/*
Author   : bieler batiste

Copyright (C) 2004  Bieler Batiste

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

var timeout = 500;

for( var i = 0; i < 100; i++ ) { eval("var timeoutli" + i + " = false;"); }

function initMenu(className) {
    if ( browser.isDOM1 
    && !( browser.isMac && browser.isIE ) 
    && !( browser.isOpera && browser.versionMajor < 7 )
    && !( browser.isIE && browser.versionMajor < 5 ) ) {
        var menu = document.getElementById(className);
        var lis = menu.getElementsByTagName('li');
        menu.className=className;
        for ( var i=0; i<lis.length; i++ ) {
            if ( lis.item(i).getElementsByTagName('ul').length > 0 ) {        
                if ( browser.isIE ) addAnEvent(lis.item(i),'keyup',show);
                addAnEvent(lis.item(i),'mouseover',show);
                addAnEvent(lis.item(i),'mouseout',timeoutHide);
                addAnEvent(lis.item(i),'blur',timeoutHide);
                addAnEvent(lis.item(i),'focus',show);
                lis.item(i).setAttribute( 'id', "li"+i );
            }
        }
    }
}

function addAnEvent( target, eventName, functionName ) {
    if ( browser.isIE ) eval('target.on'+eventName+'=functionName');
    else target.addEventListener( eventName , functionName , true );
}
    
function timeoutHide() {
    eval( "timeout" + this.id + " = window.setTimeout('hideUlUnder( \"" + this.id + "\" )', " + timeout + " );");
}

function hideUlUnder( id ) {   
    document.getElementById(id).getElementsByTagName('ul')[0].style['visibility'] = 'hidden';
}
function show() {
    this.getElementsByTagName('ul')[0].style['visibility'] = 'visible';
    var currentNode=this;
    while(currentNode) {
		if( currentNode.nodeName=='LI')currentNode.getElementsByTagName('a')[0].className = 'linkOver';
		currentNode=currentNode.parentNode;
    }
    eval ( "clearTimeout( timeout"+ this.id +");" );
    hideAllOthersUls( this );
}

function hideAllOthersUls( currentLi ) {
    var lis = currentLi.parentNode;
    for ( var i=0; i<lis.childNodes.length; i++ ) {
        if ( lis.childNodes[i].nodeName=='LI' && lis.childNodes[i].id != currentLi.id ) hideUlUnderLi( lis.childNodes[i] );
    }
}

function hideUlUnderLi( li ) {
    var as = li.getElementsByTagName('a');
    for ( var i=0; i<as.length; i++ )  as.item(i).className="";
    var uls = li.getElementsByTagName('ul');
    for ( var i=0; i<uls.length; i++ ) uls.item(i).style['visibility'] = 'hidden';
}