# I think it's javascript

**URL:** <https://forum.kirupa.com/t/i-think-its-javascript/48685>\
**Category:** web dev\
**Created:** [April 15, 2004, 8:01pm UTC](https://forum.kirupa.com/t/i-think-its-javascript/48685 "2004-04-15T20:01:39Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![dude9er](https://avatars.discourse-cdn.com/v4/letter/d/4af34b/32.png) [@dude9er](https://forum.kirupa.com/u/dude9er)\
**Post date:** [April 15, 2004, 8:01pm UTC](https://forum.kirupa.com/t/i-think-its-javascript/48685/1 "2004-04-15T20:01:39Z")

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does anyone know of a link or tutorial to do math calculations from input form a form that I think uses JS?

Here’s an example of what I’m looking to do.

[http://www.pamelamcgregor.com/mortgage.html](http://www.pamelamcgregor.com/mortgage.html)

Thanks in advance.