.answer{border:1px solid #bbb;color:#000;background:#eee;padding:4px;display:none}
.answer.problem {background:#ddd}
.answer.solution {background:#eee}
.question{font-weight:normal;cursor:pointer;padding-bottom:4px;color:#26a}
.question a{padding-left:14px;clear:left;background:url(http://smimgs.com/images/bullets/gif/bullet_arrow_up.gif) 0 50% no-repeat}
.question a:hover{text-decoration:underline;padding-left:14px;clear:left;background:url(http://smimgs.com/images/bullets/gif/bullet_arrow_down.gif) 0 50% no-repeat}
.questionlink a{padding-left:12px;clear:left;background:url(http://smimgs.com/images/bullets/raquo-blue.png) 0 50% no-repeat}
.questionlink a:hover{text-decoration:underline;color:#f00;padding-left:12px;clear:left;background:url(http://smimgs.com/images/bullets/raquo-red.png) 0 50% no-repeat}