文化大革命 (講談社現代新書) var today = new Date(); var day = today.getDate(); if( day == 5 || day == 10 || day == 15 || day == 20 || day == 25 || day == 30 ){ document.write('★5と0のつく日は楽天P4倍');} 楽天市場で見る var today = new Date(); var day = today.getDate(); var month = today.getMonth() …