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.

This is a different script to make a advance calculator code with helper on the we page.

One more calculator code for use with higher math functions that includes extended capabilities. One of the advantages of this calculator code is a simple input format even for the most complicated scientific formulas.

An order form which utilizes checkboxes and radio buttons for making a selection. The checkbox only allows one quantity of any item to be ordered, while the radio button only allows for one item within a defined group to be ordered. Script updates the order total as the visitor makes his/her selections, also note that the order total can not be manually altered by the visitor. Works in MSIE and Opera.