var cfg = ($.hoverintent = { sensitivity: 7, interval: 100 }); $.event.special.hoverintent = { setup: function() { $(this).bind("mouseover", jQuery.event.special.hoverintent.handler); }, teardown: function() { $(this).unbind("mouseover", jQuery.event.special.hoverintent.handler); }, handler: function(event) { event.type = "hoverintent"; var self = this, args = arguments, target = $(event.target), cX, cY, pX, pY; function track(event) { cX = event.pageX; cY = event.pageY; }; pX = event.pageX; pY = event.pageY; function clear() { target.unbind("mousemove", track).unbind("mouseout", arguments.callee); clearTimeout(timeout); } function handler() { if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) { clear(); jQuery.event.handle.apply(self, args); } else { pX = cX; pY = cY; timeout = setTimeout(handler, cfg.interval); } } var timeout = setTimeout(handler, cfg.interval); target.mousemove(track).mouseout(clear); return true; } };