Added ids to crypto addresses and saved them as variables in JavaScript

app.js

@@ -1,3 +1,6 @@
+//
+// Smooth scrolling when opening and closing the details element for value block
+//
 // Set expanded value block to a variable
 const valueBlock = document.getElementById("value-expanded");
 const bodyTop = document.getElementById("top");
@@ -12,3 +15,11 @@ document.querySelector('.value-block').addEventListener('toggle', function() {
     bodyTop.scrollIntoView({ behavior: "smooth" });
  }
 });
+
+//
+// Copy crypto wallet addresses to clipboard when clicked
+//
+
+const btcadd = document.getElementById("btcwall").textContent;;
+const ethadd = document.getElementById("ethwall").textContent;;
+const dogeadd = document.getElementById("dogewall").textContent;;