function showDrop(layer) {
	div = layer;
	document.getElementById(div).style.display = "block";
	document.getElementById("closer").style.display = "block";
}
function closeDrop(layer) {
	div = layer;
	document.getElementById(div).style.display = "none";
	document.getElementById("closer").style.display = "none";
	
}
function closeDrop2(layer){
	div = layer;
	setTimeout("closeDrop(div)", 500);
}