var inxCmenu = document.getElementById('cmenu');
var inxContent = document.getElementById('content');

if(inxCmenu && inxContent) {
	var h1 = inxCmenu.offsetHeight;
	var h2 = inxContent.offsetHeight;
	
	var cH = Math.max(h1,h2);
	
	if(cH > 0) {
		cH = cH;
		inxCmenu.style.height = cH + 'px';
		inxContent.style.height = (cH + 20) + 'px';
	}
}