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eng/js/include.js

@@ -0,0 +1,17 @@
+// include.js
+window.addEventListener('load', function() {
+    var allElements = document.getElementsByTagName('*');
+    Array.prototype.forEach.call(allElements, function(el) {
+        var includePath = el.dataset.includePath;
+        if (includePath) {
+            var xhttp = new XMLHttpRequest();
+            xhttp.onreadystatechange = function () {
+                if (this.readyState == 4 && this.status == 200) {
+                    el.outerHTML = this.responseText;
+                }
+            };
+            xhttp.open('GET', includePath, true);
+            xhttp.send();
+        }
+    });
+});