function toggle(obj1, obj2) {
	var change = document.getElementById(obj1);
	
	if ( change.style.display != 'none' ) {
		change.style.display = 'none';
	}
	else {
		change.style.display = '';
	}

	var chang2 = document.getElementById(obj2);
	
	if ( chang2.style.display != 'none' ) {
		chang2.style.display = 'none';
	}
	else {
		chang2.style.display = '';
	}
}

	function popup(url, w, h) {
		window.open(url,'popup','height='+h+', width='+w+', menubar=no, status=yes, scrollbars=yes, resizable=yes, toolbar=yes, location=no');		
	}