device_and_browser_checker.coffee

device = navigator.userAgent.toLowerCase()

Mac = device.match(/(mac)/)
Windows = device.match(/(windows)/)

iPhone = device.match(/(iphone|ipod)/)
iPad = device.match(/(ipad)/)
iOS = device.match(/(iphone|ipad|ipod)/)

android = device.match(/(android)/)

Chrome =  device.match(/(chrome)/)
Safari = device.match(/(safari)/) and not device.match(/(chrome)/) and not device.match(/(iphone|ipad|ipod)/) and not device.match(/(android)/)

Firefox = device.match(/(firefox)/)
Opera = device.match(/(opera)/)

ie10 = device.match(/(msie\ 10\.0)/)
ie9 = device.match(/(msie\ 9\.0)/)
ie8 = device.match(/(msie\ 8\.0)/)
ie7 = device.match(/(msie\ 7\.0)/)
ie6= device.match(/(msie\ 6\.0)/)


#debug
alert device

if Safari
  alert 'Safari'
if Chrome
  alert 'Chrome'
if Opera
  alert 'Opera'
if Firefox
  alert 'Firefox'
if iPhone
  alert 'iPhone'
if iPad
  alert 'iPad'
if iOS
  alert 'iOS'
if android
  alert 'android'
if ie10
  alert 'IE10'
if ie9
  alert 'IE9'
if ie8
  alert 'IE8'
if ie7
  alert 'IE7'
if ie6
  alert 'IE6'
if Mac
  alert 'Mac'
if Windows
  alert 'windows'