Show Hide Content >> untuk Blogspot

<button title="Click to Show/Hide Content" type="button" onclick="if(document.getElementById('spoiler') .style.display=='none') {document.getElementById('spoiler') .style.display=''}else{document.getElementById('spoiler') .style.display='none'}">Tampilkan Kunci Jawaban</button>
<div id="spoiler" style="display:none">
Kunci Jawabannya adalah:
</div>

====================

<div id="spoiler" style="display:none">
ADD YOUR HIDDEN CONTENT HERE
</div>
<button title="Click to Show/Hide Content" type="button" onclick="if(document.getElementById('spoiler') .style.display=='none') {document.getElementById('spoiler') .style.display=''}else{document.getElementById('spoiler') .style.display='none'}">Show/Hide Link Download</button>