Fixed bug with load event timing

src/contentScript.js

 		}
 	});
 
+	console.log("Commencing vigilance for stickies!");
 	observer.observe(document.querySelector("html"), {
 		attributes: true, 
 		childList: true, 
 /******************/
 
 function initialize() {
-	chrome.storage.sync.get([ "matchingPatterns", "exclusionPatterns", "mode" ],
-	(result) => {
+	chrome.storage.sync.get([ "matchingPatterns", "exclusionPatterns", "mode" ], (result) => {
 		let shouldKillSticky = checkForShouldKillSticky(result);
 		updateIcon(shouldKillSticky);
 		if (shouldKillSticky) {
 			startConstantVigilance();
-			window.onload = () => {
+			if (document.readyState == "loading") {
+				document.addEventListener("DOMContentLoaded", () => {
+					killSticky();
+				});
+			} else {
 				killSticky();
 			}
 		}