setHeight=function(){
	var keyvisualHeight=document.getElementById('keyvisual').offsetHeight;
	var contentHeight=document.getElementById('content').offsetHeight;
	var teaserHeight=document.getElementById('teaser').offsetHeight;
	var tmpHeight = Math.max(keyvisualHeight, contentHeight);
	var myHeight = Math.max(tmpHeight, teaserHeight);
	document.getElementById('keyvisual').style.height = myHeight;
	document.getElementById('content').style.height = myHeight;
	document.getElementById('teaser').style.height = myHeight;
}