Edit file File name : quiz.js Content :( function ( $ ) { $.fn.shuffleQuiz = function () { var allElems = this.get(), getRandom = function ( max ) { return Math.floor( Math.random() * max ); }, shuffled = $.map( allElems, function () { var random = getRandom( allElems.length ), randEl = $( allElems[ random ] ).clone( true )[ 0 ]; allElems.splice( random, 1 ); return randEl; } ); this.each( function ( i ) { $( this ).replaceWith( $( shuffled[ i ] ) ); } ); return $( shuffled ); }; } )( jQuery ); jQuery( function ( $ ) { $( '.jetpack-quiz' ).each( function () { var quiz = $( this ); quiz.find( 'div.jetpack-quiz-answer' ).shuffleQuiz(); quiz.find( 'div[data-correct]' ).removeAttr( 'data-correct' ).data( 'correct', 1 ); quiz.find( 'div.jetpack-quiz-answer:last' ).addClass( 'last' ); } ); $( 'div.jetpack-quiz' ).on( 'click', 'div.jetpack-quiz-answer', function () { var trackid, answer = $( this ), quiz = answer.closest( 'div.jetpack-quiz' ); if ( quiz.data( 'a8ctraining' ) ) { new Image().src = '//pixel.wp.com/b.gif?v=wpcom-no-pv&x_trainingchaos-' + quiz.data( 'username' ) + '=' + quiz.data( 'a8ctraining' ) + '&rand=' + Math.random(); quiz.data( 'a8ctraining', false ); quiz.data( 'trackid', false ); } trackid = quiz.data( 'trackid' ); if ( answer.data( 'correct' ) ) { answer.addClass( 'correct' ); if ( trackid ) { new Image().src = '//pixel.wp.com/b.gif?v=wpcom-no-pv&x_quiz-' + trackid + '=correct&rand=' + Math.random(); } } else { answer.addClass( 'wrong' ); if ( trackid ) { new Image().src = '//pixel.wp.com/b.gif?v=wpcom-no-pv&x_quiz-' + trackid + '=wrong&rand=' + Math.random(); } } // only track the first answer quiz.data( 'trackid', false ); } ); } ); document.querySelectorAll( '.jetpack-quiz-wrapper' ).forEach( function ( quiz ) { quiz.childNodes.forEach( function ( element, number ) { element.style.display = 'none'; element.setAttribute( 'quiz-number', number ); element.querySelector( '.jetpack-quiz-count' ).innerHTML = number + 1 + '/' + quiz.childElementCount; } ); quiz.childNodes[ 0 ].style.display = 'block'; } ); document.querySelectorAll( '.jetpack-quiz-option-button' ).forEach( function ( element ) { element.addEventListener( 'click', function () { var currentQuiz = element.parentElement.parentElement; currentQuiz.style.display = 'none'; var switchNumber = element.getAttribute( 'data-quiz-option' ) === 'next' ? 1 : -1; var newQuiz = currentQuiz.parentElement.childNodes[ parseInt( currentQuiz.getAttribute( 'quiz-number' ) ) + switchNumber ]; newQuiz.style.display = 'block'; var newQuizQuestionEl = newQuiz.querySelector( '.jetpack-quiz-question' ); if ( newQuizQuestionEl ) { newQuizQuestionEl.focus(); } } ); } ); Save