$(document).ready ( function() {
	var active = 0;
	$('.menu li').hover( function() {

		if($(this).hasClass('active')){
			active = 1;
		}else{
			$(this).addClass('active');
			active = 0;
		}
	},function(){

		if(active != 1){
			$(this).removeClass('active');
		}
	});
});