diff --git a/src/routes/graphs/+page.svelte b/src/routes/graphs/+page.svelte
index a85aa7ff7e10b8bfaadda74243777095c8d9d762..89817bf8401c0a9fe3430bdf7a1e05451a1deac5 100644
--- a/src/routes/graphs/+page.svelte
+++ b/src/routes/graphs/+page.svelte
@@ -1,4 +1,6 @@
 <script>
+    //Dummy Page
+
     import {Styles} from "@sveltestrap/sveltestrap";
     import { LayerCake, Svg } from 'layercake';
 
diff --git a/src/routes/logs/+page.svelte b/src/routes/logs/+page.svelte
index e0062cacd824460095ad313e4a6706f191121935..4882b2a6be2e1501a40100bc620007bc9acd95f5 100644
--- a/src/routes/logs/+page.svelte
+++ b/src/routes/logs/+page.svelte
@@ -1,4 +1,6 @@
 <script>
+    //Testpage to show logs
+
     import {Container, Styles, TabContent, TabPane} from "@sveltestrap/sveltestrap";
     import {onMount} from "svelte";
     let tabs = ["convergenceLoop", "calculatePolar","createMissionXML","empennageSizing","engineSizing","fuselageDesign","initialSizing","landingGearDesign","propulsionIntegration","wingDesign"]
diff --git a/src/routes/model/+page.svelte b/src/routes/model/+page.svelte
index da2b13137e55b6c8c0021cddde2468eeb5e613d9..5b66f26095e9fcb9eebfd22ddc603ebc83fb5f32 100644
--- a/src/routes/model/+page.svelte
+++ b/src/routes/model/+page.svelte
@@ -1,4 +1,6 @@
 <script lang="ts">
+    //Prototyp Page for a modular Simulationmodelpage
+
     import {
         Alert,
         Button,
@@ -14,12 +16,7 @@
     import {onMount} from "svelte";
     import InPlaceEdit from './InPlaceEdit.svelte';
 
-
-    let dropIndex: number | null = null;
-    let changed = false;
-    let open = false;
-    let saveAlert = false;
-
+    //Interface for Ui-elements in module settings and it's implementations
     interface SettingsUi {
         type: string;
         label: string;
@@ -96,15 +93,21 @@
         }
     }
 
+    //template for datatype of dictionaries, only to avoid errors in Typescript
     type dictionary = {
         [key: string]: any
     }
+
+    /*  Dictionary with information of the module
+     *  including the json response and the settings elements it needs to implement in the dom
+     */
     let modalModule: dictionary = {
         name: '',
         response: {},
         html: []
     }
 
+    //Class for a group of modules
     class group {
         name: string;
         loop: string = 'true';
@@ -117,21 +120,42 @@
         }
     }
 
+    //Index for drag and drop
+    let dropIndex: number | null = null;
+
+    //Flag for changes in simulationmodel by the user
+    let changed = false;
+
+    //Flag for Alarm which is invoked by changes
+    let saveAlert = false;
+
+    //Flag for changes in settingsmodal by the user
+    let modalChanged: boolean = false;
+
+    //Array of all the groups of the model
     let groups: group[] = [];
+
+    //Array of available modules to choose
     let modules: string[] = [];
+
+    //Variables and Methods for modals
+    let open:boolean = false;
+    let loopOpen: boolean = false;
     let modulesModalOpen: boolean = false;
     let modulesModalIndex: number;
-    let loopOpen: boolean = false;
-    let modalChanged: boolean = false;
     const toggle = () => (open = !open);
     const toggleModules = () => (modulesModalOpen = !modulesModalOpen);
     const toggleLoop = () => (loopOpen = !loopOpen);
 
     onMount(async () => {
+        await loadAvailableModules()
         await loadModel();
     })
 
-    async function loadModel() {
+    //Function for loading list of available modules from server
+    async function loadAvailableModules(){
+        //transitionally reading from convergenceloop_conf.xml
+        //TO-DO: replace with something more recent
         const res = await fetch("http://127.0.0.1:8000/convergence");
         const data = await res.json();
         modules = data["SetupSteps"];
@@ -140,9 +164,13 @@
         modules = modules.concat(data["SizingLoop"]);
         modules = Array.from(new Set(modules))
         modules.sort()
-        const res2 = await fetch("http://127.0.0.1:8000/modules");
-        const data2 = await res2.json();
-        groups = data2["groups"]
+    }
+
+    //Function for loading the recent saved model from server
+    async function loadModel() {
+        const res = await fetch("http://127.0.0.1:8000/modules");
+        const data = await res.json();
+        groups = data["groups"]
         changed = false;
         changed = changed;
         saveAlert = false;
@@ -153,6 +181,7 @@
         //dummy-Function
     }
 
+    //Function to save model on the server
     async function uploadModel() {
         const response = await fetch('http://127.0.0.1:8000/modules/update', {
             method: 'PUT',
@@ -168,7 +197,9 @@
         saveAlert = saveAlert;
     }
 
+    //Function for loading the selected settings xml config and show it on the DOM
     async function getModuleConf(module: string) {
+        //TO-DO: Implementation for editing xml files in an unknown format
         try {
             const res = await fetch(`http://127.0.0.1:8000/modules/${module}/config`);
             const data = await res.json();
@@ -194,10 +225,15 @@
         getModuleConf(item).catch(console.error);
         return (event: MouseEvent & { currentTarget: EventTarget & HTMLLIElement }) => {
             toggle();
+            loadAvailableModules().catch(console.error);
             getModuleConf(item).catch(console.error);
         };
     }
 
+    /*Parse json response to matching SettingsUi-Elements
+    * to potray it later in the DOM
+    * recursive Function
+    * */
     function generateHTML(json: dictionary) {
         Object.entries(json).forEach(([key, value]) => {
             if (value == null) {
@@ -235,6 +271,7 @@
         })
     }
 
+    //Save Settings of Module to Server
     async function uploadModuleConf() {
         const response = await fetch('http://127.0.0.1:8000/modules/config/update', {
             method: 'PUT',
@@ -248,21 +285,25 @@
         modalChanged = modalChanged;
     }
 
+    //Replacing underscores to space
     function formatLabel(label: string) {
         return label.replaceAll("_", " ")
     }
 
+    //check if the settings modal of a module changed
     function checkModalChanged() {
-        console.log("change")
         modalChanged = true;
         modalChanged = modalChanged;
     }
 
+    //reset settings of an module
     async function resetModuleConf() {
         const res = await fetch(`http://127.0.0.1:8000/modules/${modalModule.name}/config/reset`);
         getModuleConf(modalModule.name);
     }
 
+    //Methods for drag and drop of modules
+
     function dragStart(event: any, groupIndex: number, itemIndex: number) {
         const data = {groupIndex, itemIndex};
         event.dataTransfer.setData('text/plain', JSON.stringify(data));
@@ -288,6 +329,7 @@
         dropIndex = index;
     }
 
+    //update Page with new inputs
     function updateAll() {
         groups = groups;
         changed = true;
@@ -296,36 +338,43 @@
         changed = changed;
     }
 
+    //Makes new group and adding it to groups
     function addGroup() {
         groups.push(new group("group " + groups.length, 1))
         updateAll()
     }
 
+    //Adding a Module to a group
     function addModules(index: number, modulname: string) {
         groups.at(index)?.modules.push(modulname)
         updateAll()
     }
 
+    //Change name of a group
     function submitGrpName(field: number) {
         return ({detail}: { detail: string }) => {
             groups[field].name = detail;
         }
     }
 
+    //Clearing groups
     function clearModel() {
         groups = []
     }
 
+    //Deleting a group
     function deleteGroup(index: number) {
         groups.splice(index, 1);
         updateAll()
     }
 
+    //Deleting a model in a group
     function deleteModul(grpIndex: number, modulIndex: number) {
         groups.at(grpIndex)?.modules.splice(modulIndex, 1);
         updateAll()
     }
 
+    //Copy selected group
     function copyGroup(index: number) {
         const newGroup = new group("copy of " + groups[index].name, groups[index].loopsize);
         newGroup.modules = newGroup.modules.concat(groups[index].modules);
diff --git a/src/routes/reports/+page.svelte b/src/routes/reports/+page.svelte
index 795159c1743db6385b6b61c3e55e83ecf3d9b8ac..49c924a823737df499d38e4ce60507b519dfc647 100644
--- a/src/routes/reports/+page.svelte
+++ b/src/routes/reports/+page.svelte
@@ -1,4 +1,6 @@
 <script>
+    //Testpage to show html report outputs
+
     import {Container, Styles, TabContent, TabPane} from "@sveltestrap/sveltestrap";
     import {onMount} from "svelte";
 
diff --git a/src/routes/settings/+page.svelte b/src/routes/settings/+page.svelte
index de63aafa9a67e585f4cf5ba74b0bdf804c04fe69..85503ea5e5cb6c833eddd705d8d942fe5164943b 100644
--- a/src/routes/settings/+page.svelte
+++ b/src/routes/settings/+page.svelte
@@ -1,4 +1,6 @@
 <script lang="ts">
+    //Testpage to show possible look of a settingspage
+
     import {
         Button,
         ButtonGroup,