var curopen = "";
$(document).ready(function(){
	$("#pages-conf").click(function(){
		menuGo("pageNav-conf");
	});
	$("#pages-exhib").click(function(){
		menuGo("pageNav-exhib");
	});
	$("#pages-hist").click(function(){
		menuGo("pageNav-hist");
	});
});

function menuGo(menu){
	var dropdown = $("#"+menu);
		if(curopen != "" && curopen != menu){
			$("#"+curopen).slideToggle(100);
		}
		dropdown.slideToggle(200);
		if(curopen == menu){
			curopen = "";
		}
		curopen = menu;
}