function bioChange(arg){
	
	obj = document.getElementById("bio"+arg);
	
	if (obj.style.display=="block")
	{
	   document.getElementById("bio"+arg).style.display="none";
	}
	else {
	   document.getElementById("bio"+arg).style.display="block";
	}
}

function bioSwap(arg){
	obj = document.getElementById("biosw"+arg);
	for(i=1; i<3; i++){
		document.getElementById("biosw"+i).style.display="none";
	}
	obj.style.display="block";
}
function domSwap(arg){
	obj = document.getElementById("domsw"+arg);
	for(i=1; i<3; i++){
		document.getElementById("domsw"+i).style.display="none";
	}
	obj.style.display="block";
}