diff --git a/edupage.user.js b/edupage.user.js
index 6a20a74..f71cbf6 100644
--- a/edupage.user.js
+++ b/edupage.user.js
@@ -1,7 +1,7 @@
 // ==UserScript==
 // @name         Edupage H4x
 // @namespace    https://brn.systems
-// @version      0.2.24
+// @version      0.2.25
 // @copyright    Can be found at https://git.brn.systems/BRNSystems/Userscripts
 // @description  Gives you a bit more options on EduPage, some are broken
 // @author       BRNSystems
@@ -219,20 +219,161 @@
             if (typeof unsafeWindow.barEncLink === 'function') {
                 unsafeWindow.barEncLink = modifiedbarEncLink;
                 //unsafeWindow.AscMobileAppVersion = "69420";
-                unsafeWindow.$j.post = function(url, data, success, dataType, eqav) {
+                unsafeWindow.$j.origPost = $j.post;
+
+                $j.post = function (url, data, success, dataType, eqav) {
                     if (!eqav) {
                         eqav = 1;
                     }
-                    if(data && data.length == 0) {
-                        data = {
-                            eqap: "dz:BcCBCAAAAAAgf+sD",
-                            eqacs: "16a63ef35cd7438a04662d53a0360ef2fb6c02e6",
-                            eqaz: 0,		
+            
+                    var url0 = url;
+                    var data0 = data;
+                    var success0 = success;
+                    var dataType0 = dataType;
+            
+                    url += (url.indexOf('?') >= 0 ? '&' : '?') + 'eqav=' + eqav + '&maxEqav=' + maxEqav;
+            
+                    var ret;
+            
+                    var wrongData = false;
+                    var doneFunc0 = [];
+                    var failFunc0 = [];
+                    var alwaysFunc0 = [];
+            
+                    if (eqav == maxEqav) {
+                        return $j.origPost(url, data, success, dataType);
+                    } else {
+                        var useZip = eqav % 2 == 1;
+            
+                        var cs = '';
+                        if (typeof data == "function") {
+                            cs = '';
+                            success = data;
+                        } else if (typeof data == 'string') {
+                            cs = data;
+                        } else if (isEmptyObject(data)) {
+                            cs = '';
+                        } else {
+                            cs = $j.param(data);
+                        }
+            
+                        var cs0 = '';
+                        if (useZip) {
+                            try {
+                                var encoder = new TextEncoder()
+                                var gz = new Zlib.RawDeflate(encoder.encode(cs));
+                                var compressed = gz.compress();
+                                var cs1 = '';
+            
+                                for (var i = 0; i < compressed.length; i += 10000) {
+                                    cs1 += String.fromCharCode.apply(null, compressed.subarray(i, i + 10000));
+                                }
+                                cs0 = 'dz:' + btoa(cs1);
+                            } catch (e) {
+                                cs0 = Base64.encode(cs, true);
+                            }
+                        } else {
+                            cs0 = Base64.encode(cs, true);
+                        }
+            
+                        var obj = {
+                            eqap: cs0,
+                            eqacs: sha1(cs0),
+                            eqaz: '0', // Always set eqaz to '0' for no encryption
+                        }
+            
+                        ret = $j.ajax({
+                            type: "POST",
+                            url: url,
+                            data: obj,
+                            success: function (data, textStatus, jqXHR) {
+                                if (!wrongData && success) {
+                                    success(data, textStatus, jqXHR);
+                                }
+                            },
+                            dataType: dataType,
+                            dataFilter: function (data, type) {
+                                if (data.substr(0, 5) == 'eqwd:') {
+                                    data = data.substr(5);
+                                    wrongData = true;
+                                }
+                                return data;
+                            },
+                            complete: function (jqXHR, status) {
+                                if (wrongData) {
+            
+                                    eqav++;
+                                    var ret2 = $j.post(url0, data0, success0, dataType0, eqav);
+                                    ret2.always(function (p1, p2, p3) {
+                                        executeFuncs(alwaysFunc0, p1, p2, p3);
+                                    });
+                                    ret2.fail(function (p1, p2, p3) {
+                                        executeFuncs(failFunc0, p1, p2, p3);
+                                    });
+                                    ret2.done(function (p1, p2, p3) {
+                                        executeFuncs(doneFunc0, p1, p2, p3);
+                                    });
+                                }
+                            }
+                        });
+                    }
+            
+                    ret.always0 = ret.always;
+                    ret.fail0 = ret.fail;
+                    ret.done0 = ret.done;
+            
+                    ret.done = function (doneFunc) {
+            
+                        doneFunc0.push(doneFunc);
+                        return ret.done0(function (p1, p2, p3) {
+                            if (!wrongData) {
+                                if (doneFunc) doneFunc(p1, p2, p3);
+                            }
+                        });
+            
+                    }
+            
+                    ret.fail = function (failFunc) {
+            
+                        failFunc0.push(failFunc);
+                        return ret.fail0(function (p1, p2, p3) {
+                            if (!wrongData) {
+                                if (failFunc) failFunc(p1, p2, p3);
+                            }
+                        });
+            
+                    }
+            
+                    ret.always = function (alwaysFunc) {
+            
+                        alwaysFunc0.push(alwaysFunc);
+                        return ret.always0(function (p1, p2, p3) {
+                            if (!wrongData) {
+                                if (alwaysFunc) alwaysFunc(p1, p2, p3);
+                            }
+                        });
+                    };
+            
+                    function executeFuncs(funcs, p1, p2, p3) {
+                        for (var i = 0; i < funcs.length; i++) {
+                            if (funcs[i]) {
+                                funcs[i](p1, p2, p3);
+                            }
                         }
                     }
-                    url += (url.indexOf('?') >= 0 ? '&' : '?')+'eqav='+eqav+'&maxEqav='+unsafeWindow.maxEqav;
-                    return $j.origPost(url, data, success, dataType);
+            
+                    return ret;
                 };
+            
+                // Function to check if an object is empty
+                function isEmptyObject(obj) {
+                    for (var prop in obj) {
+                        if (obj.hasOwnProperty(prop)) {
+                            return false;
+                        }
+                    }
+                    return true;
+                }
                 //MobileAppBridge.isActive = function() {	
                 //    return false;
                 //}