Objective

To practice JavaScript I/O, expressions, and conditionals.

Specifications

Write a JavaScript program for each of the problems below.  You should also use good variable names and good indentation.

1. Write a program that asks the user for a password value (e.g., treasure) and then opens a window with the web page http://www.freejavascriptgames.info/ if the user provided the correct password; Otherwise your program will display the message "Invalid password".  You can open a new window using window.open(PUT WEB SITE HERE).  Name your program password.html

2. Write a program that reads the radius of a circle and computes its area. Name your program circle.html

3. Write a program that determines whether a person can see a movie at a movie theater.   Your program will read the age of the person, and the rating associated with the movie (“PG” or “R”).  The admittance rules are: 

• Any person 18-year-old or older can see any movie.

• Any person under 18 can only see a “PG” movie.

Your program must print a message "You can see the movie" if the person is allowed to see the movie and

"You cannot see the movie", otherwise.

          Name your program movie.html

Grading

• (30 pts) Program #1
• (30 pts) Program #2
• (40 pts) Program #3

Requirements   

• Do not post your project in a web site (people will see your code).
• Make sure you run your program using Firefox 2.0 (that is the environment we will use to grade your project).

Submission

To submit your project e-mail the html files as attachments in a single e-mail message to costerho@umd.edu    Use as subject "Passport Beginner Project #3" and make sure you write your name on the message.