Thanks for the link, I didn't need to make it. All I did was find the Javascript function for it at their site and the form that went with it (I made some alterations to the form).
Code:
<!-- Begin
function mod(div,base) {
return Math.round(div - (Math.floor(div/base)*base));
}
function calcBmi() {
var w = document.bmi.weight.value * 1;
var HeightFeetInt = document.bmi.htf.value * 1;
var HeightInchesInt = document.bmi.hti.value * 1;
HeightFeetConvert = HeightFeetInt * 12;
h = HeightFeetConvert + HeightInchesInt;
displaybmi = (Math.round((w * 703) / (h * h)));
var rvalue = true;
if ( (w <= 35) || (w >= 500) || (h <= 48) || (h >= 120) ) {
alert ("Invalid data. Please check and re-enter!");
rvalue = false;
}
if (rvalue) {
if (HeightInchesInt > 11) {
reminderinches = mod(HeightInchesInt,12);
document.bmi.hti.value = reminderinches;
document.bmi.htf.value = HeightFeetInt +
((HeightInchesInt - reminderinches)/12);
document.bmi.answer.value = displaybmi;
}
if (displaybmi <19)
document.bmi.comment.value = "Underweight";
if (displaybmi >=19 && displaybmi <=25)
document.bmi.comment.value = "Desirable";
if (displaybmi >=26 && displaybmi <=29)
document.bmi.comment.value = "prone to health risks";
if (displaybmi >=30 && displaybmi <=40)
document.bmi.comment.value = "Obese";
if (displaybmi >40)
document.bmi.comment.value = "Extremely obese";
document.bmi.answer.value = displaybmi; }
return rvalue;
}
// End -->
HTML Code:
<form name="bmi">
<input type="text" name="weight">
<input type="text" name="htf">
<input type="text" name="hti">
<input name="button" type="button" onclick="calcBmi()" value="Calculate BMI">
<input type="text" name="answer">
<input type="text" name="comment">
</form>
If you need help implementing it, just ask!
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