var LastLandingPageScreenWidth=0;
function landingPageScreenResizedListener() {

	if(screen.width==LastLandingPageScreenWidth) return;
	LastLandingPageScreenWidth=screen.width;

	if(window.matchMedia("(min-width:759px)").matches) {
		setVisible("primarypagemenu",true);
	}
	else {
		setVisible("primarypagemenu",false);
	};
};