$(function(){
  $("#navMain .dropdown").hover(activateDropdown, deactivateDropdown);
	$('span.email').each(function () {
			var adr = this.innerHTML;
			adr = adr.replace(/ \[{0,1}(dot|period)\]{0,1} /gi,'.').replace(/ \[{0,1}at\]{0,1} /gi,'@');
			$(this).html('<a href="mailto:'+adr+'">'+adr+'</a>');
	});
})

function activateDropdown(evt) {
  $(this).children("span").addClass("active");
  $(this).children("ul").show();
}

function deactivateDropdown(evt) {
  $(this).children("span").removeClass("active");
  $(this).children("ul").hide();
}