//twitter
!function(d,s,id){
	var js,fjs=d.getElementsByTagName(s)[0],
		p=/^http:/.test(d.location)?'http':'https';
	if(!d.getElementById(id)){
		js=d.createElement(s);
		js.id=id;
		js.src=p+'://platform.twitter.com/widgets.js';
		fjs.parentNode.insertBefore(js,fjs);
	}
}(document, 'script', 'twitter-wjs');

//facebook
(function(d, s, id) {
  var js, fjs = d.getElementsByTagName(s)[0];
  if (d.getElementById(id)) return;
  js = d.createElement(s); js.id = id;
  js.src = "//connect.facebook.net/pt_BR/sdk.js#xfbml=1&version=v2.3";
  fjs.parentNode.insertBefore(js, fjs);
}(document, 'script', 'facebook-jssdk'));

//google
window.___gcfg = {lang: 'pt-BR'};
(function() {
var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
po.src = 'https://apis.google.com/js/plusone.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
})();