JavaScript

JavaScript is NOT the same as Java. The syntax is similar but they are otherwise completely separate languages. JavaScript IS very similar to JScript - an attempt by Microsoft to avoid giving credit to Netscape during the browser wars.

• Escaping Special Characters
• Preventing Double Form Submission
• Protecting mailto links
• Confirming user actions
• Generating Random Numbers
• Building Menus using DHTML

JavaScript Cookies

• Using cookies to set Preferences
• Saving Form values using Cookies
• Retrieving values from Cookies

JavaScript Form Validation

Methods for validating user input in forms using JavaScript:

• Form Validation
• Form Validation: Passwords
• Form Validation: Date and Time
• Form Validation: Credit Cards and Dates

Using XMLHttpRequest (Ajax)

• Web Services using XMLHttpRequest (Ajax)
• Avoiding the Race Condition with Ajax
• Form Validation using XMLHttpRequest
• Recording Outbound Links using Ajax
• Using XMLHttpRequest to log JavaScript errors
• Making sure form values are unique using Ajax

DHTML Sorting

Now that the major players in the browser world have agreed on a DOM, we can finally start to do some useful things with DHTML. The following pages implement dynamic sorting of elements in an already-loaded HTML document:

• DHTML Bubble Sort
• DHTML Insertion Sort
• DHTML Shell Sort
• DHTML Quick Sort
• Advanced: DHTML Sorting Using OOP

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