window.onload = function checkwidth() {

	if (parseInt(navigator.appVersion)>3) {
		if (navigator.appName=="Netscape") {
			winW = window.innerWidth;
		}
		else {
			winW = document.body.offsetWidth;
		}
	}

	if(winW > 850) {
		document.getElementById('house').style.margin = "0";
	}
}