//console.log("hello") if(document.getElementById("cnblogs_post_body") != null) { var content = document.getElementById("cnblogs_post_body").textContent; console.log(content); if(content.indexOf("https://gist") == 0) { var xhr = new XMLHttpRequest(); xhr.open("GET", content, true); xhr.onreadystatechange = function() { if (xhr.readyState == 4) { console.log("content:" + xhr.responseText); document.getElementById("cnblogs_post_body").innerHTML = xhr.responseText; } } xhr.send(); } }