javascript: (function() {
    function copyToClipboard(text) {
        if (window.clipboardData && window.clipboardData.setData) {
            /*IE specific code path to prevent textarea being shown while dialog is visible.*/
            return clipboardData.setData("Text", text);
        } else if (document.queryCommandSupported && document.queryCommandSupported("copy")) {
            var textarea = document.createElement("textarea");
            textarea.textContent = text;
            textarea.style.position = "fixed"; /* Prevent scrolling to bottom of page in MS Edge.*/
            document.body.appendChild(textarea);
            textarea.select();
            try {
                return document.execCommand("copy"); /* Security exception may be thrown by some browsers.*/
            } catch (ex) {
                console.warn("Copy to clipboard failed.", ex);
                return false;
            } finally {
                document.body.removeChild(textarea);
            }
        }
    }
    var markdown = '[[' + window.location.href + '][' + document.title + ']]';
    var selection = window.getSelection().toString();
    if (selection.length != 0) {
        selection = '\n#+begin_src\n' + selection + '\n#+end_src\n';
    }
    copyToClipboard(markdown + selection);
})();