ho hum more rewriting stuff

www/assets/js/data.js

@@ -70,3 +70,28 @@ var Rank = {
     Owner: 10,
     Siteadmin: 255
 };
+
+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);
+}