// JavaScript Document
window.onload = function(){
	//高さ合わせるIDを指定
	var id = new Array("beta", "contentsArea");
	var idHeight = new Array();

	//指定IDの高さを取得
	for(i=0; i<id.length; i++){
		idHeight[i] = document.getElementById(id[i]).offsetHeight;
	}

	//最大の高さをmaxHeightに格納
		for(i=0; i<id.length-1; i++){
			maxHeight = Math.max(idHeight[i], idHeight[i+1]);
		}

	//一番高いのに合わせる
	for(i=0; i<id.length; i++){
		document.getElementById(id[i]).style.height = maxHeight + "px";
	}
}

window.onload = function(){
	//高さ合わせるIDを指定
	var id = new Array("beta" , "contentsArea");
	var idHeight = new Array();

	//指定IDの高さを取得
	for(i=0; i<id.length; i++){
		idHeight[i] = document.getElementById(id[i]).offsetHeight;
	}

	//最大の高さをmaxHeightに格納
		for(i=0; i<id.length-1; i++){
			maxHeight = Math.max(idHeight[i], idHeight[i+1]);
		}

	//一番高いのに合わせる
	for(i=0; i<id.length; i++){
		document.getElementById(id[i]).style.height = maxHeight + "px";
	}
}