function show(id) {
	var obj = document.getElementById( id );
	obj.style.visibility = 'visible';
}
	
function hide(id) {
	var obj = document.getElementById( id );
	obj.style.visibility = 'hidden';
}

function news() {
	
	show('newsPop');
	hide('bdesPop');
	hide('mdesPop');
	hide('programsPop');
	hide('alumniPop');
	hide('researchPop');
	hide('galleryPop');
}

function bdes() {
	
	hide('newsPop');
	show('bdesPop');
	hide('mdesPop');
	hide('programsPop');
	hide('alumniPop');
	hide('researchPop');
	hide('galleryPop');
}

function mdes() {
	
	hide('newsPop');
	hide('bdesPop');
	show('mdesPop');
	hide('programsPop');
	hide('alumniPop');
	hide('researchPop');
	hide('galleryPop');
}

function programs() {
	
	hide('newsPop');
	hide('bdesPop');
	hide('mdesPop');
	show('programsPop');
	hide('alumniPop');
	hide('researchPop');
	hide('galleryPop');
}

function alumni() {
	
	hide('newsPop');
	hide('bdesPop');
	hide('mdesPop');
	hide('programsPop');
	show('alumniPop');
	hide('researchPop');
	hide('galleryPop');
}

function research() {
	
	hide('newsPop');
	hide('bdesPop');
	hide('mdesPop');
	hide('programsPop');
	hide('alumniPop');
	show('researchPop');
	hide('galleryPop');
}

function gallery() {
	
	hide('newsPop');
	hide('bdesPop');
	hide('mdesPop');
	hide('programsPop');
	hide('alumniPop');
	hide('researchPop');
	show('galleryPop');
}