function setVisibility(objectID, state){
	var dom = findDOM(objectID,1);
	dom.visibility = state;
}

function toggleVisibility(objectID) {
	var dom = findDOM(objectID,1);
	state = dom.visibility;
	if (state == 'hidden' || state == 'hide')
		dom.visibility = 'visible';
	else {
		if (state == 'visible' || state == 'show')
		dom.visibility = 'hidden'
	else dom.visibility = 'visible';
	}
}