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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt WebKit module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+** the names of its contributors may be used to endorse or promote
+** products derived from this software without specific prior written
+** permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+window.onload = function() {
+ var el = document.querySelector('#main');
+ el.addEventListener('mousedown', function(event){
+
+ var colors = [ 'beige', 'crimson', 'darkcyan', 'turquoise',
+ 'darkgoldenrod', 'darkorange', 'fuchsia',
+ 'greenyellow', 'lightblue', 'lightcoral',
+ 'lightgreen', 'mediumorchid', 'pink', 'plum',
+ 'skyblue', 'springgreen', 'tan', 'tomato',
+ 'violet', 'yellow', 'teal'];
+
+ var x = event.offsetX;
+ var y = event.offsetY;
+
+ var loc = document.querySelector('#localStyles');
+ var style = '#main:active {' + 'background: -webkit-gradient(radial, ';
+ style += (x + ' ');
+ style += (y + ' ');
+ style += ',5,';
+ style += ((x + 10) + ' ');
+ style += ((y + 10) + ' ');
+ style += ', 48, ';
+ style += 'from(' + colors[r(5)] + '),';
+ style += 'color-stop(20%, ' + colors[r(5)] + '),';
+ style += 'color-stop(40%, ' + colors[r(5)] + '),';
+ style += 'color-stop(60%, ' + colors[r(5)] + '),';
+ style += 'color-stop(80%, ' + colors[r(5)] + '),';
+ style += 'to(#ffffff) );'
+ style += '}'
+ loc.innerHTML = style;
+ });
+}
+
+function r(i) {
+ return Math.floor( (Math.random() * i ) );
+}