.topicsolved-icon.icon-button:before,.topicsolved-icon.dropdown-select:after{background-image:url(images/topicsolved_icons_button.png)}.solve-icon:before{background-position:0 0}.solve-icon:hover:before{background-position:0 -12px}.unsolve-icon:before{background-position:-12px 0}.unsolve-icon:hover:before{background-position:-12px -12px}.imageset.icon_solved_head{background-image:url(./images/icon_topic_solved_head.png);padding-left:20px;padding-top:20px}.imageset.icon_solved_list{background-image:url(./images/icon_topic_solved_list.png);padding-left:12px;padding-top:15px;float:left;margin-top:4px;padding-right:5px}.imageset.icon_solved_post{background-image:url(./images/icon_topic_solved_post.png);padding-left:16px;padding-top:16px}