function showBaseNavi(){
	if (document.getElementById("pagesubnav").style.visibility == 'hidden' ){
		Ext.get('pagesubnav').fadeIn('t', {easing:'easeOut', duration: .4, useDisplay: true});
	} else {
		Ext.get('pagesubnav').fadeOut('t', {easing:'easeOut', duration: .4, useDisplay: true});
	}
}