build/iscroll-infinite.js
function () {
		var center = -this.y + this.wrapperHeight / 2;

		var minorPhase = Math.max(Math.floor(-this.y / this.infiniteElementHeight) - this.infiniteUpperBufferSize, 0),
			majorPhase = Math.floor(minorPhase / this.infiniteLength),
			phase = minorPhase - majorPhase * this.infiniteLength;

		var top = 0;
		var i = 0;
		var update = [];

		//var cachePhase = Math.floor((minorPhase + this.infiniteLength / 2) / this.infiniteCacheBuffer);
		var cachePhase = Math.floor(minorPhase / this.infiniteCacheBuffer);

		while ( i < this.infiniteLength ) {
			top = i * this.infiniteElementHeight + majorPhase * this.infiniteHeight;

			if ( phase > i ) {
				top += this.infiniteElementHeight * this.infiniteLength;
			}

			if ( this.infiniteElements[i]._top !== top ) {
				this.infiniteElements[i]._phase = top / this.infiniteElementHeight;

				if ( this.infiniteElements[i]._phase < this.options.infiniteLimit ) {
					this.infiniteElements[i]._top = top;
					if ( this.options.infiniteUseTransform ) {
						this.infiniteElements[i].style[utils.style.transform] = 'translate(0, ' + top + 'px)' + this.translateZ;
					} else {
						this.infiniteElements[i].style.top = top + 'px';
					}
					update.push(this.infiniteElements[i]);
				}
			}

			i++;
		}

		if ( this.cachePhase != cachePhase && (cachePhase === 0 || minorPhase - this.infiniteCacheBuffer > 0) ) {
			this.options.dataset.call(this, Math.max(cachePhase * this.infiniteCacheBuffer - this.infiniteCacheBuffer, 0), this.options.cacheSize);
		}

		this.cachePhase = cachePhase;

		this.updateContent(update);
	}
function () {
		var center = -this.y + this.wrapperHeight / 2;

		var minorPhase = Math.max(Math.floor(-this.y / this.infiniteElementHeight) - this.infiniteUpperBufferSize, 0),
			majorPhase = Math.floor(minorPhase / this.infiniteLength),
			phase = minorPhase - majorPhase * this.infiniteLength;

		var top = 0;
		var i = 0;
		var update = [];

		//var cachePhase = Math.floor((minorPhase + this.infiniteLength / 2) / this.infiniteCacheBuffer);
		var cachePhase = Math.floor(minorPhase / this.infiniteCacheBuffer);

		while ( i < this.infiniteLength ) {
			top = i * this.infiniteElementHeight + majorPhase * this.infiniteHeight;

			if ( phase > i ) {
				top += this.infiniteElementHeight * this.infiniteLength;
			}

			if ( this.infiniteElements[i]._top !== top ) {
				this.infiniteElements[i]._phase = top / this.infiniteElementHeight;

				if ( this.infiniteElements[i]._phase < this.options.infiniteLimit ) {
					this.infiniteElements[i]._top = top;
					if ( this.options.infiniteUseTransform ) {
						this.infiniteElements[i].style[utils.style.transform] = 'translate(0, ' + top + 'px)' + this.translateZ;
					} else {
						this.infiniteElements[i].style.top = top + 'px';
					}
					update.push(this.infiniteElements[i]);
				}
			}

			i++;
		}

		if ( this.cachePhase != cachePhase && (cachePhase === 0 || minorPhase - this.infiniteCacheBuffer > 0) ) {
			this.options.dataset.call(this, Math.max(cachePhase * this.infiniteCacheBuffer - this.infiniteCacheBuffer, 0), this.options.cacheSize);
		}

		this.cachePhase = cachePhase;

		this.updateContent(update);
	}
TO-DO: clean up the mess