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var on = ("ontouchstart" in document)? {
start: "touchstart", move: "touchmove", end: "touchend"
} : {
start: "mousedown", move: "mousemove", end: "mouseup"
};
domObj.addEventListener(on.start, function(){......}, false);
domObj.addEventListener(on.move, function(){......}, false);
domObj.addEventListener(on.end, function(){......}, false);