// JavaScript Document
window.onload = function show(id){
	document.getElementById('m3').onmouseover = function() {	
		document.getElementById('subnavi1').style.display = "block";
	}
	document.getElementById('m3').onmouseout = function() {	
		document.getElementById('subnavi1').style.display = "none";
	}
	document.getElementById('subnavi1').onmouseover = function() {	
		document.getElementById('subnavi1').style.display = "block";
	}
	document.getElementById('subnavi1').onmouseout = function() {	
		document.getElementById('subnavi1').style.display = "none";
	}
	document.getElementById('m4').onmouseover = function() {	
		document.getElementById('subnavi2').style.display = "block";
	}
	document.getElementById('m4').onmouseout = function() {	
		document.getElementById('subnavi2').style.display = "none";
	}
	document.getElementById('subnavi2').onmouseover = function() {	
		document.getElementById('subnavi2').style.display = "block";
	}
	document.getElementById('subnavi2').onmouseout = function() {	
		document.getElementById('subnavi2').style.display = "none";
	}
}