From: "Saved by Windows Internet Explorer 10"
Subject: Postfix Notation Calculator
Date: Sun, 2 Oct 2011 12:29:32 +0200
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Postfix Notation Calculator
#### Postfix Notation Calculator

This Chouckulator(tm)-brand calculator uses postfix notation, and =
works a=20
little differently from calculators you may have used. Suppose you want =
to add=20
two numbers. Enter the first number. Press "Enter." This commits the =
first=20
number into the calculator's memory. Then enter the second number. After =
that,=20
enter the type of operation (such as "+") that you wish to perform.=20

This is a sample of JavaScript in action. If you view the source, =
you'll see=20
that a number of functions, written in JavaScript, are located in the =
header of=20
this HTML file. These functions are used to perform various math and =
formatting=20
operations on the client machine.