1 files changed, 6 insertions, 5 deletions

diff --git a/main.js b/main.js
index 93edd14..9840746 100644
--- a/main.js
+++ b/main.js
@@ -483,12 +483,12 @@ if (window.location === window.parent.location) {
     };
 
     /* de-obfuscate email address */
-    const MAILTO = 'mailto:';
     const CLASSNAME = 'email-address-b64';
+    const ATTRNAME = 'data-mailto-b64';
     for (const a of panel.getElementsByClassName(CLASSNAME)) {
-      if (a.tagName.toLowerCase() === 'a' && a.href.toLowerCase().startsWith(MAILTO)) {
-        let href = MAILTO;
-        for (const part of a.href.substr(MAILTO.length).split(/\s+/)) {
+      if (a.tagName.toLowerCase() === 'a' && a.hasAttribute(ATTRNAME)) {
+        let href = 'mailto:';
+        for (const part of a.getAttribute(ATTRNAME).split(/\s+/)) {
           switch (part) {
             case '__AT__':
               href += '@';
@@ -500,8 +500,9 @@ if (window.location === window.parent.location) {
               href += atob(part);
           }
         }
-        a.href = href;
         a.classList.remove(CLASSNAME);
+        a.removeAttribute(ATTRNAME);
+        a.href = href;
       }
     }