Here is a simple procedure to learn how to apply Open Browser Window In Dreamweaver (On click)

1. Take a new document
2. Type any text or insert any image
3. Give Hyperlink as "#" (# stds for dummy link)
4. Go to WINDOW MENU from menu bar >> Select option called "BEHAVIORS"
5. BEHAVIORS pallet will be displayed on rightside.
6. Select '+' mark and choose >> Open Browser Window.
7. Open Browser Window dialogbox will be displayed.
8. Make changes as requried in dialogbox PRESS OK.