window.addEventListener?window.addEventListener('load',init,false):window.attachEvent('onload',init);
window.addEventListener?window.addEventListener('resize',init,false):window.attachEvent('onresize',init);

function getPageWidth(){
	var de = document.documentElement;
	return window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
}

function getPageHeight() {
	var de = document.documentElement;
	return window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
}

function init() {
	var x=getPageWidth();
	if(x<1200) {
		document.getElementById('right').style.display='none';
		document.getElementById('page').style.marginRight='20px';
	} else {
		document.getElementById('right').style.display='block';
		document.getElementById('page').style.marginRight='390px';	
	}
}