function Aisatsu(){
	date=new Date();
	hh=date.getHours();
		
	if (4<=hh && hh<12)
	{
		document.write("Good morning!");
	}
	else if (12<=hh && hh<18)
	{
		document.write("Good afternoon!");
	}
	else
	{
		document.write("Good evening!");
	}
}
//-->