1 files changed, 28 insertions, 0 deletions
diff --git a/src/js/includehtml.js b/src/js/includehtml.js
new file mode 100644
index 00000000..7b00285f
--- /dev/null
+++ b/src/js/includehtml.js
@@ -0,0 +1,28 @@
+function includeHTML() {
+  var z, i, elmnt, file, xhttp;
+  /*loop through a collection of all HTML elements:*/
+  z = document.getElementsByTagName("*");
+  for (i = 0; i < z.length; i++) {
+    elmnt = z[i];
+    /*search for elements with a certain atrribute:*/
+    file = elmnt.getAttribute("include-html");
+    if (file) {
+      /*make an HTTP request using the attribute value as the file name:*/
+      xhttp = new XMLHttpRequest();
+      xhttp.onreadystatechange = function() {
+        if (this.readyState == 4) {
+          if (this.status == 200) {elmnt.innerHTML = this.responseText;}
+          if (this.status == 404) {elmnt.innerHTML = "Page not found.";}
+          /*remove the attribute, and call this function once more:*/
+          elmnt.removeAttribute("include-html");
+          includeHTML();
+        }
+      }      
+      xhttp.open("GET", file, true);
+      xhttp.send();
+      /*exit the function:*/
+      return;
+    }
+  }
+};
+