<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><br /><style type="text/css"> .category_list{width:200px;border:solid 1px #666666;height:300px;position:relative;} #category_list{list-style:none;margin:0;padding:0;padding-left:20px;overflow:hidden;height:298px;} #category_scroll{height:298px;width:15px;border:green solid 1px;position:absolute;right:0;top:0;font-size:12px;cursor:hand;} #scrollup{height:15px;width:15px;border:green solid 1px;} #scroll_hand{height:100px;width:15px;border:green solid 1px;position:absolute;} #scrolldown{height:15px;width:15px;border:green solid 1px;position:absolute;bottom:0;} </style><ul id="category_list"><li>1something</li><li>2something</li><li>3something</li><li>4something</li><li>5something</li><li>6something</li><li>7something</li><li>8something</li><li>9something</li><li>10something</li><li>11something</li><li>12something</li><li>13something</li><li>14something</li><li>15something</li><li>16something</li><li>17something</li><li>18something</li><li>19something</li><li>20something</li><li>21something</li><li>22something</li><li>23something</li><li>24something</li><li>25something</li><li>26something</li><li>27something</li><li>28something</li><li>29something</li><li>30something</li></ul>上滾動滾動滾動下<p> </p><p>
