Replace sharing buttons to copy to clipboard. Remove unnecessary files.

lang/ch/contacts.php

@@ -1,7 +1,7 @@
 <?php
 
     $g_lang["title_notg"] = "Graph Online 反馈";
-    $g_lang["text"] = "<p>请将您的问题发送至 <a href=\"mailto:admin@graphonline.ru?subject=Graphonline%20-%20feedback\">admin@graphonline.ru</a> 或查看 <a href=\"https://www.facebook.com/pg/Graphonline-2230709670325388\" target=\"_blank\">我们的 facebook 网页</a></p>";
+    $g_lang["text"] = "<p>请将您的问题发送至 <a href=\"mailto:admin@graphonline.ru?subject=Graphonline%20-%20feedback\">admin@graphonline.ru</a></p>";
 
     $g_lang["m_title"] = "Graph Online 联系";
     $g_lang["m_keyWords"] = "graph online 联系";

lang/ch/home.php

@@ -348,4 +348,6 @@
     $g_lang['night_style'] = "Night";
     $g_lang['large_high_contrast_style'] = "Large High Contrast";
     $g_lang['styles'] = "Styles";
+
+    $g_lang['this_is_graph_image_link'] = "The image is saved and will be available at the following link:";
 ?>