browser_dimensions.js

/**
Gets the widths and height of a browser
@Return (Width, Height)
**/
function getDimensions()
{
   var element = document.documentElement,
       body = document.body,
       width = window.innerWidth || element.clientWidth || body.clientWidth,
       height = window.innerHeight || element.clientHeight || body.clientHeight;
  return [width, height]
}