Code:
<!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" xml:lang="en" lang="en">
<head>
<title></title>
<style type="text/css">
/*<![CDATA[*/
/* ######### CSS for top level tabs ######### */
.tabsmenuclass ul{
overflow: hidden;
width: auto;
margin: 0;
padding: 0;
list-style-type: none;
}
.tabsmenuclass li{
float: left;
}
.tabsmenuclass a{
display: block;
padding: 5px 7px;
background: #E8E8E8;
color: black;
margin-right: 1px;
text-decoration: none;
font: bold 13px Arial;
}
.tabsmenuclass a:hover, .tabsmenuclass a.selected{
background: black;
color: white;
}
/* ######### CSS for sub menu container below ######### */
.tabsmenucontentclass{
clear: left;
background: #E8E8E8;
width: 90%;
height: 24px;
padding: 5px;
border: 1px solid silver;
}
.tabsmenucontentclass ul{
margin: 0;
padding: 0;
list-style-type: none;
}
.tabsmenucontentclass li{
float: left;
margin-right: 1em;
}
/*]]>*/
</style>
<script type="text/javascript">
//Mouseover Tabs Menu: By http://www.dynamicdrive.com
//** Aug 4th, 08': Script creation date
var mouseovertabsmenu={
disappeardelay: 250, //set delay in miliseconds before sub menu disappears onmouseout
ajaxloadingmsg: 'Loading Sub Menu Contents...', //Message to show inside sub menu while fetching contents
days:1, // the number of days persistence
///////No need to edit beyond here//////////////////////
tabsmenutree:{},
initializetabs:function(tabsmenuid, submenuid, tabcontentsLength, disappearBool,tab){
var lst=tab||this.cookie(tabsmenuid);
var tabmenu=document.getElementById(tabsmenuid)
var tablinks=tabmenu.getElementsByTagName("a")
var submenu=document.getElementById(submenuid)
var selected=null, tablinks_count=0
for (var i=0; i<tablinks.length; i++){
tablinks[i]._parentid=tabsmenuid
var relattr=tablinks[i].getAttribute("rel")
if (/^gotsubmenu/i.test(relattr) && tablinks_count<tabcontentsLength){ //if "rel" attribute starts with="gotsubmenu" and a tab content exists for this tab based on its order
tablinks[i]._pos=tablinks_count //remember position of this tab relative to its active peers
if (((relattr.indexOf("[selected]")!=-1&&lst<0)||lst==i)&&!selected){
selected=tablinks_count
}
this.addEvent(tablinks[i], function(){
var tabsmenutree=mouseovertabsmenu.tabsmenutree[this._parentid]
mouseovertabsmenu.clearhidetimer(tabsmenutree.submenu.hidetimer)
mouseovertabsmenu.showsubmenu(this)
}, "mouseover")
tablinks_count++
this.tabsmenutree[tabsmenuid].tabs.push(tablinks[i]) //add this tab to tab collection
}
else{ //else for regular tab links (with no "rel" attribute)
this.addEvent(tablinks[i], function(){
mouseovertabsmenu.hidesubmenu(this._parentid)
}, "mouseover")
}
}
this.addEvent(submenu, function(e){
mouseovertabsmenu.clearhidetimer(this.hidetimer)
}, "mouseover")
if (disappearBool==true){
this.addEvent(submenu, function(e){ //hide submenu contents when mouse rolls out of submenu DIV
if (!mouseovertabsmenu.isContained(this, e)){
var cursubmenuobj=this
this.hidetimer=setTimeout(function(){mouseovertabsmenu.hidesubmenu(cursubmenuobj._parentid)}, mouseovertabsmenu.disappeardelay)
}
}, "mouseout")
}
var urlselected=this.urlparamselect(tabsmenuid)
//return position of selected tab (relative to its peers), or null
return typeof urlselected=="number"? urlselected : document.getElementById(urlselected)? document.getElementById(urlselected)._pos : selected
},
ajaxload:function(tabsmenuid, submenuid, disappearBool, url,tab){
var page_request = false
if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
}
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else
return false
var tabsmenutree=this.tabsmenutree[tabsmenuid]
tabsmenutree.submenu.innerHTML=this.ajaxloadingmsg
var ajaxfriendlyurl=url.replace(/^http:\/\/[^\/]+\//i, "http://"+window.location.hostname+"/")
page_request.onreadystatechange=function(){
mouseovertabsmenu.ajaxpopulate(page_request, tabsmenuid, submenuid, disappearBool, ajaxfriendlyurl,tab)
}
var bustcache=(ajaxfriendlyurl.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
page_request.open('GET', ajaxfriendlyurl+bustcache, true)
page_request.send(null)
},
ajaxpopulate:function(page_request, tabsmenuid, submenuid, disappearBool, url,tab){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)){
var tabsmenutree=this.tabsmenutree[tabsmenuid]
tabsmenutree.submenu.innerHTML=page_request.responseText
var innerdivs=tabsmenutree.submenu.getElementsByTagName("div")
for (var i=0; i<innerdivs.length; i++){
if (/tabsmenucontent/i.test(innerdivs[i].className)){
tabsmenutree.submenu_divs.push(innerdivs[i])
}
}
var selected=this.initializetabs(tabsmenuid, submenuid, tabsmenutree.submenu_divs.length, disappearBool,tab)
if (selected!=null && selected<tabsmenutree.submenu_divs.length){
innerdivs[selected].style.display="block"
this.css(tabsmenutree.tabs[selected], "selected", "add")
tabsmenutree.submenu._prevselected=selected
}
}
},
showsubmenu:function(linkobj){
var tabsmenutree=this.tabsmenutree[linkobj._parentid]
this.hidesubmenu(linkobj._parentid)
var selected=parseInt(linkobj._pos)
tabsmenutree.submenu_divs[selected].style.display="block"
this.css(tabsmenutree.tabs[selected], "selected", "add")
tabsmenutree.submenu._prevselected=selected
this.cookieset(linkobj._parentid,selected)
},
hidesubmenu:function(tabsmenuid){
var tabsmenutree=this.tabsmenutree[tabsmenuid]
var prevselectedindex=tabsmenutree.submenu._prevselected
if (typeof prevselectedindex!="undefined"){
tabsmenutree.submenu_divs[prevselectedindex].style.display="none"
this.css(tabsmenutree.tabs[prevselectedindex], "selected", "remove")
}
this.cookieset(tabsmenuid,-1)
},
cookie:function(nme){
var re=new RegExp(nme+'=[^;]+','i');
if (document.cookie.match(re)){
return document.cookie.match(re)[0].split("=")[1];
}
return -1;
},
cookieset:function(nme,nu){
if (typeof(this.days)=='number'){
document.cookie=nme+'='+nu+';expires='+(new Date(new Date().getTime()+this.days*86400000).toGMTString())+';path=/';
}
},
clearhidetimer:function(timerid){
if (timerid)
clearTimeout(timerid)
},
css:function(el, targetclass, action){
var needle=new RegExp("(^|\\s+)"+targetclass+"($|\\s+)", "ig")
if (action=="check")
return needle.test(el.className)
else if (action=="remove")
el.className=el.className.replace(needle, "")
else if (action=="add" && !needle.test(el.className))
el.className+=" "+targetclass
},
isContained:function(m, e){
var e=window.event || e
var c=e.relatedTarget || ((e.type=="mouseover")? e.fromElement : e.toElement)
while (c && c!=m)try {c=c.parentNode} catch(e){c=m}
if (c==m)
return true
else
return false
},
urlparamselect:function(tabsmenuid){
var result=window.location.search.match(new RegExp(tabsmenuid+"=(\\w+)", "i")) //check for "?tabsmenuid=id_or_pos_of_selected_tab" in URL
var selectedtabstr=RegExp.$1
return /^\d+$/.test(selectedtabstr)? parseInt(selectedtabstr) : selectedtabstr //return position or ID of selected tab (or null if niether found)
},
addEvent:function(target, functionref, tasktype){
if (target.addEventListener)
target.addEventListener(tasktype, functionref, false);
else if (target.attachEvent)
target.attachEvent('on'+tasktype, function(){return functionref.call(target, window.event)});
},
init:function(tabsmenuid, submenuid, disappearBool,tab){
this.tabsmenutree[tabsmenuid]={}
this.tabsmenutree[tabsmenuid].tabs=[] //array referencing the active tab links in this menu (ones with a "rel=gotsubmenu" attr)
this.tabsmenutree[tabsmenuid].submenu=null //reference submenu DIV for this menu
this.tabsmenutree[tabsmenuid].submenu_divs=[] //array referencing the submenu contents (external DIVs with class="tabsmenucontent")
var submenu=document.getElementById(submenuid)
submenu._parentid=tabsmenuid
this.tabsmenutree[tabsmenuid].submenu=submenu //remember this DIV as menu's submenu container
var remoteurl=submenu.getElementsByTagName("a")[0].getAttribute("href")
this.ajaxload(tabsmenuid, submenuid, disappearBool, remoteurl,tab?-1:false)
}
}
document.write('<style type="text/css">\n.tabsmenucontent{display:none}\n</style>')
</script>
</head>
<body>
<div id="mytabsmenu" class="tabsmenuclass">
<ul>
<li><a href="http://www.javascriptkit.com" rel="gotsubmenu[selected]">JavaScript Kit</a></li>
<li><a href="http://www.cssdrive.com" rel="gotsubmenu">CSS Drive</a></li>
<li><a href="http://www.codingforums.com">No Sub Menu</a></li>
</ul>
</div>
<div id="mysubmenuarea" class="tabsmenucontentclass">
<!--1st link within submenu container should point to the external submenu contents file-->
<a href="submenucontents3.htm" style="visibility:hidden">Sub Menu contents</a>
</div>
<script type="text/javascript">
//mouseovertabsmenu.init("tabs_container_id", "submenu_container_id", "bool_hidecontentsmouseout", true = do not use cookie = forced to use selected)
mouseovertabsmenu.init("mytabsmenu", "mysubmenuarea",'',true);
</script>
</body>
</html>
Mouse Over Tabs Menu - questions about selected functionality
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