diff --git a/homepage/static/assets/js/mindflow.js b/homepage/static/assets/js/mindflow.js
index 37bbae9..9d33f8d 100644
--- a/homepage/static/assets/js/mindflow.js
+++ b/homepage/static/assets/js/mindflow.js
@@ -1,13 +1,12 @@
-const buttons = document.getElementsByTagName("button");
 const articles = document.getElementsByTagName("article");
 
 document.getElementById("filter").classList.remove("hidden");
 
-for (let i = 0; i < buttons.length; ++i)
-	if (buttons[i].name !== "")
-		buttons[i].addEventListener("click", e => {
-			for (let j = 0; j < articles.length; ++j)
-				if (articles[j].id.startsWith(e.target.name) || e.target.name === "all")
-					articles[j].classList.remove("hidden");
-				else
-					articles[j].classList.add("hidden"); });
\ No newline at end of file
+function filter(e) {
+	for (const a of articles)
+		a.classList.toggle("hidden",
+			!(e.target.name === "all" || a.id.startsWith(e.target.name)));
+}
+
+for (const b of document.getElementsByTagName("button"))
+	b.addEventListener("click", filter);
\ No newline at end of file