if (typeof OV == "undefined" || !OV) {
    var OV = {};
}

OV.loading = {};

OV.loading.showSpinner = function(id, replaces) {
	if (!id) id = "spinner";
	YAHOO.util.Dom.removeClass(id, 'hide');
	YAHOO.util.Dom.addClass(id, 'spinner')
	if (replaces) {
		YAHOO.util.Dom.addClass(replaces, 'hide');
	}
}

OV.loading.hideSpinner = function(id, toReplace) {
	if (!id) id = "spinner";
	YAHOO.util.Dom.addClass(id, 'hide');
	YAHOO.util.Dom.removeClass(id, 'spinner');
	if (toReplace) {
		YAHOO.util.Dom.removeClass(toReplace, 'hide');
	}
}