Add powered by footer, set warn cookie using javascript, w3c validation

cas_server/static/cas_server/alert-version.js

@@ -1,27 +0,0 @@
-function alert_version(last_version){
-    jQuery(function( $ ){
-        $("#alert-version").click(function( e ){
-            e.preventDefault();
-            var date = new Date();
-            date.setTime(date.getTime()+(10*365*24*60*60*1000));
-            var expires = "; expires="+date.toGMTString();
-            document.cookie = "cas-alert-version=" + last_version + expires + "; path=/";
-        });
-
-        var nameEQ="cas-alert-version=";
-        var ca = document.cookie.split(";");
-        var value;
-        for(var i=0;i < ca.length;i++) {
-            var c = ca[i];
-            while(c.charAt(0) === " "){
-                c = c.substring(1,c.length);
-            }
-            if(c.indexOf(nameEQ) === 0){
-                value = c.substring(nameEQ.length,c.length);
-            }
-        }
-        if(value === last_version){
-            $("#alert-version").parent().hide();
-        }
-    });
-}

cas_server/static/cas_server/functions.js

@@ -0,0 +1,40 @@
+function createCookie(name, value, days) {
+    if (days) {
+        var date = new Date();
+        date.setTime(date.getTime()+(days*24*60*60*1000));
+        var expires = "; expires="+date.toGMTString();
+    }
+    else var expires = "";
+    document.cookie = name + "=" + value + expires + "; path=/";
+}
+
+function readCookie(name) {
+    var nameEQ = name + "=";
+    var ca = document.cookie.split(";");
+    for(var i=0;i < ca.length;i++) {
+        var c = ca[i];
+        while (c.charAt(0)==" "){
+            c = c.substring(1,c.length);
+        }
+        if (c.indexOf(nameEQ) == 0){
+            return c.substring(nameEQ.length,c.length);
+        }
+    }
+    return null;
+}
+
+function eraseCookie(name) {
+    createCookie(name,"",-1);
+}
+
+function alert_version(last_version){
+    jQuery(function( $ ){
+        $("#alert-version").click(function( e ){
+            e.preventDefault();
+            createCookie("cas-alert-version", last_version, 10*365)
+        });
+        if(readCookie("cas-alert-version") === last_version){
+            $("#alert-version").parent().hide();
+        }
+    });
+}

cas_server/static/cas_server/styles.css

@@ -1,6 +1,9 @@
+html, body {
+    height: 100%;
+}
 body {
   padding-top: 40px;
-  padding-bottom: 40px;
+  padding-bottom: 0px;
   background-color: #eee;
 }
 
@@ -41,6 +44,22 @@ body {
      width:110px;
 }
 
+/* Wrapper for page content to push down footer */
+#wrap {
+    min-height: 100%;
+    height: auto !important;
+    height: 100%;
+    /* Negative indent footer by it's height */
+    margin: 0 auto -40px;
+}
+#footer {
+    height: 40px;
+    text-align: center;
+}
+#footer p {
+  padding-top: 10px;
+}
+
 @media screen and (max-width: 680px) {
     #app-name {
         margin: 0;