Line 98: if( hasWebGL === false || hasWebRTC === false ) return; But that line is not in the body of a function. What it looks like the author meant to do is

Line 98: if( hasWebGL === false || hasWebRTC === false ) return; But that line is not in the body of a function. What it looks like the author meant to do is have an if/else block to check if your current browser has WebGL AND WebRTC. http://caniuse.com/#search=webgl http://caniuse.com/#search=webgl http://en.wikipedia.org/wiki/WebRTC#Browsers http://en.wikipedia.org/wiki/WebRTC#Browsers