function getHeight() {
	if (window.innerHeight != null) {
		h = window.innerHeight;
		w = window.innerWidth;
	}
	if (document.body.clientHeight != null) {
		h = document.body.clientHeight;
		w = document.body.clientWidth;
	}
	document.getElementById('main-content').style.height = h-290;

}

function getKHeight() {
	if (window.innerHeight != null) {
		h = window.innerHeight;
		w = window.innerWidth;
	}
	if (document.body.clientHeight != null) {
		h = document.body.clientHeight;
		w = document.body.clientWidth;
	}
	document.getElementById('main-content').style.height = h-101;

}