jQuery.fn.vibrate=function(conf){var config=jQuery.extend({speed:30,duration:2000,frequency:5000,spread:3},conf);return this.each(function(){var t=jQuery(this);var vibrate=function(){var topPos=Math.floor(Math.random()*config.spread)-((config.spread-1)/2);var leftPos=Math.floor(Math.random()*config.spread)-((config.spread-1)/2);var rotate=Math.floor(Math.random()*config.spread)-((config.spread-1)/2);t.css({position:'relative',left:leftPos+'px',top:topPos+'px',WebkitTransform:'rotate('+rotate+'deg)'})};var doVibration=function(){var vibrationInterval=setInterval(vibrate,config.speed);var stopVibration=function(){clearInterval(vibrationInterval);t.css({position:'static',WebkitTransform:'rotate(0deg)'})};setTimeout(stopVibration,config.duration)};setInterval(doVibration,config.frequency)})};