diff --git a/data/web/promote.telegram.org.html b/data/web/promote.telegram.org.html
index a1b26a3023..8834f87126 100644
--- a/data/web/promote.telegram.org.html
+++ b/data/web/promote.telegram.org.html
@@ -42,7 +42,7 @@
   
   <div id="dev_page_content"><p>Telegram provides a <strong>free and secure</strong> messaging service for more than <strong>500 million monthly active users</strong> around the world. In addition to sending private messages and chatting in private groups, Telegram users can subscribe to <a href="https://telegram.org/tour/channels"><strong>public one-to-many channels</strong></a>.</p>
 <p>Every month, Telegram users generate over <strong>500 billion views</strong> in one-to-many channels.</p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 <p><div class="pr-main-additional"></p>
 <h3>Advertising on Telegram</h3>
 <p>Sponsored messages on Telegram are displayed in <strong>large public one-to-many channels</strong> with <strong>1000+</strong> subscribers and are limited to <strong>160 characters</strong>. Sponsored Messages are based solely on the <strong>topic</strong> of the public channels in which they are shown.</p>
@@ -63,7 +63,7 @@
 <h3>Getting started</h3>
 <p>Telegram welcomes all responsible advertisers. Anyone can study Telegram&#39;s <a href="https://promote.telegram.org/guidelines">Ad Policies and Guidelines</a>, <strong>create an account</strong> on the Ad Platform and <strong>try out the interface</strong>. For a detailed overview of the platform, see <a href="https://promote.telegram.org/getting-started">this guide</a>.</p>
 <p></div></p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 </div>
   
 </div>
diff --git a/data/web/promote.telegram.org/auth.html b/data/web/promote.telegram.org/auth.html
index ef6675a80d..2b9015a1c1 100644
--- a/data/web/promote.telegram.org/auth.html
+++ b/data/web/promote.telegram.org/auth.html
@@ -42,7 +42,7 @@
   
   <div id="dev_page_content"><p>Telegram provides a <strong>free and secure</strong> messaging service for more than <strong>500 million monthly active users</strong> around the world. In addition to sending private messages and chatting in private groups, Telegram users can subscribe to <a href="https://telegram.org/tour/channels"><strong>public one-to-many channels</strong></a>.</p>
 <p>Every month, Telegram users generate over <strong>500 billion views</strong> in one-to-many channels.</p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 <p><div class="pr-main-additional"></p>
 <h3>Advertising on Telegram</h3>
 <p>Sponsored messages on Telegram are displayed in <strong>large public one-to-many channels</strong> with <strong>1000+</strong> subscribers and are limited to <strong>160 characters</strong>. Sponsored Messages are based solely on the <strong>topic</strong> of the public channels in which they are shown.</p>
@@ -63,7 +63,7 @@
 <h3>Getting started</h3>
 <p>Telegram welcomes all responsible advertisers. Anyone can study Telegram&#39;s <a href="https://promote.telegram.org/guidelines">Ad Policies and Guidelines</a>, <strong>create an account</strong> on the Ad Platform and <strong>try out the interface</strong>. For a detailed overview of the platform, see <a href="https://promote.telegram.org/getting-started">this guide</a>.</p>
 <p></div></p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 </div>
   
 </div>
diff --git a/data/web/promote.telegram.org/basics.html b/data/web/promote.telegram.org/basics.html
index a1b26a3023..8834f87126 100644
--- a/data/web/promote.telegram.org/basics.html
+++ b/data/web/promote.telegram.org/basics.html
@@ -42,7 +42,7 @@
   
   <div id="dev_page_content"><p>Telegram provides a <strong>free and secure</strong> messaging service for more than <strong>500 million monthly active users</strong> around the world. In addition to sending private messages and chatting in private groups, Telegram users can subscribe to <a href="https://telegram.org/tour/channels"><strong>public one-to-many channels</strong></a>.</p>
 <p>Every month, Telegram users generate over <strong>500 billion views</strong> in one-to-many channels.</p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 <p><div class="pr-main-additional"></p>
 <h3>Advertising on Telegram</h3>
 <p>Sponsored messages on Telegram are displayed in <strong>large public one-to-many channels</strong> with <strong>1000+</strong> subscribers and are limited to <strong>160 characters</strong>. Sponsored Messages are based solely on the <strong>topic</strong> of the public channels in which they are shown.</p>
@@ -63,7 +63,7 @@
 <h3>Getting started</h3>
 <p>Telegram welcomes all responsible advertisers. Anyone can study Telegram&#39;s <a href="https://promote.telegram.org/guidelines">Ad Policies and Guidelines</a>, <strong>create an account</strong> on the Ad Platform and <strong>try out the interface</strong>. For a detailed overview of the platform, see <a href="https://promote.telegram.org/getting-started">this guide</a>.</p>
 <p></div></p>
-<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"><br>    Log In<br></a></div></p>
+<p><div class="pr-main-button-wrap"><a href="/auth" class="btn pr-btn login-link"> Log In </a></div></p>
 </div>
   
 </div>
diff --git a/data/web/webappcontent.telegram.org/js/webappdemo.js b/data/web/webappcontent.telegram.org/js/webappdemo.js
index 9594949eb6..9c6c8c0286 100644
--- a/data/web/webappcontent.telegram.org/js/webappdemo.js
+++ b/data/web/webappcontent.telegram.org/js/webappdemo.js
@@ -106,9 +106,6 @@ var DemoApp = {
       Telegram.WebApp.sendData(new Date().toString());
     }
   },
-  switchInlineQuery: function(query, choose_chat) {
-    Telegram.WebApp.switchInlineQuery(query, choose_chat ? ['users', 'bots', 'groups', 'channels'] : false);
-  },
   requestLocation: function(el) {
     if (navigator.geolocation) {
       navigator.geolocation.getCurrentPosition(function (position) {