var globalID;
function showclose(pid){
	if(globalID!=null){ document.getElementById(globalID).style.display = 'none'; }
	if(document.getElementById(pid).style.display == 'none'){
		if(pid == globalID){ globalID=null; return; }
		document.getElementById(pid).style.display = 'block';
		globalID = pid;
	} else {
		document.getElementById(pid).style.display = 'none';
	}
}