window.fbAsyncInit = function() { FB.init({appId: “”, status: true, cookie: true, xfbml: true}); }; (function() { var e = document.createElement(“script”); e.async = true; e.src = document.location.protocol + “//connect.facebook.net/en_US/all.js”; document.getElementById(“fb-root”).appendChild(e); }()); i am constructing a solar water heater now as one of the requisites in our curriculum and I’m wondering what is the cheapest way of constructing … Continue reading