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#$(document).mouseup(function (e) {
#    var container = $("YOUR CONTAINER SELECTOR");
#
#    if (!container.is(e.target) // if the target of the click isn't the container...
#        && container.has(e.target).length === 0) // ... nor a descendant of the container
#    {
#        container.hide();
#    }
#});



$upgrades_menu = $("div.extra_menu")

if $upgrades_menu.length > 0

	$(document).mouseup (e) ->
		if !$upgrades_menu.is(e.target) and $upgrades_menu.has(e.target).length == 0
			$upgrades_menu.hide()
			return