// JavaScript Document
date = new Date();

mons = date.getMonth()+1;

if(mons <= 2 || mons == 12){
	document.write("<img src='/img/top_winter.jpg' width='840' height='303'>");
}else if(mons <= 5){
	document.write("<img src='/img/top_spring.jpg' width='840' height='303'>");
}else if(mons <= 8){
	document.write("<img src='/img/top_summer.jpg' width='840' height='303'>");
}else if(mons <= 11){
	document.write("<img src='/img/top_autum.jpg' width='840' height='303'>");
}else{
	document.write("<img src='/img/top_summer.jpg' width='840' height='303'>");
	
}