function menu(num,langue){
	hide_all();
	reset_all(langue)
	
	var tmp=document.getElementById("bt_"+num)
	var tmp2=document.getElementById("menu_"+num)
	
	if(navigator.appName=="Microsoft Internet Explorer"){tmp.filters.blendTrans.apply()}
	if(navigator.appName=="Microsoft Internet Explorer"){tmp2.filters[0].apply()}
	
	document.getElementById("menu_"+num).style.display="";
	document.getElementById("bt_"+num).src="img/bt_"+langue+"_"+num+"_b.gif";
	
	if(navigator.appName=="Microsoft Internet Explorer"){tmp.filters.blendTrans.play()}
	if(navigator.appName=="Microsoft Internet Explorer"){tmp2.filters[0].play()}
	
	if(num==1){tmp="exposer_concept.php"}
	if(num==2){tmp="visiter_concept.php"}
	if(num==3){tmp="sponsoring_a.php"}
	if(num==4){tmp="programme.php"}
	if(num==5){tmp="conferences.php"}
	if(num==6){tmp="media.php"}
	if(num==7){tmp="info-generales-a.php"}
	if(num==8){tmp="contacts.php"}
	
	setTimeout("location.href='"+tmp+"';",400);
	
	}

function hide_all(){
	document.getElementById("menu_1").style.display="none";
	document.getElementById("menu_2").style.display="none";
	document.getElementById("menu_3").style.display="none";
	document.getElementById("menu_4").style.display="none";
	document.getElementById("menu_5").style.display="none";
	document.getElementById("menu_6").style.display="none";
	document.getElementById("menu_7").style.display="none";
	document.getElementById("menu_8").style.display="none";
	}
	
function reset_all(langue){
	document.getElementById("bt_1").src="img/bt_"+langue+"_1_a.gif";
	document.getElementById("bt_2").src="img/bt_"+langue+"_2_a.gif";
	document.getElementById("bt_3").src="img/bt_"+langue+"_3_a.gif";
	document.getElementById("bt_4").src="img/bt_"+langue+"_4_a.gif";
	document.getElementById("bt_5").src="img/bt_"+langue+"_5_a.gif";
	document.getElementById("bt_6").src="img/bt_"+langue+"_6_a.gif";
	document.getElementById("bt_7").src="img/bt_"+langue+"_7_a.gif";
	document.getElementById("bt_8").src="img/bt_"+langue+"_8_a.gif";
	}
	
function langue(langue){
	tmp=location.href+"";
	
	if(tmp.indexOf(".php")!=-1){
		tmp=tmp.split(".php");
		tmp=tmp[0];
		tmp+=".php?langue="+langue;
		}else{
			tmp="http://www.aeromart.tm.fr/tianjin/?langue="+langue
			}
	location.href=tmp;
	
	}