function toggleNavbar(theID){
	
	var theNavbar = $("#ulNavbar_"+theID);
	var theNavbarTitle = $("#divNavbarTitle_"+theID);
	
	if (theNavbarTitle.hasClass("arrow_up")){
		theNavbarTitle.removeClass("arrow_up");
		theNavbarTitle.addClass("arrow_down");
	}
	else{
		theNavbarTitle.removeClass("arrow_down");
		theNavbarTitle.addClass("arrow_up");
	}
	
	theNavbar.slideToggle();

}