add files

Author: greybax

backTopUserJS.user.js

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+// ==UserScript==
+// @name backTopUserJS
+// @author Aleksandr Filatov
+// @license MIT
+// @version 1.0
+// ==/UserScript==
+
+function main() {
+var disp = $(window).scrollTop() > 400 ? 'block' : 'none';
+var $upButton = $('<div class="up-button" title="Наверх" style="display:' + disp + '">Наверх</div>');
+
+$(document).find('body').append($upButton);
+$upButton.click(function () {
+$('html, body').animate({ scrollTop: 0 }, 'slow');
+});
+
+$(window).scroll(function () {
+if ($(window).scrollTop() > 400) $upButton.fadeIn('slow');
+else $upButton.fadeOut('slow');
+});
+};
+
+var script = document.createElement('script');
+script.appendChild(document.createTextNode('('+ main +')();'));
+(document.body || document.head || document.documentElement).appendChild(script);

css/style.css

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+.up-button{
+width: 40px;
+height: 40px;
+opacity: 0.3;
+position: fixed;
+bottom: 50px;
+right: 100px;
+display: none;
+text-indent: -9999px;
+background-color: #6495ed;
+}

jquery.js

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+{
+ "manifest_version": 2,
+ "content_scripts": [ {
+ "exclude_globs": [ ],
+ "include_globs": [ "*" ],
+ "js": [ "jquery.js", "backTopUserJS.user.js" ],
+"css":	[ "css/style.css" ],
+"matches": [ "http://*/*",
+ "https://*/*"
+ ],
+ "run_at": "document_end"
+ } ],
+ "converted_from_user_script": true,
+ "description": "Back top userscript extension for google chrome",
+ "name": "backTopUserJS",
+ "version": "1"
+}