function cleanup(){
	document.getElementById('research_open_div').value = 'books';	
}

function research_switcher(div){
	olddiv = document.getElementById('research_open_div').value;
	
	if(olddiv != div){
		document.getElementById(olddiv).style.display = 'none';
		document.getElementById(div).style.display = 'block';
		document.getElementById('research_open_div').value = div;
	}	
}