Professor's Coding Corner
Coding tutorials and snippets of javascript and perl -- clearly written tutorials in intelligible language. The use of HTML, CSS, Javascript and Perl in website design.

Code Snippets | Professor's Coding Corner
Code snippets; clearly written in intelligible language. HTML, CSS, Javascript and Perl, as used in website design.

Tutorials | Professor's Coding Corner
Tutorials are clearly written in intelligible language. HTML, CSS, Javascript and Perl, as used in website design.

HTML / CSS: Resources | Professor's Coding Corner
Resources for HTML and CSS: tutorials, books, official documentation, and a quick reference.

Javascript / DOM: Resources | Professor's Coding Corner
Resources for Javascript and the DOM: tutorials, books, official documentation, and a quick reference.

Perl: Resources | Professor's Coding Corner
Resources for Perl: tutorials, books, official documentation, and a quick reference.

Webmaster Tools | Professor's Coding Corner
Suggestions for tools to use in authoring webpages, including our recommended web host, FTP client, and text editor.

Webmaster Resources / Links | Professor's Coding Corner
Links to other resources of interest to webmasters: our sister sites, and other websites on coding.

Contact Page | Professor's Coding Corner
Contact Form, Mailing Address, MailTo Link

Legal Page | Professor's Coding Corner
Privacy Policy, Compensation Disclosure, and Disclaimer

Form Field Required Alert Box | Professor's Coding Corner
How to use a Javascript alert box as a reminder that an email form field is required.

Table Rows with Alternating Colors | Professor's Coding Corner
Perl code snippet: print table rows in alternating colors from within a loop. Perl code is clearly explained and documented.

Track Hits from Incoming Links | Professor's Coding Corner
Perl code snippet: keep track of hits from reciprocal links to your website. Perl code is clearly explained and documented.

Stop Spambots from Grabbing your Email Address | Professor's Coding Corner
Protect your email address from being harvested by spam bots. Javascript code snippet for adding your mailto link, so it's not visible in your webpage source code.

Overlay Box - Instead of Popups | Professor's Coding Corner
Many people use popup blockers when browsing the web. Here is a javascript code snippet which uses an overlay box in the same window, instead of a new popup window.

Form Submission - No Double-click Possible | Professor's Coding Corner
You don't have to worry about someone clicking your form submit button more than once. This code snippet solves the double click problem automatically.

Update Dates Automatically | Professor's Coding Corner
Simple javascript code that will save you the hassle of having to update your copyright date each year by hand. Also scripts for current or last modified date.

Time / Standard or Daylight | Professor's Coding Corner
Javascript code snippet: standard or daylight time - fills in the central letter in the time zone designation automatically.

Same Window or New Window? | Professor's Coding Corner
The issue of whether an offsite link should be opened in the same window or in a new window is examined. A web standards-acceptable solution is presented for each option.

Mailto Scripts to Stop Spam Bots from Grabbing your Email Address | Professor's Coding Corner
Two new versions of the Mailto script to stop spambots from harvesting email addresses. Use when more than one email address is required on the same page.

Enlarge Thumbnails When Hovered Over - Without Using Javascript | Professor's Coding Corner
Enlarge a thumbnail when you mouse over it, without using javascript - only HTML and CSS.

Mistakes Frequently-made in Perl | Professor's Coding Corner
Do you waste time looking for where you went wrong when your Perl script bombs? Here's a list of 8 common misakes, with the error messages produced by each.

Keywords - Double them for Image Links | Professor's Coding Corner
HTML tutorial: Here's a nifty way to double the keywords used in your image links, which will also improve your website's accessibility.

Escape sequences in Perl | Professor's Coding Corner
Tutorial on escape sequences in Perl that affect what is output to the browser -- when and how to use them, and some common mistakes.

Accessibility - 11 Checkpoints | Professor's Coding Corner
Make sure your website can be used by people with disabilities. Here is a checklist of 11 things to look for when assessing your website's accessibility.

Why and How to Cloak Affiliate Links
6 advantages of cloaking affiliate links. And 7 methods of masking them, with advantages and disadvantages for each.

The Cloaker Buzz Technique For Cloaking Affiliate Links
How to use the Cloaker Buzz technique of cloaking links, if Windows 10 will not accept the CloakerBuzz.exe file.