bookmarklet
set parameter that shows in the html comments info about used jsp
HTML
<div id="display"></div>
JavaScript
(function () {
var url = window.location.href;
var param = 'pleciugamode=true'
if (url.split('?').length === 1) {
url += '?' + param;
} else {
url += '&' + param;
}
window.location.href = url;
})();