Interesting JavaScript forms (based on code kindly stolen from http://www.w3schools.com/js/js_examples.asp):
  1. The ASCII/Unicode code of the character equals
  2. degrees Celsius equals degrees Fahrenheit
  3. () units A are equal to () units B, given that one unit of A equals units B (using decimal digits for unit A, and decimal digits for unit B)
Normal Text/HTML/JavaScript

Escaped Text/HTML/JavaScript