rem: return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; }, 
add: var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; return pos > 1 ? 1 : pos; }, 
context:   flicker: function(pos) {    return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;  },
meta: 9100	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9100/2d4247a14ff4ce25ad80cbc65b787dfde7ddb16e/effects.js/buggy/typo3/contrib/scriptaculous/effects.js