// JavaScript Document
function about(){
	document.getElementById("about_top").style.display = "block";
	document.getElementById("rental_top").style.display = "none";
	document.getElementById("calender_top").style.display = "none";
}

function calendar(){
	document.getElementById("about_top").style.display = "none";
	document.getElementById("rental_top").style.display = "none";
	document.getElementById("calender_top").style.display = "block";
}

function rental(){
	document.getElementById("about_top").style.display = "none";
	document.getElementById("rental_top").style.display = "block";
	document.getElementById("calender_top").style.display = "none";
}

function noDrop(){
	document.getElementById("about_top").style.display = "none";
	document.getElementById("rental_top").style.display = "none";
	document.getElementById("calender_top").style.display = "none";
}