CpSc 217 - Structured and Dynamic Web Programmings

Start a new web page

• Put some text on the page. Make sure it includes your name.
• Place two buttons on the page: Next and Automate
• Place one text box on the page labeled seconds
• In the head section, create a new array in javascript of size 12 called colors
• Select 12 different colors and set the elements of the array to these

• Write a function named pick that randomly generates a number from 0 to 11
• Write a function named nextone that calls pick, then changes the background color of the page to the color associated with the array element returned by pick.
• Add an onclick to the Next button to call nextone
• Test and debug your code
• Part 0

• Write a recursive function called automate that changes the background color every second.
• Add an onclick to the Automate button that calls this function
• Part 1

• Use the value of the text box labeled microseconds so that the user can select the time between background color changes
• Part 2

• Write a function to clear the Timeout
• Part 3