Convert units from one to another. Simply choose the unit you want to use, type the value in the field next to it, and click the 'Convert' button.

This calculator code can quickly determine the Greatest Common Factor and Least Common Multiplier between two or three numbers.

This JavaScript enables you to set a fixed number of decimal places for an input number. It also provides error checking.

A function to sum input boxes and display in text rounded to two places with dollar sign. It also sends result with submit and has a reset.

Formats phone number to the standard (xxx)xxx-xxxx format. This JavaScript will first eliminate all non-numeral values and check to see whether the value is a valid 10 digit long phone number. If it is, the number is formatted with the parenthesis and the dash and returns the value to the phone number textbox. If less than 10 numbers, a blank value is returned and an error message shows up.

Use this JavaScript to calculate your BMI (Body Mass Index). Measurements are computed using the metric system. A perfect addition for a health Web site.

A calculator code with memory screen, built-in help screens, and new window function.

This is an example of using the Array() object's own sort method to randomize itself. Very simple and clean! Example of how to randomize an array.

Use this practical script to easily convert between the 7 most popular length units- centimeters, meters, kilometers, miles, inches, feet and yards. Simply enter a number, and let the script display the desired equivalents. Cool.

Enter an engine size in either field then CLICK OUTSIDE the box.