Small correction in js script

resources/views/wowa/show.blade.php

@@ -99,7 +99,7 @@
         w.value = w.value.replace(/\[|\]/g,'');
         w.select();
         document.execCommand("copy");
-        document.getElementById("p_weights_button").value = "Copied!";
+        document.getElementById("p_weights_button").innerHTML = "Copied!";
     });
 </script>
 @endsection