console.log() override to display messages in a frontend element instead.

javascript_override_console_log.js

// Override console log to show messages on frontend. Useful for debugging on mobile (where console is unavailable).
// 
// Example HTML: 
// 
//       <div id="log"></div>
// 
// Source: https://stackoverflow.com/a/20256785

(function () {
var old = console.log;
var logger = document.getElementById('log');
console.log = function (message) {
    if (typeof message == 'object') {
        logger.innerHTML += (JSON && JSON.stringify ? JSON.stringify(message) : message) + '<br />';
    } else {
        logger.innerHTML += message + '<br />';
    }
}
})();