/**
 * Schaal de Sidebar naar de lengte van de pagina.
 */
function setSidebarSize() {
	var sb = document.getElementById("contentSidebar");
	var cc = document.getElementById("content");
	var hc = cc.offsetHeight;
	sb.style.height = hc + "px";
}

/**
 * Schaal het contentvlak naar de lengte van de pagina.
 */
function setContentSize() {
	var cb = document.getElementById("contentBox");
	var hb = document.getElementById("head");
	var fb = document.getElementById("footer");
	var hh = hb.offsetHeight;
	var hf = fb.offsetHeight;
	if(self.innerWidth) {
		hw = self.innerHeight;
		cssProp = 'minHeight';
	} else if(document.documentElement && document.documentElement.clientWidth) {
		hw = document.documentElement.clientHeight;
		if(typeof document.body.style.maxHeight != "undefined") {
		  cssProp = 'minHeight';
		} else {
		  cssProp = 'height';
		}
	} else if(document.body) {
		hw = document.body.clientHeight;
		cssProp = 'minHeight';
	} else {
		return;
	}
	var hc = hw - hh - hf;
	if(hc > cb.offsetHeight) {
		eval('cb.style.'+cssProp+' = hc + \'px\'');
	}
}