function getSeason(){
	var now = new Date();
	var y = now.getFullYear();
	var date0 = new Date(y,'4','1');
	var date1 = new Date(y,'9','1');

	if(now.getTime() >= date1.getTime()){
		return("winter");
	}else if(now.getTime() >= date0.getTime()){
		return("zomer");
	}else{
		return("winter");
	}
}