SourceCode/jiouosdp/Scripts/cutUploadImg.js

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var isIE = (document.all) ? true : false;

var isIE6 = isIE && ([/MSIE (\d)\.0/i.exec(navigator.userAgent)][0][1] == 6);

var $ = function (id) {
    return "string" == typeof id ? document.getElementById(id) : id;
};

var Class = {
    create: function () {
        return function () { this.initialize.apply(this, arguments); }
    }
}

var Extend = function (destination, source) {
    for (var property in source) {
        destination[property] = source[property];
    }
}

var Bind = function (object, fun) {
    return function () {
        return fun.apply(object, arguments);
    }
}

var BindAsEventListener = function (object, fun) {
    var args = Array.prototype.slice.call(arguments).slice(2);
    return function (event) {
        return fun.apply(object, [event || window.event].concat(args));
    }
}

var CurrentStyle = function (element) {
    return element.currentStyle || document.defaultView.getComputedStyle(element, null);
}

function addEventHandler(oTarget, sEventType, fnHandler) {
    if (oTarget.addEventListener) {
        oTarget.addEventListener(sEventType, fnHandler, false);
    } else if (oTarget.attachEvent) {
        oTarget.attachEvent("on" + sEventType, fnHandler);
    } else {
        oTarget["on" + sEventType] = fnHandler;
    }
};

function removeEventHandler(oTarget, sEventType, fnHandler) {
    if (oTarget.removeEventListener) {
        oTarget.removeEventListener(sEventType, fnHandler, false);
    } else if (oTarget.detachEvent) {
        oTarget.detachEvent("on" + sEventType, fnHandler);
    } else {
        oTarget["on" + sEventType] = null;
    }
};

//图片切割
var ImgCropper = Class.create();
ImgCropper.prototype = {