Beat Counter
A manual Beats per Minute (BPM) counter for DJs. Counts the beats-per-minute of a song by tapping a key or the mouse to the beat of a song. Simply click on the page to start the time then tap any key to the beat. Cool!

Binary Converter
Computers read and store the decimal numbers we see everyday (1, 5, 10, 100, etc.) as binary numbers, a number of just 1's and 0's. All that you do is enter the decimal number and the script will output the binary equivalent! It is a binary converter!

Body Calculator
I like this script because it uses some very ingenious JavaScripting techniques. into the process, it analyzses a persons information (sex, height, weight) and responds with a comment message.

Body Mass Index
Just enter your height and your weight, and JavaScript can use a formula created by the Panel on Energy, Obesity, and Body Weight Standards to figure out your Body Mass Index. This index classifies you into one of several categories, from underweight to desirable to obese.

Bubble Sort
Sorts using the bubbleSort method. Simply enter a list of numbers into the text box and click sort.

Calorie Calculator
JavaScript can help you figure how many calories you have burned.

Circle Solver
Can't remember the formulas for the other two parts of a circle (area, diameter, or circumference) when you only know one? To the rescue is Circle Solver. Enter the circle area, diameter, or circumference and it will solve for the other two! Great!

Circumference Calculator
JavaScript can help you figure the circumference of a circle when you enter the radius.

Compound Interest
Use JavaScript to calculate compund interest. Warns about doubtful data.

Cosine Calculator
Enter the adjacent and hypotenuse angle values and JavaScript will solve the cosine angle for you. Neat!

Date Difference
Enter two dates (including the time!) and this script will display the number of weeks, days, hours, minutes, and seconds between the two. The seconds field is optional, too. For an example, try entering your birthdate and compare it to today's date.

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