diff --git a/svg/default.js b/svg/default.js
index 0ad651b35..27da2a695 100644
--- a/svg/default.js
+++ b/svg/default.js
@@ -28,11 +28,11 @@ function main() {
   });
 
   links.forEach(link => {
+    let name1 = link.classList[1];
+    let name2 = link.classList[2];
+
     if (elemsMap[name1]) {
       if (elemsMap[name2]) {
-        let name1 = link.classList[1];
-        let name2 = link.classList[2];
-
         let elem1 = elemsMap[name1];
         let elem2 = elemsMap[name2];
 
@@ -107,4 +107,4 @@ function main() {
 
 document.addEventListener('DOMContentLoaded', (event) => {
   main();
-});
\ No newline at end of file
+});