diff --git a/MAINTAINERS b/MAINTAINERS
index 32f7e22..f05f8cb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1,2 +1,2 @@
-idrinth
+Idrinth
 w20k
\ No newline at end of file
diff --git a/src/libs/matches-selector-polyfill.js b/src/libs/matches-selector-polyfill.js
new file mode 100644
index 0000000..bac5b8b
--- /dev/null
+++ b/src/libs/matches-selector-polyfill.js
@@ -0,0 +1,20 @@
+/**
+ * from https://developer.mozilla.org/de/docs/Web/API/Element/matches
+ */
+Element.prototype.matches =
+        Element.prototype.matches ||
+        Element.prototype.matchesSelector ||
+        Element.prototype.mozMatchesSelector ||
+        Element.prototype.msMatchesSelector ||
+        Element.prototype.oMatchesSelector ||
+        Element.prototype.webkitMatchesSelector ||
+        function ( s ) {
+            var matches = ( this.document || this.ownerDocument ).querySelectorAll ( s );
+            var i = matches.length;
+            while ( --i >= 0 ) {
+                if ( matches.item ( i ) === this ) {
+                    return true;
+                }
+            }
+            return false;
+        };
\ No newline at end of file
diff --git a/src/mods/core.js b/src/mods/core.js
index 166596f..ea50034 100644
--- a/src/mods/core.js
+++ b/src/mods/core.js
@@ -99,5 +99,48 @@ idrinth.core = {
     },
     confirm: function ( text, callback ) {
         idrinth.ui.buildModal ( 'Do you?', text, callback );
+    },
+    multibind: {
+        events: { },
+        add: function ( event, selector, method ) {
+            var bind = function ( event, selector, method ) {
+                idrinth.core.multibind.events[event] = idrinth.core.multibind.events[event] ? idrinth.core.multibind.events[event] : { };
+                idrinth.core.multibind.events[event][selector] = idrinth.core.multibind.events[event][selector] ? idrinth.core.multibind.events[event][selector] : [ ];
+                idrinth.core.multibind.events[event][selector].push ( method );
+            };
+            if ( idrinth.core.multibind.events[event] ) {
+                var attribute = 'idrinth.core.triggered(this,\'' + event + '\');';
+                //trying not to break all old code there
+                if ( idrinth.ui.body.getAttribute ( 'on' + event ) ) {
+                    attribute += idrinth.ui.body.getAttribute ( 'on' + event );
+                }
+                if ( idrinth.ui.body['on' + event] && typeof idrinth.ui.body['on' + event] === 'function' ) {
+                    bind ( event, 'body', idrinth.ui.body['on' + event] );
+                }
+                idrinth.ui.body.setAttribute ( 'on' + event, attribute );
+            }
+            bind ( event, selector, method );
+        },
+        triggered: function ( element, event ) {
+            var handleElement = function ( el, event, selector ) {
+                if ( !el ) {
+                    return;
+                }
+                for (var pos = 0; pos < idrinth.core.multibind.events[event][selector].length; pos++) {
+                    try {
+                        idrinth.core.multibind.events[event][selector][pos].bind ( el, event );
+                    } catch ( exception ) {
+                        idrinth.core.log ( exception.getMessage () );
+                    }
+                }
+            };
+            if ( idrinth.core.multibind.events[event] ) {
+                for (var selector in idrinth.core.multibind.events[event]) {
+                    if ( idrinth.core.multibind.events[event].hasOwnProperty ( selector ) ) {
+                        handleElement ( idrinth.ui.matchesCss ( element, selector ), event, selector );
+                    }
+                }
+            }
+        }
     }
 };
\ No newline at end of file
diff --git a/src/mods/land.js b/src/mods/land.js
index 5fbfb40..08cc75b 100644
--- a/src/mods/land.js
+++ b/src/mods/land.js
@@ -6,37 +6,47 @@ idrinth.land = {
                 return ( 10 + idrinth.settings.land[building] ) * idrinth.land.data[building].base;
             };
             var results = { };
-            var check = function ( checkElementFunc, building, factor, res, nextPrice ) {
-                for (var count = 0; count < checkElementFunc.length; count++) {
-                    if ( !checkElementFunc[count] ( building, factor, res, nextPrice ) ) {
-                        return res;
+            var applyResult = function ( res, factor, nextPrice ) {
+                idrinth.settings.land.gold = idrinth.settings.land.gold - nextPrice () * factor / 10;
+                results[res.key] = ( results[res.key] === undefined ? 0 : results[res.key] ) + factor;
+                idrinth.settings.land[res.key] = idrinth.settings.land[res.key] + factor;
+            };
+            var processBuildings = function ( checkElementFunc, factor, nextPrice ) {
+                var check = function ( checkElementFunc, building, factor, res, nextPrice ) {
+                    for (var count = 0; count < checkElementFunc.length; count++) {
+                        if ( !checkElementFunc[count] ( building, factor, res, nextPrice ) ) {
+                            return res;
+                        }
                     }
-                }
-                return  {
-                    min: nextPrice ( building ) / idrinth.land.data[building].perHour,
-                    key: building
+                    return  {
+                        min: nextPrice ( building ) / idrinth.land.data[building].perHour,
+                        key: building
+                    };
                 };
-            };
-            while ( idrinth.settings.land.gold >= 0 ) {
                 var res = {
                     key: null,
                     min: null
                 };
                 for (var building in idrinth.land.data) {
-                    res = check ( checkElementFunc, building, factor, res, nextPrice );
+                    if ( building && idrinth.land.data[building] && idrinth.land.data.hasOwnProperty ( building ) ) {
+                        res = check ( checkElementFunc, building, factor, res, nextPrice );
+                    }
                 }
+                return res;
+            };
+            while ( idrinth.settings.land.gold >= 0 ) {
+                var res = processBuildings ( checkElementFunc, factor, nextPrice );
                 if ( res.key === null ) {
                     return results;
                 }
-                idrinth.settings.land.gold = idrinth.settings.land.gold - ( 10 + idrinth.settings.land[res.key] ) * factor * idrinth.land.data[res.key].base / 10;
-                results[res.key] = ( results[res.key] === undefined ? 0 : results[res.key] ) + factor;
-                idrinth.settings.land[res.key] = idrinth.settings.land[res.key] + factor;
+                applyResult ( res, factor, nextPrice );
             }
+            idrinth.settings.save ();
             return results;
         };
         var getRequirements = function () {
             var bestPrice = function ( building, factor, res, nextPrice ) {
-                return res.min === null || nextPrice () / idrinth.land.data[building].perHour < res.min;
+                return res.min === null || nextPrice ( building ) / idrinth.land.data[building].perHour < res.min;
             };
             var useUp = function ( building, factor, res, nextPrice ) {
                 return nextPrice ( building ) * factor / 10 <= idrinth.settings.land.gold;
@@ -56,7 +66,7 @@ idrinth.land = {
             idrinth.settings.save ();
         };
         for (var key in idrinth.settings.land) {
-            idrinth.settings.land[key] = parseInt ( document.getElementById ( 'idrinth-land-' + key ).value, 10 );
+            idrinth.settings.change ( 'land-' + key, parseInt ( document.getElementById ( 'idrinth-land-' + key ).value, 10 ) );
         }
         var results = baseCalculator ( getRequirements () );
         if ( Object.keys ( results ).length === 0 ) {
diff --git a/src/mods/settings.js b/src/mods/settings.js
index 7c8f8a1..8e99120 100644
--- a/src/mods/settings.js
+++ b/src/mods/settings.js
@@ -40,9 +40,9 @@ idrinth.settings = {
         var store = function ( prefix, list, store ) {
             for (var key in list) {
                 if ( list.hasOwnProperty ( key ) && typeof list[key] !== 'object' && typeof list[key] !== 'function' ) {
-                    window.localStorage.setItem ( prefix + key, idrinth.settings[key] );
+                    window.localStorage.setItem ( prefix + key, list[key] );
                 } else if ( list.hasOwnProperty ( key ) && typeof list[key] === 'object' ) {
-                    save ( prefix + key + '-', list[key], store );
+                    store ( prefix + key + '-', list[key], store );
                 }
             }
         };
diff --git a/src/mods/ui.js b/src/mods/ui.js
index c4b7195..ad3dadf 100644
--- a/src/mods/ui.js
+++ b/src/mods/ui.js
@@ -311,6 +311,14 @@ idrinth.ui = {
             idrinth.ui.setTooltipTimeout ();
         }
     },
+    matchesCss: function ( element, selector ) {
+        while ( element && element !== document ) {
+            if ( typeof element.matches === 'function' && element.matches ( selector ) ) {
+                return element;
+            }
+            element = element.parentNode
+        }
+    },
     setTooltipTimeout: function () {
         idrinth.ui.tooltipTO = window.setTimeout ( idrinth.ui.hideTooltip, idrinth.settings.timeout ? idrinth.settings.timeout : 5000 );
     },
@@ -355,12 +363,13 @@ idrinth.ui = {
         'use strict';
         var handleFrame = function ( parent ) {
             var frame = parent.getElementsByTagName ( 'iframe' )[0];
-            frame.setAttribute ( 'src', ( frame.getAttribute ( 'src' ) ).replace ( /&ir=.*/, '' ) + '&ir=' + Math.random () );
+            var src = ( frame.getAttribute ( 'src' ) ).replace ( /&ir=.*/, '' );
+            frame.setAttribute ( 'src', src + ( src.indexOf ( '?' ) > -1 ? '&' : '?' ) + 'ir=' + Math.random () );
         };
         try {
             if ( idrinth.platform === 'kongregate' ) {
                 window.activateGame ( );
-            } else if ( idrinth.platform === 'dawnofthedragons' ) {
+            } else if ( idrinth.platform === 'facebook'/*'dawnofthedragons'*/ ) {
                 handleFrame ( document );
             } else if ( idrinth.platform === 'newgrounds' ) {
                 handleFrame ( document.getElementById ( 'iframe_embed' ) );
@@ -568,7 +577,7 @@ idrinth.ui = {
                             name: 'windows',
                             rType: '#input',
                             type: 'number',
-                            platforms: [ 'dawnofthedragons' ],
+                            platforms: [ 'dawnofthedragons', 'facebook' ],
                             label: 'Maximum Popups/Frames for joining raids'
                         }, {
                             name: 'alarmTime',
@@ -812,4 +821,4 @@ idrinth.ui = {
         } ) );
         build ();
     }
-};
\ No newline at end of file
+};
diff --git a/src/stable.js b/src/stable.js
index 5c0e529..247b698 100644
--- a/src/stable.js
+++ b/src/stable.js
@@ -93,7 +93,7 @@ var idrinth = {
         idrinth.ui.removeElement ( 'idrinth-chat' );
         idrinth.ui.removeElement ( 'idrinth-war' );
         var sc = document.createElement ( 'script' );
-        sc.setAttribute ( 'src', 'https://dotd.idrinth.de/static/userscript/' + Math.random () + '/' );
+        sc.setAttribute ( 'src', 'https://dotd.idrinth.de/static/userscript/###RELOAD-VERSION###/' + Math.random () + '/' );
         document.getElementsByTagName ( 'body' )[0].appendChild ( sc );
         window.setTimeout ( function () {
             idrinth = { };