本文實例講述了js實現精美的銀灰色豎排折疊菜單。分享給大家供大家參考。具體實現方法如下：
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>網頁左邊的豎式菜單</title> <style> body { background-color:#F3F3F3; margin:0px; font-size: 9pt; background-position:center; text-decoration: none; scrollbar-face-color: #f6f6f6; scrollbar-highlight-color: #ffffff; scrollbar-shadow-color: #EEEEEE; scrollbar-3dlight-color: #EEEEEE; scrollbar-arrow-color: #330000; scrollbar-track-color: #f6f6f6; scrollbar-darkshadow-color: #ffffff; } /* 網站鏈接總的css定義*/ a{text-decoration: underline;} a:link {color: #595989;} a:visited {color: #595989;} a:hover{color: #ff0000;} a:active {color: #595989;} .dt1, .dt2, .dt3, .dt4 ,.dt{ padding: 0px; margin: 0px; border: 0px; padding-left: 25px; border-left: 5px solid #c0c0c0; border-top: 1px solid #ffffff; border-bottom: 1px solid #c0c0c0; width: auto;text-align: left; line-height: 26px; height: 26px; background: #E0E0E0; cursor:pointer!important; cursor:hand; display:block; } /*這裡可以加入背景圖片 .dt1{ background-image: url(); background-repeat: no-repeat; background-position: right center; } .dt{ background-image: url(); background-repeat: no-repeat; background-position: 8px center; } .dt2{ background-image: url(); background-repeat: no-repeat; background-position: right center; } .dt4{ background-image: url(); background-repeat: no-repeat; background-position: right center; } .dt3{ background-image: ur(); background-repeat: no-repeat; background-position: right center; }*/ #aboutbox { /*左側box*/ padding: 0px; margin: 0px; border: 0px; width: 190px; float: left; background: #eee; } #aboutbox dl { /*dl、dt、dd*/ margin: 0px; border: 0px; border: medium none; /*不顯示邊框*/ background:#eeeeee; background-image: url();/*背景圖像，這裡省略了*/ background-repeat: repeat-y; background-position: left; clear: both; } #aboutbox dd { padding: 0px; margin: 0px; border: 0px; background: #eee; border-top: 1px solid #fff; border-left: 5px solid #e0e0e0; padding-right:3px; } #aboutbox ul { /*ul、li定義*/ padding: 0px; margin: 0px; border: 0px; list-style-type: none; } #aboutbox li { padding: 0px; margin: 0px; border: 0px; text-align: left; text-indent: 10px; list-style:none; } #aboutbox li a { padding-left: 5px; margin: 0px; border: 0px; display: block; background: #eee; font-weight: normal;height: 22px;line-height: 22px; color: #000; border: 1px solid #eee; text-decoration: none;} #aboutbox li a:link,#aboutbox li a:visited { height: 22px;line-height: 22px;} #aboutbox li a:hover { padding-left: 5px; background-color: #e4e4e4; border: 1px solid #999999; color: #D90000;height: 22px;line-height: 22px;} #aboutbox li a:active { color: #333333;height: 22px;line-height: 22px;background: #EEEEEE; } .center_tdbgall /* 中部表格背景顏色 */ { background:#ffffff; } </style> </head> <body> <table class="center_tdbgall" width="191" border="0" cellspacing="0" cellpadding="0"> <tr> <td width=191 rowspan="2" valign=top class="web_left_all"> <div id=aboutbox> <dl> <dt class="dt1" id=dt1 onmouseover=showbg(1) onclick=showsubmenu(1) onmouseout=showoutbg(1)><B>網站動態</B> <dd id=submenu1> <ul> <LI><A href='/'>今日關注</A></LI> <LI><A href='/'>最新整理</A></LI> <LI><A href='/'>下載排行</A></LI> </ul> </dd> </dt> </dl> <dl> <dt class="dt2" id=dt2 onmouseover=showbg(2) onclick=showsubmenu(2) onmouseout=showoutbg(2)><B>管理新聞</B> <dd id=submenu2> <ul> <LI><A href='/'>新聞分類</A></LI> <LI><A href='/'>新聞列表</A></LI> <LI><A href='/'>審核新聞</A></LI> </ul> </dd> </dt> </dl> <script> function showsubmenu(sid){ whichEl = eval('submenu' + sid); if (whichEl.style.display == 'none'){ eval("submenu" + sid + ".style.display='';"); eval("dt" + sid + ".className='dt2';"); } else{ eval("submenu" + sid + ".style.display='none';"); eval("dt" + sid + ".className='dt1';"); } } function showbg(sid){ whichEl = eval('submenu' + sid); if (whichEl.style.display == 'none'){ eval("dt" + sid + ".className='dt4';"); } else{ eval("dt" + sid + ".className='dt3';"); } } function showoutbg(sid){ whichEl = eval('submenu' + sid); if (whichEl.style.display == 'none'){ eval("dt" + sid + ".className='dt1';"); } else{ eval("dt" + sid + ".className='dt2';"); } } </script> </div></TD> </tr> </table> </body> </html>希望本文所述對大家的javascript程序設計有所幫助。