function toggleDispBox(hideObj,showObj){
	document.getElementById(hideObj).style.display='none';
	document.getElementById(showObj).style.display='block';
}

function showHide(obj){
	var disp = 'block';
	if(document.getElementById(obj).style.display == 'block') disp = 'none';
	
	document.getElementById(obj).style.display = disp;
}