behavior-tooltip.js
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			/**
			* @provides javelin-behavior-phabricator-tooltips
			* @requires javelin-behavior
			* javelin-stratcom
			* phabricator-tooltip
			* @javelin
			*/

			JX.behavior('phabricator-tooltips', function(config) {

			JX.Stratcom.listen(
			['mouseover', 'mouseout'],
			'has-tooltip',
			function (e) {
			if (e.getType() == 'mouseout') {
			JX.Tooltip.hide();
			return;
			}

			var data = e.getNodeData('has-tooltip');

			JX.Tooltip.show(
			e.getTarget(),
			data.size \|\| 120,
			data.align \|\| 'N',
			data.tip);
			});

			});

phab/webroot/rsrc/js/application/core/behavior-tooltip.jsac09345083e9stable