rem: new tw_Animation(this, get, set, value - this[get](), unitSize, time).start(); 
add: new tw_Animation(this, get, set, value - this[get], unitSize, time).start(); 
context:     setPropertyWithEffect: function(prop, value, unitSize, time) {        prop = prop.charAt(0).toUpperCase() + prop.substring(1);        var get = "get" + prop;        var set = "set" + prop;        new tw_Animation(this, get, set, value - this[get](), unitSize, time).start();    },
meta: 5515	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5515/d532c0ea03ef1c91856bba5408f049541b39c2ba/Component.js/buggy/src/thinwire/render/web/resources/Component.js