Código:
alguno sabe a que se debe.<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <link rel="stylesheet" href="menu.css" /> <script type="text/javascript" > function BrowserDetectLite() { var ua = navigator.userAgent.toLowerCase(); // browser name this.isGecko = (ua.indexOf('gecko') != -1 && ua.indexOf('safari') == -1); this.isMozilla = (this.isGecko && ua.indexOf('gecko/') + 14 == ua.length); this.isNS = ( (this.isGecko) ? (ua.indexOf('netscape') != -1) : ( (ua.indexOf('mozilla') != -1) && (ua.indexOf('spoofer') == -1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('opera') == -1) && (ua.indexOf('webtv') == -1) && (ua.indexOf('hotjava') == -1) ) ); this.isIE = ( (ua.indexOf('msie') != -1) && (ua.indexOf('opera') == -1) && (ua.indexOf('webtv') == -1) ); this.isSafari = (ua.indexOf('safari') != - 1); this.isOpera = (ua.indexOf('opera') != -1); this.isKonqueror = (ua.indexOf('konqueror') != -1 && !this.isSafari); this.isIcab = (ua.indexOf('icab') != -1); this.isAol = (ua.indexOf('aol') != -1); // spoofing and compatible browsers this.isIECompatible = ( (ua.indexOf('msie') != -1) && !this.isIE); this.isNSCompatible = ( (ua.indexOf('mozilla') != -1) && !this.isNS && !this.isMozilla); this.versionMinor = parseFloat(navigator.appVersion); if (this.isNS && this.isGecko) { this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('/') + 1 ) ); } else if (this.isIE && this.versionMinor >= 4) { this.versionMinor = parseFloat( ua.substring( ua.indexOf('msie ') + 5 ) ); } else if (this.isMozilla) { this.versionMinor = parseFloat( ua.substring( ua.indexOf('rv:') + 3 ) ); } else if (this.isSafari) { this.versionMinor = parseFloat( ua.substring( ua.lastIndexOf('/') + 1 ) ); } else if (this.isOpera) { if (ua.indexOf('opera/') != -1) { this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera/') + 6 ) ); } else { this.versionMinor = parseFloat( ua.substring( ua.indexOf('opera ') + 6 ) ); } } else if (this.isKonqueror) { this.versionMinor = parseFloat( ua.substring( ua.indexOf('konqueror/') + 10 ) ); } else if (this.isIcab) { if (ua.indexOf('icab/') != -1) { this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab/') + 6 ) ); } else { this.versionMinor = parseFloat( ua.substring( ua.indexOf('icab ') + 6 ) ); } } this.versionMajor = parseInt(this.versionMinor); this.geckoVersion = ( (this.isGecko) ? ua.substring( (ua.lastIndexOf('gecko/') + 6), (ua.lastIndexOf('gecko/') + 14) ) : -1 ); // dom support this.isDOM1 = (document.getElementById); this.isDOM2Event = (document.addEventListener && document.removeEventListener); // css compatibility mode this.mode = document.compatMode ? document.compatMode : 'BackCompat'; // platform this.isWin = (ua.indexOf('win') != -1); this.isWin32 = (this.isWin && ( ua.indexOf('95') != -1 || ua.indexOf('98') != -1 || ua.indexOf('nt') != -1 || ua.indexOf('win32') != -1 || ua.indexOf('32bit') != -1 || ua.indexOf('xp') != -1) ); this.isMac = (ua.indexOf('mac') != -1); this.isUnix = (ua.indexOf('unix') != -1 || ua.indexOf('sunos') != -1 || ua.indexOf('bsd') != -1 || ua.indexOf('x11') != -1) this.isLinux = (ua.indexOf('linux') != -1); // specific browser shortcuts this.isNS4x = (this.isNS && this.versionMajor == 4); this.isNS40x = (this.isNS4x && this.versionMinor < 4.5); this.isNS47x = (this.isNS4x && this.versionMinor >= 4.7); this.isNS4up = (this.isNS && this.versionMinor >= 4); this.isNS6x = (this.isNS && this.versionMajor == 6); this.isNS6up = (this.isNS && this.versionMajor >= 6); this.isNS7x = (this.isNS && this.versionMajor == 7); this.isNS7up = (this.isNS && this.versionMajor >= 7); this.isIE4x = (this.isIE && this.versionMajor == 4); this.isIE4up = (this.isIE && this.versionMajor >= 4); this.isIE5x = (this.isIE && this.versionMajor == 5); this.isIE55 = (this.isIE && this.versionMinor == 5.5); this.isIE5up = (this.isIE && this.versionMajor >= 5); this.isIE6x = (this.isIE && this.versionMajor == 6); this.isIE6up = (this.isIE && this.versionMajor >= 6); this.isIE4xMac = (this.isIE4x && this.isMac); } var browser = new BrowserDetectLite(); function initMenu() { if ( browser.isDOM1 && !( browser.isMac && browser.isIE ) && !( browser.Opera && browser.versionMajor < 7 ) && !( browser.isIE && browser.versionMajor < 5 ) ) { // get some element var menu = document.getElementById('menu'); var lis = menu.getElementsByTagName('li'); // change the style of the menu menu.className="menu"; // i am searching for ul element in li element for ( var i=0; i<lis.length; i++ ) { // is there a ul element ? if ( lis.item(i).getElementsByTagName('ul')[0] ) { // improve keyboard navigation with IE if ( browser.isIE ) { addAnEvent(lis.item(i),'keyup',visible); } // apply the method to DOM compliant browsers addAnEvent(lis.item(i),'mouseover',visible); addAnEvent(lis.item(i),'mouseout',hidden); addAnEvent(lis.item(i),'blur',hidden); addAnEvent(lis.item(i),'focus',visible); } } } } function addAnEvent( target, eventName, functionName ) { if ( browser.isIE ) { //target.attachEvent( 'on'+eventName, functionName ); // dont work properly with this eval('target.on'+eventName+'=functionName'); } else { target.addEventListener( eventName , functionName , true ); // true is important for Opera7 } } /* hide the first ul element of the current element */ function hidden() { /* setAttribute dont work correctly with IE */ this.getElementsByTagName('ul')[0].style.visibility = "hidden"; } /* show the first ul element of the current element */ function visible() { this.getElementsByTagName('ul')[0].style.visibility = "visible"; } /* used to improve keyboard navigation with IE */ function hiddenUl( ul ) { if ( browser.isIE ) { var uls = ul.getElementsByTagName('ul'); for ( var i=0; i<uls.length; i++ ) { uls.item(i).style.visibility = "hidden"; } ul.style.visibility = "hidden"; } } // not very clean but simple // the function can be run in the HTML for faster display window.onload=initMenu; function hideload () { if (document.getElementById('navi')) { var div_obj = document.getElementById('navi') ; div_obj.style.display = "block" ; } return true; } </script> <title>Generated CSS Menu</title> <style> body {background:#FFFFFF;font-family:verdana,serif;margin-top:8%;font-size:12px;} #navi {display:none;} .menu {position:absolute;top:5em;left:3em;display:block;margin:0;padding:0;width:500px;} .menu ul{position:absolute;display:block;width:124px;margin:0;padding:0;} .menu li ul{visibility:hidden;} .menu li li ul{position:absolute;top:auto;left:auto;margin-left:124px;margin-top:-23px;} .menu li{list-style:none;width:124px;height:auto;display:inline;display/**/:block;float:none;float/**/:left;margin:0;padding:0;} * html .menu li li{display:inline;} .menu a {text-align:center; background-color:#0099FF; );filter:Alpha(opacity=90);border:1px #000000solid;color:#000000;display:block;width:120px;text-decoration:none;padding:2px 0;margin:1px;font-weight:bold;} .menu a:hover {background-color:#0000FF;border:1px #000000solid;} .menu a:focus {background-color: #aaf;} .menu span {display:none;} div[id="navi"]>.menu a {text-align:center;background-color:#CCCCCC;);border:1px #000000solid;color:#000000;display:block;width:120px;text-decoration:none;padding:2px 0;margin:1px;} div[id="navi"]>.menu a:hover {border:1px #000000solid;background-color:#CCCC22;} #content p a:link, a:visited {} #content a:hover {} </style> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /> </head> <body onload="initMenu(); hideload(); "> <div id="navi"> <ul id="menu"> <li><div id="top"><a href="index.html">Home</a></div> <ul> <li><a href="news.html">News</a></li> <li><a href="articles.html">Articles</a> <ul> <li><a href="styling.html">CSS Sytling</a></li> <li><a href="menus.html">CSS Menus</a> <ul> <li><a href="cssgen.html">CSS Menu Generator</a></li> </ul></li> </ul></li> <li><a href="contact.html">Contact</a></li> <li><a href="about.html">About</a></li> </ul></li> <li><div id="top"><a href="company.html">Company</a></div> <ul> <li><a href="aboutcompany.html">About</a></li> <li><a href="products.html">Products</a> <ul> <li><a href="software.html">Software</a> <ul> <li><a href="cssgen.html">CSS Menu Generator</a></li> </ul></li> </ul></li> </ul></li> <li><div id="top"><a href="opensrc.html">Open Source</a></div> <ul> <li><a href="patents.html">Software Patents</a></li> <li><a href="procontra.html">Pro & Con</a> <ul> <li><a href="overview1.html">Open Source</a></li> </ul></li> <li><a href="future.html">Future</a></li> </ul></li> <li><div id="top"><a href="links.html">Links</a></div> <ul> <li><a href="http://www.wxwidgets.org">wxWidgets</a></li> </ul></li> </ul> </div> <div id="content"> Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Cras ultricies, eros et<br> tincidunt mattis, lorem arcu porttitor quam, at accumsan mi pede et lacus.<br> In hac habitasse platea dictumst. Class aptent taciti sociosqu ad litora torquent<br> </div> </body> </html>
un saludo.