window.onload = setSize;
window.onresize = setSize;
function setSize(){
	if (document.body && document.body.offsetWidth) {
	 winW = document.body.offsetWidth;
	 winH = document.body.offsetHeight;
	}
	if (document.compatMode=='CSS1Compat' &&
	    document.documentElement &&
	    document.documentElement.offsetWidth ) {
	 winW = document.documentElement.offsetWidth;
	 winH = document.documentElement.offsetHeight;
	}
	if (window.innerWidth && window.innerHeight) {
	 winW = window.innerWidth;
	 winH = window.innerHeight;
	}
	
	var nieuws_size = winH - 380;
	if(nieuws_size > 540){
		document.getElementById('nieuws').style.overflow = "auto";
		document.getElementById('inhoud_blok').style.overflow = "auto";
	}
	else{
		document.getElementById('nieuws').style.overflowY = "auto";
		document.getElementById('inhoud_blok').style.overflowY = "auto";
	}
	document.getElementById('nieuws').style.height = nieuws_size;
	document.getElementById('nieuws_split').style.height = nieuws_size;
	document.getElementById('inhoud_blok').style.height = nieuws_size;
}