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<!-- 把如下代码加入<body>区域中 --> <!-- Saved From url=http://www.downcodes.com/js --> <!-- Web Design bbs url=http://www.downcodes.com/bbs--> <html> <head> <title>建站学院-特效代码->>下拉菜单的导航条</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <SCRIPT language=JavaScript> <!-- function MM_goToURL() { //v3.0 var i, args=MM_goToURL.arguments; document.MM_returnValue = false; for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'"); } function JM_cc(ob){ var obj=MM_findObj(ob); if (obj) { obj.select();js=obj.createTextRange();js.execCommand("Copy");} } function MM_findObj(n, d) { //v4.0 var p,i,x; if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) { d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);} if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n]; for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); if(!x && document.getElementById) x=document.getElementById(n); return x; } //--> </SCRIPT> <SCRIPT language=JavaScript> <!-- menuPrefix = 'menu'; // Prefix that all menu layers must start with // All layers with this prefix will be treated // as a part of the menu system. var menuTree, mouseMenu, hideTimer, doHide; function init() { ie4 = (document.all)?true:false; ns4 = (document.layers)?true:false; document.onmousemove = mouseMove; if (ns4) { document.captureEvents(Event.MOUSEMOVE); } } function expandMenu(menuContainer,subContainer,menuLeft,menuTop) { // Hide all submenus thats's not below the current level doHide = false; if (menuContainer != menuTree) { if (ie4) { var menuLayers = document.all.tags("DIV"); for (i=0; i<menuLayers.length; i++) { if ((menuLayers[i].id.indexOf(menuContainer) != -1) && (menuLayers[i].id != menuContainer)) { hideObject(menuLayers[i].id); } } } else if (ns4) { for (i=0; i<document.layers.length; i++) { var menuLayer = document.layers[i]; if ((menuLayer.id.indexOf(menuContainer) != -1) && (menuLayer.id != menuContainer)) { menuLayer.visibility = "hide"; } } } } // If this is item has a submenu, display it, or it it's a toplevel menu, open it if (subContainer) { if ((menuLeft) && (menuTop)) { positionObject(subContainer,menuLeft,menuTop); hideAll(); } else { if (ie4) { positionObject(subContainer, document.all[menuContainer].offsetWidth + document.all[menuContainer].style.pixelLeft - 10, mouseY); } else { positionObject(subContainer, document.layers[menuContainer].document.width + document.layers[menuContainer].left + 50, mouseY); } } showObject(subContainer); menuTree = subContainer; } } function showObject(obj) { if (ie4) { document.all[obj].style.visibility = "visible"; } else if (ns4) { document.layers[obj].visibility = "show"; } } function hideObject(obj) { if (ie4) { document.all[obj].style.visibility = "hidden"; } else if (ns4) { document.layers[obj].visibility = "hide"; } } function positionObject(obj,x,y) { if (ie4) { var foo = document.all[obj].style; foo.left = x; foo.top = y; } else if (ns4) { var foo = document.layers[obj]; foo.left = x; foo.top = y; } } function hideAll() { if (ie4) { var menuLayers = document.all.tags("DIV"); for (i=0; i<menuLayers.length; i++) { if (menuLayers[i].id.indexOf(menuPrefix) != -1) { hideObject(menuLayers[i].id); } } } else if (ns4) { for (i=0; i<document.layers.length; i++) { var menuLayer = document.layers[i]; if (menuLayer.id.indexOf(menuPrefix) != -1) { hideObject(menuLayer.id); } } } } function hideMe(hide) { if (hide) { if (doHide) { hideAll(); } } else { doHide = true; hideTimer = window.setTimeout("hideMe(true);", 2000); } } function mouseMove(e) { if (ie4) { mouseY = window.event.y; } if (ns4) { mouseY = e.pageY; } } function itemHover(obj,src,text,style) { if (ns4) { var text = '<nobr><a href="' + src + '" class="' + style + '">' + text + '</a></nobr>' obj.document.open(); obj.document.write(text); obj.document.close(); } } onload = init; //--> </SCRIPT> <style type=text/css> <!-- .menu { position: absolute; left: 0; top: 2; visibility: hidden; background: #FFFFFF; width: 100px; margin: 0px 0px; padding: 0px 0px; border: 1px silver solid; overflow: visible; ; clip: rect( )} .menu a:visited { font-family: "Tahoma"; font-size: 11px; text-decoration: none; font-weight: normal; color: black; background: #E2E2E2; width: 108px; padding-left: 8px; ; line-height: 22px; border-color: #FFFFFF #666666 #333333 #999999; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; clip: rect( )} .menu a:hover { font-family: "Tahoma"; font-size: 11px; text-decoration: none; font-weight: normal; color: #FFFFFF; background: #009900; width: 108px; padding-left: 8px; ; line-height: 22px; clip: rect( )} .menu .border { border: 1px solid #F4F4F4; border-bottom: 1px solid #808080; border-right: 1px solid #808080; } .menu .text { overflow: hidden; width: 125px; height: 15px; } .menu .arrow { overflow: hidden; width: 15px; height: 12px; padding-left: 5px; padding-top: 3px; } .menu .arrow img { width: 6px; height: 7px; border: 0px; } .menu a { font-family: "Tahoma"; font-size: 11px; text-decoration: none; font-weight: normal; color: black; background: #E2E2E2; width: 108px; padding-left: 8px; ; clip: rect( ); border-color: #FFFFFF #666666 #333333 #999999; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px; line-height: 22px} .menu a:link { color: #000000; text-decoration: none} .a { font-size: 12px; text-decoration: none} a:link { color: #FFFFFF; text-decoration: none} a:hover { text-decoration: underline} a:visited { color: #FFFFFF; text-decoration: none} --> </style> </head> <body bgcolor="#FFFFFF" text="#000000" leftmargin="0" topmargin="0"> <table border="0" cellpadding="0" cellspacing="1" bgcolor="#333333" width="778" class="a"> <tr bgcolor="#009830" align="center" valign="bottom"> <td width="10" height="18"> </td> <td width="74"><a href="#;" onMouseOver="expandMenu(null,'menu1',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第一项</a></td> <td width="58"><a href="#;" onMouseOver="expandMenu(null,'menu2',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第二项</a></td> <td width="58"><a href="#;" onMouseOver="expandMenu(null,'menu3',getPos(this,'Left'),getPos(this,'Top')+this.offsetHeight);" class="a" >第三项</a></td> <!--可以复制上面的做出menu4 menu5 menu6....--> <td width="40"><a href="#;" class="a" >首页</a></td> <td width="18" height="18"> </td> </tr> </table> <script language="JavaScript"> function getPos(el,sProp) { var iPos = 0 while (el!=null) { iPos+=el["offset" + sProp] el = el.offsetParent } return iPos } </script> <!-- 第一开始 --> <div id="menu1" class="menu" onMouseOut="hideMe();" style=""> <a href="http://downcodes.com" onMouseOver="expandMenu('menu1');">第一项</a><br> <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br> <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br> <a href="#;" onMouseOver="expandMenu('menu1');">第一项</a><br> </div> <!-- 第二开始 --> <div id="menu2" class="menu" onMouseOut="hideMe();"> <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br> <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br> <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br> <a href="#;" onMouseOver="expandMenu('menu2');">第二项</a><br> </div> <!-- 第三开始 --> <div id="menu3" class="menu" onMouseOut="hideMe();"> <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br> <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br> <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br> <a href="#;" onMouseOver="expandMenu('menu3');">第三项</a><br> </div> <!--可以复制上面的做出menu4 menu5 menu6....--> <p class="a"> </p> </body> </html>
