zhengwei
/
buying


			
				
					
						
						
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							var web = {};
var btns = [];
var dictMap = {};
var paramMap = {};
var loginuser = {};
$(document).ready(function () {
    //按钮权限
    if (web.getUrlVars("menuId")) {
        $.post(base + "/sysRoleBtn/getRoleBtns", {menuId: web.getUrlVars("menuId")}, function (json) {
            if (json.data) {
                $.each(json.data, function (id, item) {
                    btns.push(item.btn_code);
                });
                web.hideBtns();
            }
        });
    } else {
    	btns=parent.btns;
        web.hideBtns();
    }

    //查询-更多
    $('#btn-more').on('click', function (e) {
        $('.query-more').toggle();
        if ($('.query-more').css('display') == 'none') {
            $(this).html('更多');
        } else {
            $(this).html('隐藏');
        }
    });

    //table 双击单击添加样式
    $(".layui-table").on('dblclick','tr',function(){
    	 $(this).addClass("selected");
         $(this).siblings().removeClass("selected");
    });
    $(".layui-table").on('click','tr',function(){
   	 	$(this).addClass("selected");
        $(this).siblings().removeClass("selected");
   });
    
    $(".layui-colla-content .form-group:last").css("margin-bottom","0");
});

/**
 * DataTable公用属性
 */
$.extend(true,$.fn.dataTable.defaults, { 
	"dom": '<"top">rt<"bottom"flip><"clear">',
    "autoWidth": true,                      // 自适应宽度
    "stateSave": true,                      // 刷新后保存页数
    "ordering" :false,                      
    "searching": false,                     // 本地搜索
    "info": true,                           // 控制是否显示表格左下角的信息
    "stripeClasses": ["odd", "even"],       // 为奇偶行加上样式，兼容不支持CSS伪类的场合
    "pagingType": "simple_numbers",         // 分页样式 simple,simple_numbers,full,full_numbers
    "language": {                           // 国际化
        "url":base+'/static/web/frame/jquery/language.json'
    },
    "serverSide":true,                        //开启服务器模式
    "deferRender": true,                    // 当处理大数据时，延迟渲染数据，有效提高Datatables处理能力
    "sServerMethod" : "POST" 
});

/**
 * form赋值
 */
web.toForm = function (form,data) {
	if(data){
		$.each(data,function(key,value){
			if($('#'+key)){
				$('#'+key).val(web.nullToSpace(value));
			}
		});
	}
	form.render('select');
}

/**
 * flag 当子窗口取不到是否不取父窗口的值,默认取父窗口
 */
web.getUrlVars = function (name, flag) {
    var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
    var r = window.location.search.substr(1).match(reg);
    //modify by zhengwei
    if (flag) {
        if (r == null) {
            r = window.parent.location.search.substr(1).match(reg);
        }
    }
    if (r != null) return decodeURI(r[2]);
    return null;
};

//把null转为空
web.nullToSpace = function (param) {
    if (param == null || typeof param == 'undefined') {
        param = '';
    }
    return param;
}
//ajax post
web.ajaxPost = function (url, params, callback) {
    var index = null;
    return $.ajax({
        type: "POST",
        url: url,
        data: params,
        dataType: "json",
        timeout: 10000,
        beforeSend: function () {
            index = layer.load("加载中...");
        },
        success: function (data) {
            if (index) {
                layer.close(index);
            }
            if (typeof callback == 'function') {
                callback(data);
            }
        },
        error: function (XMLHttpRequest, textStatus, errorThrown) {
            if (index) {
                layer.close(index);
            }
            if (XMLHttpRequest.responseText && XMLHttpRequest.responseText.indexOf("<!DOCTYPE html>") != -1) {
                layer.confirm('登录超时，请重新登录', {
                    btn: ['确定', '取消'] //按钮
                }, function () {
                    location.href = base + "/admin";
                });
            } else {
                switch (XMLHttpRequest.status) {
                    case(500):
                        layer.msg("服务异常");
                        break;
                    case(408):
                        layer.msg("请求超时");
                        break;
                    case(403):
                        layer.msg("无权限执行此操作");
                        break;
                    case(0):
                        layer.msg("网络连接异常");
                        break;
                    default:
                        layer.msg("请求失败，请联系管理人员");
                }
            }
        },
        complete: function (XHR, TS) {
            XHR = null;
        }
    });
};

//保留两位小数
web.toDecimal = function (x) {
    var f = parseFloat(x);
    if (isNaN(f)) {
        return;
    }
    f = Math.round(x * 100) / 100;
    return f;
}

//table 获取选中Ids
web.getIds = function (o, str) {
    var obj = o.find('tbody tr td:first-child input[type="checkbox"]:checked');
    var list = [];
    obj.each(function (index, elem) {
        list.push($(elem).attr(str));
    });
    return list;
}
//table 获取当前页Ids
web.getAllIds = function (o, str) {
	var obj = o.find('tbody tr td:first-child input[type="checkbox"]');
	var list = [];
	obj.each(function (index, elem) {
		list.push($(elem).attr(str));
	});
	return list;
}
//table 获取选中行数据
web.getRows = function (table, o) {
	var obj = o.find('tbody tr td:first-child input[type="checkbox"]:checked');
	var list = [];
	obj.each(function (index, elem) {
		list.push(table.row($(elem).parents("tr")).data());
	});
	return list;
}

// table rows获取指定属性值集合
web.getPropValueFromRows = function (rows, fieldName) {
	var data = [];
	for (var i = 0; i < rows.length; i++) {
		data.push(rows[i][fieldName]);
	}
	return data;
};

//table 按钮权限
web.hideTableBtns = function (table) {
    $("" + table + " a").each(function (i) {
        if ($(this).attr("code")) {
            if (!btns.contains($(this).attr("code"))) {
                $(this).remove();
            }
        }
    });
}

//按钮权限
web.hideBtns = function () {
    $(".layui-btn").each(function (i) {
        if ($(this).attr("code")) {
            if (!btns.contains($(this).attr("code"))) {
                if($(this).parent().children().length==1){
                	$(this).parent().remove();
                }else{
                	$(this).remove();
                }
            }
        }
    });
}

//日期格式化
Date.prototype.format = function (fmt) {
    var o = {
        "M+": this.getMonth() + 1,                 //月份
        "d+": this.getDate(),                    //日
        "h+": this.getHours(),                   //小时
        "m+": this.getMinutes(),                 //分
        "s+": this.getSeconds(),                 //秒
        "q+": Math.floor((this.getMonth() + 3) / 3), //季度
        "S": this.getMilliseconds()             //毫秒
    };
    if (/(y+)/.test(fmt))
        fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    for (var k in o)
        if (new RegExp("(" + k + ")").test(fmt))
            fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
    return fmt;
}

//数组移除
Array.prototype.removeAt = function (Index) {
    if (isNaN(Index) || Index > this.length) {
        return false;
    }
    for (var i = 0, n = 0; i < this.length; i++) {
        if (this[i] != this[Index]) {
            this[n++] = this[i]
        }
    }
    this.length -= 1
}

//数组是否包含某项
Array.prototype.contains = function (needle) {
    for (i in this) {
        if (this[i] == needle)
            return true;
    }
    return false;
}

/**
 * 根据字典类型获取items
 * @param d_key
 * @returns
 */
web.getDictMap = function (key) {
    if (dictMap[key]) {
        return dictMap[key];
    }
};

/**
 * 根据系统参数
 * @param code
 * @returns
 */
web.getParam = function (code) {
    if (paramMap[code]) {
        return paramMap[code];
    } else {
        return "";
    }
};

/**
 * 根据代码和字典类型获取下拉选项的名称item{value:'1',label:'测试'}
 * @param d_key
 * @param code
 * @returns
 */
web.getDictVal = function (key, code) {
    var items = dictMap[key];
    if (items && items.length > 0) {
        for (var i = 0; i < items.length; i++) {
            item = items[i];
            if (item.dict_code == code) {
                return item.dict_name;
                break;
            }
        }
    }
    return "";
}

/**
 * 弹出框 弹出界面必须包含 data
 * @param url
 * @param title
 * @param width
 * @param hight
 * @param id
 * @param name
 * @param callback
 * @returns
 */
web.popWin = function (url, title, width, hight,callback,flag) {
    layer.open({
        title: [title],
        type: 2,
        content: url,
        area: [width + 'px', hight + 'px'],
        shade: 0.4,
        skin: 'layer-popup',
        btn: ['确定', '关闭'],
        yes: function (index) {
        	var res = window["layui-layer-iframe" + index].getData();
        	if(!res){
        		layer.msg("请选择记录");
        		return;
        	}
        	if(res.length<1){
        		layer.msg("请选择记录");
        		return;
        	}
        	if(!flag&&res.length!=1){
        		layer.msg("只能选择一条记录")
        		return;
        	}
            if (typeof callback === 'function') {
            	if(!flag){
            		 callback(res[0]);
            	}else{
            		 callback(res);
            	}
            }
            layer.close(index);
        }
    });
}

/**
 * 设置复选框的值
 */
web.setCheckBoxVal = function (id, v) {
    var obj = document.getElementById(id);
    if (obj) {
        obj.checked = v;
    }
}

/**
 * 获取复选框的值
 */
web.getCheckBoxVal = function (id) {
    var obj = document.getElementById(id);
    if (obj && obj.checked) {
        return 1;
    } else {
        return 0;
    }
}
//日期区间
web.daterange = function (laydate,startFieldId, endFieldId, format) {
    var start = {
		elem: '#'+startFieldId,
        trigger: 'click',
        done: function(value, date){
            end.min = value; //开始日选好后，重置结束日的最小日期
        }
    };
    laydate.render(start);
    var end = {
		elem: '#'+endFieldId,
        trigger: 'click',
        done: function(value, date){
            start.max = value; //结束日选好后，重置开始日的最大日期
        }
    };
    laydate.render(end);
}

//下拉选择树
//objId 点击的inputID
//treeId 树形ID
//url 获取数据url地址
//params 参数
//check 是否多选
web.treeSelect = function (objId, treeId, url,params,check) {
	$('#'+objId+'').on('click',function(){
		var obj = $(this);
		var objOffset = $(this).offset();
		var setting = {
			check: {
				enable: check,
				chkboxType: {"Y":"", "N":""}
			},
			data: {
				simpleData: {
					enable: true
				}
			},
			view: {
				showIcon: false,
				showLine: false
			},
			callback: {
				onCheck: onCheck,
				onClick: zTreeOnClick
			}
		};
		//判断树是否要重新加载
		if($('#'+treeId+' li').length>0){
			$('#'+treeId+'').parent().css({left:objOffset.left + "px", top:objOffset.top + obj.outerHeight() + "px"}).slideDown("fast");
			$(document).bind("mousedown", onBodyDown);
		}else{
			web.ajaxPost(base+url,params,function(json){
				$.fn.zTree.init($('#'+treeId+''), setting, json.data);
				$('#'+treeId+'').parent().css({left:objOffset.left + "px", top:objOffset.top + obj.outerHeight() + "px"}).slideDown("fast");
				$(document).bind("mousedown", onBodyDown);
			});
		}
		
		function onBodyDown(event) {
			if (!(event.target.id == obj.id || event.target.id == $('#'+treeId+'').parent().id || $(event.target).parents(".treeContent").length>0)) {
				hideMenu();
			}
		}
		//选择事件
		function onCheck(e, treeId, treeNode) {
			var zTree = $.fn.zTree.getZTreeObj(treeId),
			nodes = zTree.getCheckedNodes(true),
			n = "";
	    	v = "";
			for (var i=0, l=nodes.length; i<l; i++) {
				n += nodes[i].name + ",";
				v += nodes[i].id + ",";
			}
			if (n.length > 0 ) n = n.substring(0, n.length-1);
			if (v.length > 0 ) v = v.substring(0, v.length-1);
			$('#'+objId+'').val(n);
			$('#'+objId+'').siblings("input[type=hidden]").val(v);
		}
		//树点击事件
	    function zTreeOnClick(event, treeId, treeNode) {
	    	if(check){
	    		return;
	    	}
	    	var zTree = $.fn.zTree.getZTreeObj(treeId),
			nodes = zTree.getSelectedNodes(),
			n = "";
	    	v = "";
			nodes.sort(function compare(a,b){return a.id-b.id;});
			for (var i=0, l=nodes.length; i<l; i++) {
				n += nodes[i].name + ",";
				v += nodes[i].id + ",";
			}
			if (n.length > 0 ) n = n.substring(0, n.length-1);
			if (v.length > 0 ) v = v.substring(0, v.length-1);
			$('#'+objId+'').val(n);
			$('#'+objId+'').siblings("input[type=hidden]").val(v);
			hideMenu();
	    };
	    //隐藏树
	    function hideMenu() {
	    	$('#'+treeId+'').parent().fadeOut("fast");
			$(document).unbind("mousedown", onBodyDown);
		}
	});	    
}

/**
 * 设置行政区划选中器的值
 * @param addrselectorId 界面行政区划的Id
 * @param params 行政区划数组
 */
web.setAddressSelectorValue = function (addrselectorId, params) {
	// 行政区划数组prams值如下：
	/*  var address ={};
		address['provinceCode'] = '320000';
		address['provinceName'] = '江苏省';
		address['cityCode'] = '320900';
		address['cityName'] = '盐城市';
		address['countyCode'] = '320923';
		address['countyName'] = '阜宁县';
	 */
	var addressSelect = '#' + addrselectorId;
	var $hideInputs = $(addressSelect).find('input:hidden').not('.em');
	if ($hideInputs) {
		$hideInputs.eq(0).val(params.provinceCode);
		$hideInputs.eq(1).val(params.provinceName);
		$hideInputs.eq(2).val(params.cityCode);
		$hideInputs.eq(3).val(params.cityName);
		$hideInputs.eq(4).val(params.countyCode);
		$hideInputs.eq(5).val(params.countyName);
		var $dd = $(addressSelect).find('dd'), $provinceName = $hideInputs.eq(1), 
			$cityName = $hideInputs.eq(3), $countyCode = $hideInputs.eq(4), $countyName = $hideInputs.eq(5);
		var addrTxt = ''; 
		// 获取显示的标签的地址
		if ($provinceName.val() == $cityName.val()) {
			addrTxt = $provinceName.val();
		} else {
			addrTxt = $provinceName.val() + $cityName.val();
		}
		if ($countyName.val()) {
			addrTxt += $countyName.val();
		}
		// 填充回显的地址
		$(addressSelect).find('.em').val(addrTxt); 
	}
}

web.fileUploader = function(filePicker,callback,options,params){
	
	//添加删除事件结束
	var imgUploadUrl = base+'/common/upload';
	if(typeof params!='undefined'){
		imgUploadUrl = imgUploadUrl+"?"+params;
	}
	var opt={
		auto: true,
		// swf文件路径
		swf: base+'/static/frame/webuploader/Uploader.swf',
		// 文件接收服务端。
		server : imgUploadUrl,
		// 内部根据当前运行是创建，可能是input元素，也可能是flash.
		pick : {
			id : '#'+filePicker,
			multiple : false
		},
		//fileSingleSizeLimit: 5*1024*1024, //最大5M
		// 不压缩image, 默认如果是jpeg，文件上传前会压缩一把再上传！
		resize : false,
		multiple : false, 
		duplicate :true
	};
	if(typeof options!='undefined'){
		opt = $.extend(opt,options);
	}
	
	var uploader = WebUploader.create(opt);
	
	// 文件上传过程中提示。
	uploader.on( 'uploadProgress', function( file, percentage ) {
		//layer.msg
	});
	
	uploader.on( 'uploadError', function( file ) {
		layer.msg("上传失败");
	    uploader.reset();
	});
	
	uploader.onError = function( code ) {
        switch(code){
            case 'F_EXCEED_SIZE':
            	layer.msg('文件大小超出最大值');
                break;
            case 'Q_EXCEED_NUM_LIMIT':
                layer.msg('超过最大上传数量');
                break;
            case 'Q_EXCEED_SIZE_LIMIT':
            	layer.msg('文件大小超出最大值');
                break;
            case 'Q_TYPE_DENIED':
            	layer.msg('文件类型不允许');
                break;
            default: 
            	layer.msg('未知错误：'+code);
            break;
        }
     };
  
   //如果服务器端返回的code不为0，那么也是没有成功，会触发uploadError事件
 	uploader.on("uploadAccept", function(file,data){
 		if(!data.success){
 			return false;
 		}
 	});
 	
 	
    // 文件上传成功，给item添加成功class, 用样式标记上传成功。
	uploader.on( 'uploadSuccess', function(file,data) {
	    if(typeof callback=='function'){
	    	callback(data);
	    }
	    uploader.reset();
	});
    
	// 完成上传完了，成功或者失败，先删除进度条。
	uploader.on( 'uploadComplete', function(file,data) {
	   
	});
}
/**
 * 图片预览
 * @param data 数组类型或者字符串
 */
web.showImage = function (data,index) {
	if(!index){
		index=0;
	}
	var photos=[];
	if(typeof(data) == "string"){
		var obj = new Object();
		obj.src=data;
		photos.push(obj);
	}else{
		$.each(data,function(id,item){
			var obj = new Object();
			obj.src=item;
			photos.push(obj);
		});
	}
	layer.photos({
	    photos: {
	    	"start": index,
	    	"data": photos 
	    }
	});
}

/**
 * 加载图片
 * @param fileList 容器ID
 * @param data 数组类型或者字符串
 * @param width 图片宽度
 * @param height 图片高度
 */
web.loadImage = function(fileList,data,width,height,editFlag){
	if(!width){//如果没有设置，默认为100px
		width=100;
	}
	if(!height){
		height=100;
	}
	var $list = $('#'+fileList);
	var arr=[];
	if(typeof(data) == "string"){
		var $li = $(
            '<div  class="file-item thumbnail">' +
                '<img src="'+data+'" style="width:'+width+'px;height:'+height+'px;">' +
            '</div>'
        );
		if(editFlag){
			 var $btns = $('<div class="file-panel" style="height:0px;">' +
		                '<span class="cancel">删除</span>' +
		                '</div>').appendTo( $li );
		}
		arr.push(data);
		$list.append( $li );
	}else{
		$.each(data,function(id,item){
			if(typeof(item) == "string"){
				var $li = $(
			            '<div  class="file-item thumbnail">' +
			                '<img src="'+item+'" style="width:'+width+'px;height:'+height+'px;">' +
			            '</div>'
		            );
				arr.push(item);
			}else{
				var $li = $(
			            '<div  class="file-item thumbnail">' +
			                '<img src="'+item.imgUrl+'" style="width:'+width+'px;height:'+height+'px;">' +
			                '<div class="info">"'+item.imgName+'"</div>' +
			            '</div>'
		            );
				arr.push(item.imgUrl);
			}
			if(editFlag){
				 var $btns = $('<div class="file-panel" style="height:0px;">' +
			                '<span class="cancel">删除</span>' +
			                '</div>').appendTo( $li );
			}
			$list.append( $li );
		});
	}
	$list.find("img").on('click',function(){
		web.showImage(arr,$(this).parent().index());
	});
}

/**
 * 上传图片
 * @param fileList 容器ID
 * @param filePicker 上传按钮ID
 * @param callback 返回方法
 * @param options 自定义上传
 * @param params 参数
 */
web.imageUploader = function(fileList,filePicker,callback,options,params){
	
	$('#'+fileList).on('mouseover','.file-item',function(){
		$(this).find('.file-panel').css('height','30px');
	});
	$('#'+fileList).on('mouseout','.file-item',function(){
		$(this).find('.file-panel').css('height','0');
	});
	$('#'+fileList).on('click','.cancel',function(){
        var obj = $(this);
        setTimeout(function () {
            $(obj).parents('.file-item').remove();
        },100);
	});
	//添加删除事件结束
	var imgUploadUrl = base+'/common/upload';
	if(typeof params!='undefined'){
		imgUploadUrl = imgUploadUrl+"?"+params;
	}
	
	var opt={
		auto: true,
		// swf文件路径
		swf: base+'/static/frame/webuploader/Uploader.swf',
		// 文件接收服务端。
		server : imgUploadUrl,
		// 内部根据当前运行是创建，可能是input元素，也可能是flash.
		pick : {
			id : '#'+filePicker,
			multiple : true
		},
		fileSingleSizeLimit: 5*1024*1024, //最大5M
		// 不压缩image, 默认如果是jpeg，文件上传前会压缩一把再上传！
		resize : false,
		duplicate :true,
		fileNumLimit:10,
		accept: {
		    title: 'Images',
		    extensions: 'gif,jpg,bmp,png',
		    mimeTypes: 'image/*'
		}
	};
	if(typeof options!='undefined'){
		opt = $.extend(opt,options);
	}
	
	if(!opt.thumbnailWidth){//如果没有设置，默认为100px
		opt.thumbnailWidth=100;
	}
	if(!opt.thumbnailHeight){
		opt.thumbnailHeight=100;
	}
	
	var $list = $('#'+fileList);
	var uploader = WebUploader.create(opt);
	
	uploader.on( 'fileQueued', function( file ) {
		if($list.find('.file-item').length>=opt.maxLength){
			layer.msg('最多上传'+opt.maxLength+'张图片');
			uploader.cancelFile( file );
			return;
		}
	    var $li = $(
	            '<div id="' + file.id + '" class="file-item thumbnail">' +
	                '<img>' +
	                '<div class="info">' + file.name + '</div>' +
	            '</div>'
	            );
	    var $img = $li.find('img');
	    var $btns = $('<div class="file-panel" style="height:0px;">' +
                '<span class="cancel">删除</span>' +
                '</div>').appendTo( $li );

	    // $list为容器jQuery实例
	    if(opt.pick.multiple){
	    	 $list.append( $li );
	    }else{
	    	 $list.html( $li );
	    }
	    // 创建缩略图
	    // 如果为非图片文件，可以不用调用此方法。
	    // thumbnailWidth x thumbnailHeight 为 100 x 100
	    uploader.makeThumb( file, function( error, src ) {
	        if ( error ) {
	            $img.replaceWith('<span>不能预览</span>');
	            return;
	        }

	        $img.attr( 'src', src );
	    },  opt.thumbnailWidth, opt.thumbnailHeight);
	});
	
	// 文件上传过程中创建进度条实时显示。
	uploader.on( 'uploadProgress', function( file, percentage ) {
	    var $li = $( '#'+file.id );
	    var $percent = $li.find('.progress span');
	    // 避免重复创建
	    if ( !$percent.length ) {
	        $percent = $('<p class="progress"><span></span></p>')
	                .appendTo( $li )
	                .find('span');
	    }
	    $percent.css( 'width', percentage * 100 + '%' );
	});
	
	uploader.on( 'uploadError', function( file ,reason) {
	    var $li = $( '#'+file.id );
	    var $error = $li.find('div.error');

	    // 避免重复创建
	    if ( !$error.length ) {
	        $error = $('<div class="error"></div>').appendTo( $li );
	    }

	    $error.text('上传失败');
	});
	
	uploader.onError = function( code ) {
        switch(code){
            case 'F_EXCEED_SIZE':
            	layer.msg('文件大小超出最大值');
                break;
            case 'Q_EXCEED_NUM_LIMIT':
                layer.msg('超过最大上传数量');
                break;
            case 'Q_EXCEED_SIZE_LIMIT':
            	layer.msg('文件大小超出最大值');
                break;
            case 'Q_TYPE_DENIED':
            	layer.msg('文件类型不允许');
                break;
            default: 
                	layer.msg('未知错误：'+code);
                break;
        }
     };
  
   //如果服务器端返回的code不为0，那么也是没有成功，会触发uploadError事件
 	uploader.on("uploadAccept", function(file,data){
 		if(!data.success){
 			return false;
 		}
 	});
 	
 	
    // 文件上传成功，给item添加成功class, 用样式标记上传成功。
	uploader.on( 'uploadSuccess', function(file,data) {
		if(!opt.hideDoneImg){
			$( '#'+file.id ).addClass('upload-state-done');
		}
	    if(typeof callback=='function'){
	    	callback(data);
	    }
	});
    
	// 完成上传完了，成功或者失败，先删除进度条。
	uploader.on( 'uploadComplete', function(file,data) {
	    $( '#'+file.id ).find('.progress').remove();
	});
}
$.fn.serializeObject = function() {
	var o = {};
	var a = this.serializeArray();
	$.each(a, function() {
    if (o[this.name] !== undefined) {
        if (!o[this.name].push) {
            o[this.name] = [o[this.name]];
        }
        o[this.name].push(this.value || '');
    } else {
        o[this.name] = this.value || '';
        }
    });
    return o;
};
web.num = function (obj){
	obj.value = obj.value.replace(/[^\d.]/g,""); //清除"数字"和"."以外的字符
	console.info(obj.value);
	obj.value = obj.value.replace(/^\./g,""); //验证第一个字符是数字而不是
	console.info(obj.value);
	obj.value = obj.value.replace(/\.{2,}/g,"."); //只保留第一个. 清除多余的
	console.info(obj.value);
	obj.value = obj.value.replace(".","$#$").replace(/\./g,"").replace("$#$",".");
	console.info(obj.value);
	obj.value = obj.value.replace(/^(\-)*(\d+)\.(\d\d).*$/,'$1$2.$3'); //只能输入两个小数
	console.info(obj.value);
}