diff --git a/crosschain/provider.js b/crosschain/provider.js
index 0359e75..0ac4856 100644
--- a/crosschain/provider.js
+++ b/crosschain/provider.js
@@ -11,7 +11,12 @@ function Provider() { }
 /**
  * @return {boolean}
  */
-Provider.prototype.initIfAvailable = function () { }
+Provider.prototype.isInitialized = function () { }
+
+/**
+ * @param {*} nativeProvider
+ */
+Provider.prototype.setNativeProvider = function (nativeProvider) { }
 
 /**
  * @return {string}
@@ -47,6 +52,6 @@ Provider.prototype.isChainSupported = function (chain) { }
 /**
  * @type {?}
  */
-Provider.prototype.provider;
+Provider.prototype.nativeProvider;
 
 export { Provider };
diff --git a/ethereum/provider.d.js b/ethereum/provider.d.js
index a2e76c4..fa9967d 100644
--- a/ethereum/provider.d.js
+++ b/ethereum/provider.d.js
@@ -129,3 +129,21 @@ eth.WatchAssetParam.prototype.options;
  * }}
  */
 eth.ProviderRpcError = {};
+
+/**
+ * @typedef {{
+ *   uuid: string,
+ *   name: string,
+ *   icon: string,
+ *   rdns: string
+ * }}
+ */
+eth.ProviderInfo = {};
+
+/**
+ * @typedef {{
+ *   provider: !eth.UiProvider,
+ *   info: eth.ProviderInfo,
+ * }}
+ */
+eth.ProviderDetail = {};
diff --git a/kastro/kastro.js b/kastro/kastro.js
index 2096b35..c75ac1d 100644
--- a/kastro/kastro.js
+++ b/kastro/kastro.js
@@ -111,7 +111,9 @@ const setupKastro = () => {
     ethereum: {
       isRabby: false
     },
-  }
+    addEventListener(name, handler) { },
+    dispatchEvent(event) { }
+  };
   globalThis.GEN = true;
   globalThis.window = window;
   globalThis.document = {
diff --git a/util/dom.js b/util/dom.js
index 002aee5..66b78a7 100644
--- a/util/dom.js
+++ b/util/dom.js
@@ -75,7 +75,7 @@ const adlaGöster = (ad) => adla(ad).style.display = "";
  * @param {string} ad
  * @param {boolean} göster
  */
-const adlaGösterGizle = (ad, göster) => gösterGizle(adla(ad), göster);
+const toggleById = (ad, göster) => gösterGizle(adla(ad), göster);
 
 /**
  * @param {!HTMLAnchorElement} düğme Durdurulacak düğme.
@@ -262,7 +262,7 @@ export default {
   adla,
   adlaGizle,
   adlaGöster,
-  adlaGösterGizle,
+  toggleById,
   gizle,
   göster,
   gösterGizle,