//////////////////////////////////////////////////////////////////////////////////////
// DETECTION DE LA LANGUE
//////////////////////////////////////////////////////////////////////////////////////
/*function test_langue(){
	var language = lire_cookie("lang");
	if(language == null){
		if (navigator.browserLanguage) language = navigator.browserLanguage;
		else language = navigator.language;
		date=new Date;
		date.setFullYear(date.getFullYear()+10);
		ecrire_cookie("lang", language);
	}
	//
	//if (language.indexOf('fr') > -1) document.location.href = 'index.php?lang=fr';
	//else if (language.indexOf('zh') > -1) document.location.href = 'index.php?lang=zh';
}
function getLang(){
	document.write(language);
}*/
///////////////////////////////////////////////////////////////////////////////////
// GESTION COOKIE
///////////////////////////////////////////////////////////////////////////////////
function ecrire_cookie(nom, valeur) {
	var argv=ecrire_cookie.arguments;
	var argc=ecrire_cookie.arguments.length;
	var expires=(argc > 2) ? argv[2] : null;
	var path=(argc > 3) ? argv[3] : null;
	var domain=(argc > 4) ? argv[4] : null;
	var secure=(argc > 5) ? argv[5] : false;
	document.cookie=nom+"="+escape(valeur)+
	((expires==null) ? "" : ("; expires="+expires.toGMTString()))+
	((path==null) ? "" : ("; path="+path))+
	((domain==null) ? "" : ("; domain="+domain))+
	((secure==true) ? "; secure" : "");
}
function getCookieVal(offset) {
	var endstr=document.cookie.indexOf (";", offset);
	if (endstr==-1) endstr=document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}
function lire_cookie(nom) {
	var arg=nom+"=";
	var alen=arg.length;
	var clen=document.cookie.length;
	var i=0;
	while (i<clen) {
		var j=i+alen;
		if (document.cookie.substring(i, j)==arg) return getCookieVal(j);
		i=document.cookie.indexOf(" ",i)+1;
		if (i==0) break;
	}
	return null;
}
///////////////////////////////////////////////////////////////////////////////////
// ROLLOVER RUB
///////////////////////////////////////////////////////////////////////////////////
function changeOpac(img, opacity) {
	var object = document.getElementById(id).style; 
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
}
function alpha_img(img, oui){
	if(document.getElementById){
		if (oui==0){
			if(document.all) img.filters.alpha.opacity=100;
			else {
				img.style.setProperty("-moz-opacity", 1, "");
				img.style.setProperty("-khtml-opacity", 1, "");
				//img.style.setProperty("opacity", 1, "");
			}
		}
		else{
			if(document.all) img.filters.alpha.opacity=80;
			else {
				img.style.setProperty("-moz-opacity", .8, "");
				img.style.setProperty("-khtml-opacity", .8, "");
				//img.style.setProperty("opacity", .8, "");
			}
		}
	}
}
function border_img(img, oui) {
	if(document.getElementById){
		img.border = (oui==0)? 0:1;
	}
}
function affiche_zone(element){
	if(document.getElementById){
		//if(document.getElementById(element).style.display) {
			if(document.getElementById(element).style.display=="block") document.getElementById(element).style.display="none";
			else document.getElementById(element).style.display="block";
		//} else document.getElementById(element).style.display="block";
	}
}
////////////////////////////////////////////////////////////////////////////////////
// POPUP VIDEO
////////////////////////////////////////////////////////////////////////////////////
function popup_video1(){
	pop_video1=window.open('http://medias.cnam.fr/mediascnam/Conferences/2006/C060124_Innov150_real-0_800x600.htm','pop_video1','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=830,height=650'); 
	pop_video1.focus(); 
	return false;
}
function popup_video2(){
	pop_video2=window.open('video_picasso.php','pop_video2','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=380,height=350'); 
	pop_video2.focus(); 
}
function popup_video3(){
	pop_video2=window.open('video_culture_chinoise.php','pop_video3','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,width=380,height=350'); 
	pop_video2.focus(); 
}
////////////////////////////////////////////////////////////////////////////////////
// POPUP PRINT
////////////////////////////////////////////////////////////////////////////////////
function imprime(page){
	var props = "width=800, height=600, ";
	props += "menubar=yes, resizable=yes, scrollbars=yes, toolbar=yes, location=no, directories=no, status=no";
	popupprint = window.open("print.php?page="+page, "popupprint", props);
	popupprint.focus();
}