<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Created by: Bob Mason :: http://www.omega-cottage.co.uk/WLS -->
<!-- Begin
function  calculateBMI() {
  var weight = eval(document.getElementById('form').weight.value)
  var height = eval(document.getElementById('form').height.value)
  var height2 = height / 100
  var BMI = weight  / (height2 * height2)
  document.getElementById('form').BodyMassIndex.value=custRound(BMI,1);
}

function custRound(x,places) {
  return (Math.round(x*Math.pow(10,places)))/Math.pow(10,places)
}
// End -->