function toggleContainer(obj) {	
 	container = $(obj);
	openlabel = obj+'_open';
	closelabel = obj+'_close';
	if(container.style.display == 'none') {
		Effect.BlindDown(obj);
		hideThis(openlabel);
		showInline(closelabel);
	} else {
		Effect.BlindUp(obj);
		hideThis(closelabel);
		showInline(openlabel);
	}
}

function changeClass(id, newClass) {
	var identity=document.getElementById(id);
	identity.className=newClass;
}

function showInline(id) {
	document.getElementById(id).style.display='inline';
}

function showBlock(id) {
	document.getElementById(id).style.display='block';
}

function hideThis(id) {
	document.getElementById(id).style.display='none';
}