gistfile1.txt

function _getContainer(element) {
		var containerElement, isWindow;

		// manual override
		if (element.attr('data-target') && element.attr('data-target') !== 'window') {
			containerElement = element.attr('data-target');
			isWindow = false;
		} else {
			// default to window otherwise
			containerElement = window;
			isWindow = true;

			if (!element.attr('data-target')) {
				// unless there's a parent element with non-visible overflow
				$.each(element.parents(), function (index, value) {
					if ($(value).css('overflow') !== 'visible') {
						containerElement = value;
						isWindow = false;
						return false;
					}
				});
			}
		}

		return {
			overflowElement: $(containerElement),
			isWindow: isWindow
		};
	}