/**
 * @author canderson
 */
be.Css = function() {}
be.Css.addClassName = function(element, className)
{
	if (typeof(element.className) == 'undefined')
	{
		element.className = className;
	}
	else
	{
		be.Css.removeClassName(element, className);
		element.className += ' ' + className;
	}
}
be.Css.removeClassName = function(element, className)
{
	if (typeof(element.className) == 'undefined')
	{
		element.className = '';
	}
	else
	{
		var className_regexp = new RegExp('(^|\\s)' + className + '(\\s|$)', 'g');
		element.className = element.className.replace(className_regexp, '');
	}
}