of you work in different resolutions

*NOTE:*, viewing ASP files can cause errors or will not be displayed properly when viewed from your local drive, ASPEdit detects when you want to view a asp file and will ask you to view it via your local webserver (if installed), or via direct file access.