/* navig principale */

navHover = function() {
	var lis = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<lis.length; i++) {
		lis[i].onmouseover=function() {
			this.className+=" iehover";
		}
		lis[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", navHover);	

/* menu utilitaire */

navHover = function() {
	var lis = document.getElementById("menuUtil").getElementsByTagName("LI");
	for (var i=0; i<lis.length; i++) {
		lis[i].onmouseover=function() {
			this.className+=" iehover";
		}
		lis[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", navHover);

/* ouvrir nouvelle fenêtre */ 

	var win= null;
	function NewWindow(mypage,myname,w,h,scroll,menu,tool){
	var winl = (screen.width-w)/2;
	var wint = (screen.height-h)/2;
	var settings  ='height='+h+',';
	settings +='width='+w+',';
	settings +='top='+wint+',';
	settings +='left='+winl+',';
	settings +='scrollbars='+scroll+',';
	settings +='menubar='+menu+',';
	settings +='toolbar='+tool+',';
	settings +='resizable=yes';
	win=window.open(mypage,myname,settings);
	if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
	}
	
/* Recherche de base */

function rechbase() {
	
	if (document.forms["formrech"].str.value != "") {
		document.forms["formrech"].action="/monde/recherche/index.fcgi";
		document.forms["formrech"].submit(); 	
	}
	
}

/* ---[ Effet rollover sur un bouton Submit ]--------------------- */

	function rolloverButton (id, state) {
	  if (document.getElementById) {
	    var element_id = document.getElementById(id);
		
		if (state == 'over') {
		  element_id.className = 'bt_' + id + 'On'
		}else{
		  element_id.className = 'bt_' + id + 'Off'
		}
	  }
	}	
	
	

/* ---[ Popup CSS - fait apparaitre une div par-dessus une page ]--------------------- */

function toggle(div_id) {
	var el = document.getElementById(div_id);
	if ( el.style.display == 'none' ) {	el.style.display = 'block';}
	else {el.style.display = 'none';}
}

function window_pos(popUpDivVar) {
	if (typeof window.innerWidth != 'undefined') {
		viewportwidth = window.innerHeight;
	} else {
		viewportwidth = document.documentElement.clientHeight;
	}
	if ((viewportwidth > document.body.parentNode.scrollWidth) && (viewportwidth > document.body.parentNode.clientWidth)) {
		window_width = viewportwidth;
	} else {
		if (document.body.parentNode.clientWidth > document.body.parentNode.scrollWidth) {
			window_width = document.body.parentNode.clientWidth;
		} else {
			window_width = document.body.parentNode.scrollWidth;
		}
	}
	var popUpDiv = document.getElementById(popUpDivVar);
	window_width=window_width/2-150; 
	//150 is half popup's width
	popUpDiv.style.left = window_width + 'px';
}
function popup(windowname) {
	window_pos(windowname);
	toggle(windowname);		
}

/* ---[ Expand/Collapse Div (sert à montrer/cacher le contenu d'une div ]--------------------- */


imgout=new Image(9,9);
imgin=new Image(9,9);


imgout.src="/monde/images/bt_cacher.gif";
imgin.src="/monde/images/bt_montrer.gif";


//this switches expand collapse icons
function filter(imagename,objectsrc){
	if (document.images){
		document.images[imagename].src=eval(objectsrc+".src");
	}
}

//show OR hide funtion depends on if element is shown or hidden
function ExpandCollapse (id) { 
	
	if (document.getElementById) { // DOM3 = IE5, NS6
		if (document.getElementById(id).style.display == "none"){
			document.getElementById(id).style.display = 'block';
			filter(("img"+id),'imgin');			
		} else {
			filter(("img"+id),'imgout');
			document.getElementById(id).style.display = 'none';			
		}	
	} else { 
		if (document.layers) {	
			if (document.id.display == "none"){
				document.id.display = 'block';
				filter(("img"+id),'imgin');
			} else {
				filter(("img"+id),'imgout');	
				document.id.display = 'none';
			}
		} else {
			if (document.all.id.style.visibility == "none"){
				document.all.id.style.display = 'block';
			} else {
				filter(("img"+id),'imgout');
				document.all.id.style.display = 'none';
			}
		}
	}
}

/* ---[ Afficher ou masquer un div ]--------------------- */

function show(layer_ref) {

state = 'block';

if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref + ".style.display = state");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref].display = state;
}
if (document.getElementById &&!document.all) {
hza = document.getElementById(layer_ref);
hza.style.display = state;
}
}	

function hide(layer_ref) {

state = 'none';

if (document.all) { //IS IE 4 or 5 (or 6 beta)
eval( "document.all." + layer_ref + ".style.display = state");
}
if (document.layers) { //IS NETSCAPE 4 or below
document.layers[layer_ref].display = state;
}
if (document.getElementById &&!document.all) {
hza = document.getElementById(layer_ref);
hza.style.display = state;
}
}	


/* ---[ Tooltip ]--------------------- */


/*javascript for Bubble Tooltips by Alessandro Fulciniti
- http://pro.html.it - http://web-graphics.com */

function enableTooltips(id){
var links,i,h;
if(!document.getElementById || !document.getElementsByTagName) return;
AddCss();
h=document.createElement("span");
h.id="btc";
h.setAttribute("id","btc");
h.style.position="absolute";
document.getElementsByTagName("body")[0].appendChild(h);
if(id==null) links=document.getElementsByTagName("a");
else links=document.getElementById(id).getElementsByTagName("a");
for(i=0;i<links.length;i++){
    Prepare(links[i]);
    }
}

function Prepare(el){
var tooltip,t,b,s,l;
t=el.getAttribute("title");
if(t==null || t.length==0) {
	 		t="link:";
	} else {
			el.removeAttribute("title");
			tooltip=CreateEl("span","tooltip");
			s=CreateEl("span","top");
			s.appendChild(document.createTextNode(t));
			tooltip.appendChild(s);
			b=CreateEl("b","bottom");
			/* l=el.getAttribute("href");
			if(l.length>30) l=l.substr(0,27)+"...";
			b.appendChild(document.createTextNode(l)); */
			tooltip.appendChild(b);
			setOpacity(tooltip);
			el.tooltip=tooltip;
			el.onmouseover=showTooltip;
			el.onmouseout=hideTooltip;
			el.onmousemove=Locate;
		}
}

function showTooltip(e){
document.getElementById("btc").appendChild(this.tooltip);
Locate(e);
}

function hideTooltip(e){
var d=document.getElementById("btc");
if(d.childNodes.length>0) d.removeChild(d.firstChild);
}

function setOpacity(el){
el.style.filter="alpha(opacity:90)";
el.style.KHTMLOpacity="0.90";
el.style.MozOpacity="0.90";
el.style.opacity="0.90";
}

function CreateEl(t,c){
var x=document.createElement(t);
x.className=c;
x.style.display="block";
return(x);
}

function AddCss(){
var l=CreateEl("link");
l.setAttribute("type","text/css");
l.setAttribute("rel","stylesheet");
l.setAttribute("href","/monde/css/functions.css");
l.setAttribute("media","screen");
document.getElementsByTagName("head")[0].appendChild(l);
}

function Locate(e){
var posx=0,posy=0;
if(e==null) e=window.event;
if(e.pageX || e.pageY){
    posx=e.pageX; posy=e.pageY;
    }
else if(e.clientX || e.clientY){
    if(document.documentElement.scrollTop){
        posx=e.clientX+document.documentElement.scrollLeft;
        posy=e.clientY+document.documentElement.scrollTop;
        }
    else{
        posx=e.clientX+document.body.scrollLeft;
        posy=e.clientY+document.body.scrollTop;
        }
    }
document.getElementById("btc").style.top=(posy+10)+"px";
document.getElementById("btc").style.left=(posx-20)+"px";
}