bunch o' tresh

static/js/thanks-webkit.js

@@ -0,0 +1,21 @@
+// Detect if we can have crucial functionality (ie. custom elements call constructors).
+// This doesn't seem to happen in Epiphany, and possibly also other Webkit-based browsers.
+let works = false;
+class WebkitMoment extends HTMLLIElement {
+    constructor() {
+        super();
+        works = true;
+    }
+}
+
+customElements.define("th-webkit-moment", WebkitMoment, { extends: "li" });
+
+let willItWorkOrWillItNot = document.createElement("div");
+willItWorkOrWillItNot.innerHTML = `<li is="th-webkit-moment"></li>`;
+
+// If my takeoff fails
+// tell my mother I'm sorry
+let box = document.getElementById("webkit-makes-me-go-insane");
+if (!works) {
+    box.style = "display: block";
+}