/*
	écrit par Michel HOËL Urbilog (http://www.urbilog.fr)
	Novembre 2005
	Pas de distribution sans accord de la Société Urbilog.
*/
var timeout = 10;
var largeur = new Array();
var tm = new Array();	
function Navigateur () {
	var agent = navigator.userAgent.toLowerCase(); 
	this.cestIE  = ((agent.indexOf('msie') != -1) && (agent.indexOf('opera') == -1) && (agent.indexOf('webtv') == -1));
}
function cacheUl(id,type) {
	if(type=="mv"){ 
   		document.getElementById(id).getElementsByTagName('ul')[0].style['visibility'] = 'hidden';
		document.getElementById(id).getElementsByTagName('ul')[0].style['left'] = '0px';
	}
	else{
		document.getElementById(id).getElementsByTagName('ul')[0].style['display'] = 'none';
		document.getElementById(id).getElementsByTagName('ul')[0].style['left'] = '0px';
	}
	
	/*var srcOri = document.getElementById(id).getElementsByTagName('img')[0].src;
	document.getElementById(id).getElementsByTagName('img')[0].src="images/" + document.getElementById(id).getElementsByTagName('img')[0].className;
	document.getElementById(id).getElementsByTagName('img')[0].className = srcOri.substr(srcOri.lastIndexOf('images/')+7);*/
}
function MenuBase() {
	this.type = "mv";
	this.navigateur = new Navigateur;	
	this.init = function() {
		if(!document.getElementById && !document.createTextNode){return;}
	        var menu = document.getElementById(this.type);
	        if (menu != null) {
	        	var lis = menu.getElementsByTagName('li');
		        for ( var i=0; i<lis.length; i++ ) {
		            if ( lis.item(i).getElementsByTagName('ul').length > 0 ) {  
		            	      
		                if ( this.navigateur.cestIE ) this.ajouteUnEvt(lis.item(i),'keyup',this.montre);
		                if ( this.navigateur.cestIE ) this.ajouteUnEvt(lis.item(i),'keydown',this.timeoutCache);
		                this.ajouteUnEvt(lis.item(i),'mouseover',this.montre);
		                this.ajouteUnEvt(lis.item(i),'mouseout',this.timeoutCache); 
		                this.ajouteUnEvt(lis.item(i),'blur',this.timeoutCache);
		                this.ajouteUnEvt(lis.item(i),'focus',this.montre);
		                lis.item(i).setAttribute( 'id', this.type + "li"+i );
		                lis.item(i).getElementsByTagName('a')[0].className = this.type + 'repere';
		            }
		         }
		}
	}	
	this.ajouteUnEvt= function(cible, nomEvt, nomFct) {
	    if (this.navigateur.cestIE) eval('cible.on'+nomEvt+'=nomFct');
	    else cible.addEventListener( nomEvt , nomFct , true );
	}	
	this.timeoutCache= function() {
	    tm[this.id] = window.setTimeout("cacheUl('" + this.id + "','" + this.type + "')", timeout);
	}
	this.montre = function (){
		
	    if(this.type=="mv"){
		    this.getElementsByTagName('ul')[0].style['visibility'] = 'visible';
		    this.getElementsByTagName('ul')[0].style['left'] = 'auto';
		    clearTimeout(tm[this.id]);
		    var ul = this.parentNode;
		    for (var i=0; i<ul.childNodes.length; i++ ) {
		    	var lis = ul.childNodes[i];
		        if (lis.id && lis.id != this.id) {
			    var uls = lis.getElementsByTagName('ul');
			    for (var j=0; j<uls.length; j++) {
			    	uls.item(j).style['visibility'] = 'hidden';
		    		uls.item(j).style['left'] = '0px';
			    }
		        }
		    }
	   }
	   else{
	   		
	   	   this.getElementsByTagName('ul')[0].style['display'] = 'block';
		   this.getElementsByTagName('ul')[0].style['left'] = 'auto';
		   
		  /* var srcOri = this.getElementsByTagName('img')[0].src;
		   this.getElementsByTagName('img')[0].src="../images/" + this.getElementsByTagName('img')[0].className;
		   this.getElementsByTagName('img')[0].className = srcOri.substr(srcOri.lastIndexOf('../images/')+7); */
		   
		   clearTimeout(tm[this.id]);
		    var ul = this.parentNode;
		    for (var i=0; i<ul.childNodes.length; i++ ) {
		    	var lis = ul.childNodes[i];
		        if (lis.id && lis.id != this.id) {
			    var uls = lis.getElementsByTagName('ul');
			    for (var j=0; j<uls.length; j++) {
			    	uls.item(j).style['display'] = 'none';
		    		uls.item(j).style['left'] = '0px';
			    }
		        }
	   	}
	}	
}
}
Menu.prototype = new MenuBase();
function Menu(type) {
	this.type = type;
	this.init();
}

function changeImage(obj,nomSrc) {
	obj.src="images/custom/"+nomSrc;
}