function showMenu(id) {
var d = document.getElementById('smenu'+id);

	for (var i = 1; i<=1000; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
if (d) {
	d.style.display='block';	
	}
}


function displayInfo(number, color){
	for(var i = 1; i<=100; i++){
		// hide others 
		if (document.getElementById('div_infos_map'+i)) document.getElementById('div_infos_map'+i).style.display='none';
	}
	// display it
	document.getElementById('div_infos_map' + number).style.display='block';
	document.getElementById('div_infos_map' + number).style.border='1px solid #'+color;
}