diff --git a/js/headfoot.js b/js/headfoot.js
index befd4c61047f298321f4106dacb3dbf07355b965..0611e00bb4fe40c8cc21df9d679ac7e07aba6da5 100755
--- a/js/headfoot.js
+++ b/js/headfoot.js
@@ -48,18 +48,6 @@ function head() {
     navheader.id = "header";
     navheader.classList.add("clear");
 
-    // disclaimer
-    let alertdiv = document.createElement("div");
-    alertdiv.classList.add("alert", "alert-danger", "alert-dismissible", "fade", "show");
-    alertdiv.style = "text-align:center;";
-    alertdiv.innerHTML="<strong>Disclaimer</strong> This website is under construction and in prototype-phase. It is not for public use."
-    let alertbutton = document.createElement("button");
-    alertbutton.type = "button";
-    alertbutton.classList.add("close");
-    alertbutton.setAttribute("data-dismiss", "alert");
-    alertbutton.innerHTML = "&times;";
-    prependChild(alertdiv, alertbutton);
-
     // navigation header
     let navbar = document.createElement("nav");
     navbar.classList.add("navbar", "navbar-expand-md", "navbar-light");