var Feng = {
    ctxPath: "",
    addCtx: function (ctx) {
        if (this.ctxPath == "") {
            this.ctxPath = ctx;
        }
    },
    confirm: function (tip, ensure) {//询问框
        parent.layer.confirm(tip, {
            btn: ['确定', '取消']
        }, function (index, layero) {
            var btn = layero.find(".layui-layer-btn0");
            btn.css("pointer-events", "none")
            ensure();
            parent.layer.close(index);
        }, function (index) {
            parent.layer.close(index);
        });
    },
    log: function (info) {
        console.log(info);
    },
    alert: function (info, iconIndex) {
        parent.layer.msg(info, {
            icon: iconIndex
        });
    },
    info: function (info) {
        Feng.alert(info, 0);
    },
    success: function (info) {
        Feng.alert(info, 1);
    },
    error: function (info) {
        Feng.alert(info, 2);
    },
    infoDetail: function (title, info) {
        var display = "";
        if (typeof info == "string") {
            display = info;
        } else {
            if (info instanceof Array) {
                for (var x in info) {
                    display = display + info[x] + "<br/>";
                }
            } else {
                display = info;
            }
        }
        parent.layer.open({
            title: title,
            type: 1,
            skin: 'layui-layer-rim', //加上边框
            area: ['950px', '600px'], //宽高
            content: '<div style="padding: 20px;">' + display + '</div>'
        });
    },
    writeObj: function (obj) {
        var description = "";
        for (var i in obj) {
            var property = obj[i];
            description += i + " = " + property + ",";
        }
        layer.alert(description, {
            skin: 'layui-layer-molv',
            closeBtn: 0
        });
    },
    showInputTree: function (inputId, inputTreeContentId, leftOffset, rightOffset) {
        var onBodyDown = function (event) {
            if (!(event.target.id == "menuBtn" || event.target.id == inputTreeContentId || $(event.target).parents("#" + inputTreeContentId).length > 0)) {
                $("#" + inputTreeContentId).fadeOut("fast");
                $("body").unbind("mousedown", onBodyDown);// mousedown当鼠标按下就可以触发，不用弹起
            }
        };

        if (leftOffset == undefined && rightOffset == undefined) {
            var inputDiv = $("#" + inputId);
            var inputDivOffset = $("#" + inputId).offset();
            $("#" + inputTreeContentId).css({
                left: inputDivOffset.left + "px",
                top: inputDivOffset.top + inputDiv.outerHeight() + "px"
            }).slideDown("fast");
        } else {
            $("#" + inputTreeContentId).css({
                left: leftOffset + "px",
                top: rightOffset + "px"
            }).slideDown("fast");
        }

        $("body").bind("mousedown", onBodyDown);
    },
    baseAjax: function (url, tip) {
        var ajax = new $ax(Feng.ctxPath + url, function (data) {
            Feng.success(tip + "成功!");
        }, function (data) {
            Feng.error(tip + "失败!" + data.responseJSON.message + "!");
        });
        return ajax;
    },
    changeAjax: function (url) {
        return Feng.baseAjax(url, "修改");
    },
    zTreeCheckedNodes: function (zTreeId) {
        var zTree = $.fn.zTree.getZTreeObj(zTreeId);
        var nodes = zTree.getCheckedNodes();
        var ids = "";
        for (var i = 0, l = nodes.length; i < l; i++) {
            ids += "," + nodes[i].id;
        }
        return ids.substring(1);
    },
    eventParseObject: function (event) {//获取点击事件的源对象
        event = event ? event : window.event;
        var obj = event.srcElement ? event.srcElement : event.target;
        return $(obj);
    },
    sessionTimeoutRegistry: function () {
        $.ajaxSetup({
            contentType: "application/x-www-form-urlencoded;charset=utf-8",
            complete: function (XMLHttpRequest, textStatus) {
                //通过XMLHttpRequest取得响应头，sessionstatus，
                var sessionstatus = XMLHttpRequest.getResponseHeader("sessionstatus");
                if (sessionstatus == "timeout") {
                    //如果超时就处理 ，指定要跳转的页面
                    window.location = Feng.ctxPath + "/global/sessionError";
                }
            }
        });
    },
    initValidator: function (formId, fields) {
        $('#' + formId).bootstrapValidator({
            feedbackIcons: {
                valid: 'glyphicon glyphicon-ok',
                invalid: 'glyphicon glyphicon-remove',
                validating: 'glyphicon glyphicon-refresh'
            },
            fields: fields,
            live: 'enabled',
            message: '该字段不能为空'
        });
    },
    initValidatorTip: function (formId, fields) {
        $('#' + formId).bootstrapValidator({
            feedbackIcons: {
                valid: 'glyphicon glyphicon-ok',
                invalid: 'glyphicon glyphicon-remove',
                validating: 'glyphicon glyphicon-refresh'
            },
            container: 'tooltip',
            group: '.rowGroup',
            fields: fields,
            live: 'enabled',
            message: '该字段不能为空'
        }).on('error.field.bv', function (e, data) {
            var $parent = data.element.parents('.form-group-sm'),
                    $icon = $parent.find('.form-control-feedback[data-bv-icon-for="' + data.field + '"]'),
                    title = $icon.data('bs.tooltip').getTitle();
            $icon.tooltip('destroy').tooltip({
                html: true,
                placement: 'right',
                title: title,
                container: 'body'
            });
        });
    },
    underLineToCamel: function (str) {
        var strArr = str.split('_');
        for (var i = 1; i < strArr.length; i++) {
            strArr[i] = strArr[i].charAt(0).toUpperCase() + strArr[i].substring(1);
        }
        var result = strArr.join('');
        return result.charAt(0).toUpperCase() + result.substring(1);
    },
    randomNum: function (minNum, maxNum) {
        switch (arguments.length) {
            case 1:
                return parseInt(Math.random() * minNum + 1, 10);
                break;
            case 2:
                return parseInt(Math.random() * (maxNum - minNum + 1) + minNum, 10);
                break;
            default:
                return 0;
                break;
        }
    },
    newCrontab: function (href, menuName) {
        var dataUrl = href;
        var needCreateCrontab = true;

        // 轮询已有的标签，判断是否已经存在标签
        parent.$('.J_menuTab').each(function () {
            if ($(this).data('id') == dataUrl) {
                if (!$(this).hasClass('active')) {
                    $(this).addClass('active').siblings('.J_menuTab').removeClass('active');
                    parent.MyCrontab.scrollToTab(this);
                    parent.MyCrontab.$('.J_mainContent .J_iframe').each(function () {
                        if ($(this).data('id') == dataUrl) {
                            $(this).show().siblings('.J_iframe').hide();
                            $(this).attr('src', $(this).attr('src'));
                            return false;
                        }
                    });
                }
                needCreateCrontab = false;
                return false;
            }
        });

        //创建标签
        if (needCreateCrontab) {
            var tabLink = '<a href="javascript:;" class="active J_menuTab" data-id="' + dataUrl + '">' + menuName + ' <i class="fa fa-times-circle"></i></a>';
            parent.$('.J_menuTab').removeClass('active');
            parent.$('.J_menuTabs .page-tabs-content').append(tabLink);

            var iframeContent = '<iframe class="J_iframe" name="iframe' + Feng.randomNum(100, 999) + '" width="100%" height="100%" src="' + dataUrl + '" frameborder="0" data-id="' + dataUrl + '" seamless></iframe>';
            parent.$('.J_mainContent').find('iframe.J_iframe').hide().parents('.J_mainContent').append(iframeContent);
            parent.MyCrontab.scrollToTab($('.J_menuTab.active'));
        }
    },
    endWith: function (str, val) {
        if (str == null || val == null) {
            return false;
        }
        if (str.length < val.length) {
            return false;
        }
        var temp = str.substring(str.length - val.length);
        if (temp == val) {
            return true;
        } else {
            return false;
        }
    },
    setUrlParam: function (url, jsonObj) {
        for (var temp in jsonObj) {
            var key = temp;
            var value = jsonObj[temp];
            if (value != null && value != '') {
                if (url.indexOf("?") != -1) {
                    url = url + "&" + key + "=" + encodeURI(encodeURI(value));
                } else {
                    url = url + "?" + key + "=" + encodeURI(encodeURI(value));
                }
            }
        }
        return url
    },
    getUrlValue: function (name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
        var r = window.location.search.substr(1).match(reg);
        if (r != null)
            return  decodeURI(r[2]);
        return null;
    },
    addAjaxSelect: function (val) {
        var id = val.id;                                                            //下拉框对象的id
        var obj = val.obj;
        var url = val.url;                                                          //请求地址
        var displayCode = val.displayCode;                                          //下拉框实际值名称
        var displayName = val.displayName;                                          //下拉框显示值名称
        var bindData = val.bindData;
        var type = val.type;                                                        //请求方式 GET 或者 POST， 默认POST
        var async = val.async;                                                      //同步方式 {异步--falae, 同步--true}, 默认为同步
        if (async == null) {
            async = false;
        }
        if (type == null) {
            type == "POST";
        }
        var select = typeof id != "undefined" ? $("#" + id) : $(obj);
        select.empty();
        var ajax = new $ax(url, function (data) {
            var length = data.length;
            var html = "<option value=''>---请选择---</option>";
            for (var i = 0; i < length; i++) {
                if (length == 1) {
                    if (typeof bindData != "undefined" && bindData) {
                        html = html + "<option value=\"" + data[i][displayCode] + "\" data-" + bindData + "=\"" + data[i][bindData] + "\">" + data[i][displayName] + "</option>";
                    } else {
                        html = html + "<option value=\"" + data[i][displayCode] + "\">" + data[i][displayName] + "</option>";
                    }
                } else {
                    if (typeof bindData != "undefined" && bindData) {
                        if (data[i][displayCode] == select.attr("defval")) {
                            html += "<option selected='selected' value=\"" + data[i][displayCode] + "\" data-" + bindData + "=\"" + data[i][bindData] + "\">" + data[i][displayName] + "</option>";
                        } else {
                            html += "<option value=\"" + data[i][displayCode] + "\" data-" + bindData + "=\"" + data[i][bindData] + "\">" + data[i][displayName] + "</option>";
                        }
                    } else {
                        if (data[i][displayCode] == select.attr("defval")) {
                            html += "<option selected='selected' value=\"" + data[i][displayCode] + "\">" + data[i][displayName] + "</option>";
                        } else {
                            html += "<option value=\"" + data[i][displayCode] + "\">" + data[i][displayName] + "</option>";
                        }
                    }
                }
            }
            select.append(html);
            if (length == 1) {                                                       //如果只有一个选项，需要触发select的onchange方法
                select.change();
            }
        }, function (data) {
            Feng.error("操作失败!");
        });
        ajax.async = async;
        ajax.type = type;
        ajax.set({});
        ajax.start();
    },
    acceptImg: function () {
        return {
            title: 'Images',
            extensions: 'gif,jpg,jpeg,bmp,png',
            mimeTypes: 'image/gif,image/jpg,image/jpeg,image/bmp,image/png'
        };
    },
    acceptWord: function () {
        return  {
            title: 'word',
            extensions: 'rar,zip,doc,xls,docx,xlsx,pdf',
            mimeTypes: '.rar,.zip,.doc,.xls,.docx,.xlsx,.pdf'
        };
    },
    acceptWord_Img: function () {
        return  {
            title: 'word_img',
            extensions: 'doc,xls,docx,xlsx,pdf,gif,jpg,jpeg,bmp,png',
            mimeTypes: '.doc,.xls,.docx,.xlsx,.pdf,image/gif,image/jpg,image/jpeg,image/bmp,image/png'
        };
    },
    resetSelect: function (id) {
        var options = $("#" + id).children();
        if (options.length > 1) {
            $("#" + id).val("");
        }
    },
    dictFormatter: function (code, type) {
        var result = "";
        var ajax = new $ax(Feng.ctxPath + "/dict/findDetailByCode/" + type + "/" + code, function (data) {
            result = data.name;
        }, function (data) {
            Feng.error("操作失败!");
        });
        ajax.start();
        return result;
    },
    showImg: function (context) {                                        //传一个<img>对像
        var pic = $(context);
        var src = pic.attr("src");
        var prev = pic.parent().prev();
        var _title = prev.text();
        var sn = _title.lastIndexOf(".");
        var suffix = _title.substring(sn + 1, _title.length).toLowerCase();
        var title = "图片预览";
        var allowedPicTypes = ["jpg", "jpeg", "gif", "png"];
        if (allowedPicTypes.indexOf(suffix) > -1) {
            title = _title;
        }
        layer.open({
            type: 2,
            title: title,
            fixed: false,
            area: ['80%', '80%'],
            content: "/common/api/imgViewer?picShow=" + encodeURIComponent(src),
            maxmin: true,
            shade: 0
        })
        /*var sbp = window.top.$("#showBigPic");
         sbp.empty();
         sbp.append("<img id=\"_pic0001\" src=\""+src+"\" style=\"width:1px; height:1px; margin:0px;padding:0px;\"/>");
         window.top.$("#_pic0001").viewer({
         toolbar:true,
         fullscreen:false
         });
         window.top.$("#_pic0001").click();*/
    },
    showContract: function (talentId) {
        layer.open({
            type: 2,
            title: "查看合同文件",
            fixed: false,
            area: ['80%', '80%'],
            content: "/common/api/contractView?id=" + talentId,
            maxmin: true,
            shade: 0
        })
    },
    findChildDictBatch: function (data) {
        var ajax = new $ax(Feng.ctxPath + "/common/tool/findChildDictBatch", function (res) {
            var data = res.obj;
            for (var i in data) {
                var html = "<option value=''>---请选择---</option>";
                for (var j in data[i]) {
                    html = html + '<option value="' + data[i][j].code + '">' + data[i][j].name + '</option>';
                }
                $("#" + i).empty().append(html);
            }
        }, function (data) {
            Feng.error("初始化失败!" + data.responseJSON.message + "!");
        });
        ajax.setData(data);
        ajax.setcontentType('application/json;charset=utf-8');
        ajax.start();
    },
    checkMobilePhoneNum: function (num) {
        var telReg = /^[1][3,4,5,6,7,8,9][0-9]{9}$/;
        if (!telReg.test(num)) {
            return false;
        } else {
            return true;
        }
    },
    getCheckLog: function (id, data) {
        //初始化日志
        $('#' + id).bootstrapTable({
            url: Feng.ctxPath + "/common/api/getCheckLog",
            method: 'POST',
            contentType: "application/x-www-form-urlencoded; charset=UTF-8",
            search: false, // 是否显示表格搜索，此搜索是客户端搜索，不会进服务端
            showRefresh: false, // 是否显示刷新按钮
            clickToSelect: true, // 是否启用点击选中行
            singleSelect: true, // 设置True 将禁止多选
            striped: true, // 是否显示行间隔色
            pagination: false, // 设置为 true 会在表格底部显示分页条
            paginationHAlign: "left",
            paginationDetailHAlign: "right",
            sidePagination: "server", // 设置在哪里进行分页，可选值为 'client' 或者 'server'
            showColumns: false,
            queryParams: function (params) {
                return data;
            },
            rowStyle: function (row, index) {
                return {
                    css: {
                        "word-break": "break-word",
                        "white-space": "inherit"
                    }
                }
            },
            columns:
                    [
                        {title: '步骤', field: 'stepName', visible: true, align: 'center', valign: 'middle', width: "10%", 'class': 'uitd_showTip',
                            formatter: function (value, row, index) {
                                return "" + value;
                            }
                        },
                        {title: '审核状态', field: 'stateName', visible: true, align: 'center', valign: 'middle', width: "10%", 'class': 'uitd_showTip'},
                        {title: '状态变更', field: 'stateChange', visible: true, align: 'center', valign: 'middle', width: "20%", 'class': 'uitd_showTip'},
                        {title: '审核意见/备注', field: 'description', visible: true, align: 'center', valign: 'middle', width: "30%", 'class': 'uitd_showTip',
                            formatter: function (value, row, index) {
                                return '<span data-toggle="tooltip" title="' + value + '">"' + value + '"</span>';
                            }
                        },
                        {title: '操作人', field: 'createUser', visible: true, align: 'center', valign: 'middle', width: "15%", 'class': 'uitd_showTip'},
                        {title: '操作时间', field: 'createTime', visible: true, align: 'center', valign: 'middle', width: "15%", 'class': 'uitd_showTip'},
                    ]
            ,
            onPostBody: function () {
                $('#' + id + "td.uitd_showTip").bind("mouseover", function () {
                    var htm = $(this).html();
                    $(this).webuiPopover({title: '详情', content: htm, trigger: 'hover'}).webuiPopover('show');
                });
            }
        });

    },
    getCheckLogModel: function (id, type, fileType) {
        layer.open({
            type: 1,
            title: "日志",
            fixed: false,
            content: '<table id="' + id + '"></table>',
            area: ['80%', '80%'],
            maxmin: true,
            success: function (layero, index) {
                //初始化日志
                $('#' + id).bootstrapTable({
                    url: Feng.ctxPath + "/common/api/getCheckLog",
                    method: 'POST',
                    contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                    search: false, // 是否显示表格搜索，此搜索是客户端搜索，不会进服务端
                    showRefresh: false, // 是否显示刷新按钮
                    clickToSelect: true, // 是否启用点击选中行
                    singleSelect: true, // 设置True 将禁止多选
                    striped: true, // 是否显示行间隔色
                    pagination: false, // 设置为 true 会在表格底部显示分页条
                    paginationHAlign: "left",
                    paginationDetailHAlign: "right",
                    sidePagination: "server", // 设置在哪里进行分页，可选值为 'client' 或者 'server'
                    showColumns: false,
                    queryParams: function (params) {
                        if (Feng.isEmptyStr(fileType)) {
                            fileType = "";
                        }
                        return {"type": type, "mainId": id, "typeFileId": fileType, "active": 1};
                    },
                    rowStyle: function (row, index) {
                        return {
                            css: {
                                "word-break": "break-word",
                                "white-space": "inherit"
                            }
                        }
                    },
                    columns:
                            [
                                {title: '步骤', field: 'stepName', visible: true, align: 'center', valign: 'middle', width: "10%", 'class': 'uitd_showTip',
                                    formatter: function (value, row, index) {
                                        return "" + value;
                                    }
                                },
                                {title: '审核状态', field: 'stateName', visible: true, align: 'center', valign: 'middle', width: "10%", 'class': 'uitd_showTip'},
                                {title: '状态变更', field: 'stateChange', visible: true, align: 'center', valign: 'middle', width: "20%", 'class': 'uitd_showTip'},
                                {title: '审核意见/备注', field: 'description', visible: true, align: 'center', valign: 'middle', width: "30%", 'class': 'uitd_showTip',
                                    formatter: function (value, row, index) {
                                        return '<span data-toggle="tooltip" title="' + value + '">"' + value + '"</span>';
                                    }
                                },
                                {title: '操作人', field: 'createUser', visible: true, align: 'center', valign: 'middle', width: "15%", 'class': 'uitd_showTip'},
                                {title: '操作时间', field: 'createTime', visible: true, align: 'center', valign: 'middle', width: "15%", 'class': 'uitd_showTip'},
                            ]
                    ,
                    onPostBody: function () {
                        $('#' + id + "td.uitd_showTip").bind("mouseover", function () {
                            var htm = $(this).html();
                            $(this).webuiPopover({title: '详情', content: htm, trigger: 'hover'}).webuiPopover('show');
                        });
                    }
                });
            }
        });
    },
    pdfReader: function (url, filename) {
        filename = typeof filename == "undefined" ? "临时文件" : filename;
        var index = layer.open({
            type: 2,
            title: "查看PDF文件 - " + filename,
            area: ['80%', '80%'], //宽高
            fix: false, //不固定
            maxmin: true,
            content: url
        });
        return index;
    },
    showPdf: function (url, id, title) {
        if (Feng.isEmptyStr(id)) {
            id = "id";
        }
        if (Feng.isEmptyStr(title)) {
            title = "预览";
        }
        let origin = window.location.origin;
        //let full_url = "https://fileview.jinjianghc.com/onlinePreview?url=" + encodeURIComponent(Base64.encode(url));
        var index = layer.open({
            id: id,
            type: 2,
            shade: 0,
            title: title,
            area: ['80%', '80%'], //宽高
            fix: false, //不固定
            maxmin: true,
            content: url,
        });
        // layer.full(index);
    },
    showExcel: function (url, id, title) {
        if (Feng.isEmptyStr(id)) {
            id = "id";
        }
        if (Feng.isEmptyStr(title)) {
            title = "预览";
        }
        let origin = window.location.origin;
        //let full_url = "https://fileview.jinjianghc.com/onlinePreview?url=" + encodeURIComponent(Base64.encode(url));
        var index = layer.open({
            id: id,
            type: 2,
            shade: 0,
            title: title,
            area: ['80%', '80%'], //宽高
            fix: false, //不固定
            maxmin: true,
            content: Feng.ctxPath + "/common/api/filePreview?url=" + url + "&title=" + title,
        });
        //window.location.href = url;
    },
    showFile: function (url, id, title) {
        if (Feng.isEmptyStr(id)) {
            id = "id";
        }
        if (Feng.isEmptyStr(title)) {
            title = "预览";
        }
        var index = layer.open({
            id: id,
            type: 2,
            shade: 0,
            title: title,
            area: ['600px', '350px'], //宽高
            fix: false, //不固定
            maxmin: true,
            content: url,
        });
    },
    isEmptyStr: function (str) {
        if (str == null || str == '') {
            return true;
        } else {
            return false;
        }
    },
    isNotEmptyStr: function (str) {
        if (str != null && str != '') {
            return true;
        } else {
            return false;
        }
    },
    checkAll: function (id) {
        $("#" + id + " input").each(function () {
            this.checked = true;
        })
    },
    unCheckAll: function (id) {
        $("#" + id + " input").each(function () {
            if (this.checked) {
                this.checked = false;
            } else {
                this.checked = true;
            }
        })
    },
    showMiniFileModal: function (project, type, id, source, talent_condition, checkState, showOldFile) {
        layer.open({
            type: 2,
            title: "附件",
            shade: 0,
            resize: true,
            maxmin: true,
            // moveOut:true,
            id: "file",
            area: ['800px', '500px'],
            offset: 'rb', //右下角弹出content:
            shift: 2,
            content: Feng.ctxPath + "/common/api/gotoFileShow",
            zIndex: layer.zIndex,
            success: function (layero, index) {
                layer.setTop(layero);
                //按钮【按钮一】的回调
                var iframeWin = window[layero.find('iframe')[0]['name']];
                iframeWin.getFile(project, type, id, source, talent_condition, checkState, showOldFile);
            }
        });
    },
    getCheckBoxValues: function (str) {              //获取checkbox值
        var val = "";
        $("#" + str + " input[name='" + str + "']").each(function () {
            if (this.checked) {
                val = val + $(this).val() + ",";
            }
        });
        return val.substring(0, val.length - 1);
    },
    initDate: function () {
        $(".date").removeAttr('lay-key');
        $(".date").each(function () {
            laydate.render({
                elem: this
                , type: 'date'
                , trigger: 'click'
            });
        });
    },
    downloadFile: function (id, type) {
        window.location.href = Feng.ctxPath + "/common/api/downloadFile?id=" + id + "&type=" + type;
    },
    bankChange: function (val, target) {
        var bank = $("#" + val).val();
        if ($.trim(bank) == '中国工商银行') {
            $("#" + target).val('102391050013');
        } else {
            $("#" + target).val('');
        }
    },
    chkFileInvalid: function (file, maxImageSize, maxFileSize, fileType, msg) {
        var size = 0;
        if (typeof fileType != "undefined" && fileType != null) {
            if (fileType.indexOf(file.type) < 0) {
                msg = typeof msg != "undefined" ? msg : "不支持的文件类型";
                Feng.error(msg)
                return false;
            }
        }
        switch (file.type) {
            case "image/jpeg":
            case "image/gif":
            case "image/png":
            case "image/jpg":
                size = maxImageSize * 1024 * 1024;//图片限制最大5M
                if (file.size > size) {
                    Feng.error("图片大小不能超过" + maxImageSize + "MB!");
                    return false;
                }
                break;
            case "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet":
            case "application/pdf":
            case "application/msword":
            case "application/vnd.openxmlformats-officedocument.wordprocessingml.document":
            case "application/vnd.ms-excel":
            case "application/zip":
            case "application/x-rar-compressed":
            case "application/x-7z-compressed":
                size = maxFileSize * 1024 * 1024;//其它允许文件类型限制最大均为10M
                if (file.size > size) {
                    Feng.error("文件大小不能超过" + maxFileSize + "MB!");
                    return false;
                }
                break;
            default:
                Feng.error("文件类型不支持")
                return false;
        }
        return true;
    },
    isImg: function (type) {
        var imgtypes = ["image/jpeg", "image/gif", "image/png", "image/jpg"];
        if (imgtypes.indexOf(type) > -1) {
            return true;
        }
        return false;
    }
};