function newidCefndir(id) {

	if (document.getElementById) {
		var image = document.getElementById(id);
		image.width = vpWidth();	
	}
}

function vpWidth() {
	return window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
}

function vpHeight() {
	return window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
}