Examples

A Simple Form (Ex SimpleForm)	Multiline Input Area (Ex Area)
Radio Buttons (Ex RadioButton)	Check Boxes One,    Two (Ex CheckBoxes)
Pull-down Menu (Ex PullDown)	Option Grouping (Ex OptGroup)
Graphical Submit Buttions (Ex ImageInput)	Button for Submission (Ex Button)
File Uploading (Ex FileUpload)	Form with Accesskeys (Ex AccessKey)
Grouping Form Fields (Ex FieldSet)	Formatting Forms with HTML Table (Ex FormTable)
First Working Form (Ex Hello)	Joining A Club (Ex JoinClub)
Sending Image File (Ex ImageGet)

Figures

Form Processing	A Simple Form
A textarea	Radio Buttons
Checkboxes	A Pull-down Menu
Menu Option Grouping	File Uploading
Shopping Cart with Submit Buttons	Grouping Form Entries
Table-formatted Form	CGI Interface Data Flow
Form for Hello	Hello Response Page
Joining club.com	Membership Response Page

Hands-On Experiemnts

Perform experiments

Links

The Common Gateway Interface at NCSA
Beginner's Guide to CGI Scripting with Perl
CGI Made Really Easy
CGI 101
Perl/CGI Tutorial
Hypertext Transfer Protocol at W3C
HTTP Performance Overview
HTTP/1.1 Implementor's Forum HTTP/1.1 Protocol Specification (RFC 2616)