No-Library (pure JS), HTML, CSS, JavaScript
jQuery 2.1.3, HTML, CSS, JavaScript
jQuery 1.11.0, HTML, CSS, JavaScript
Pure CSS responsive triangles set to 50% base as described on http://codeitdown.com/pure-css-responsive-triangles
restricts entry to 2dp and formats value as uk cash
jQuery 1.7.1, HTML, CSS, JavaScript