var endtimer=0;
var thedocument=0;

function dropit(school){
    
	cancelclosing();

	if (thedocument) thedocument.style.visibility = 'hidden';

	thedocument = document.getElementById(school);
	document.getElementById(school).style.visibility = 'visible';

}

function retrieveit(){
	if (thedocument) thedocument.style.visibility = 'hidden';

}

function closebytime(){
	endtimer = window.setTimeout(retrieveit,350);
}

function cancelclosing(){
	if(endtimer)
	{
		window.clearTimeout(endtimer);
		endtimer = null;
	}

}

document.onclick = retrieveit; 


function drophelp(){
	document.getElementById("helplink").style.display = 'none';
	document.getElementById("helptext").style.display = 'block';
}

function retrievehelp(){
	document.getElementById("helplink").style.display = 'inherit';
	document.getElementById("helptext").style.display = 'inherit';
}