var regexEnum = 
{
    intege:"^-?[1-9]\\d*$",                 //整数
    intege1:"^[1-9]\\d*$",                  //正整数
    intege2:"^-[1-9]\\d*$",                 //负整数
    num:"^([+-]?)\\d*\\.?\\d+$",            //数字
    num1:"^[1-9]\\d*|0$",                   //正数（正整数 + 0）
    num2:"^-[1-9]\\d*|0$",                  //负数（负整数 + 0）
    decmal:"^([+-]?)\\d*\\.\\d+$",          //浮点数
    decmal1:"^[1-9]\\d*.\\d*|0.\\d*[1-9]\\d*$",　　   //正浮点数
    decmal2:"^-([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*)$",　 //负浮点数
    decmal3:"^-?([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*|0?.0+|0)$",　 //浮点数
    decmal4:"^[1-9]\\d*.\\d*|0.\\d*[1-9]\\d*|0?.0+|0$",　　 //非负浮点数（正浮点数 + 0）
    decmal5:"^(-([1-9]\\d*.\\d*|0.\\d*[1-9]\\d*))|0?.0+|0$",　　//非正浮点数（负浮点数 + 0）
 
    email:"^\\w+((-\\w+)|(\\.\\w+))*\\@[A-Za-z0-9]+((\\.|-)[A-Za-z0-9]+)*\\.[A-Za-z0-9]+$", //邮件
    color:"^[a-fA-F0-9]{6}$",               //颜色
    url:"^http[s]?:\\/\\/([\\w-]+\\.)+[\\w-]+([\\w-./?%&=]*)?$",    //url
    chinese:"^[\\u4E00-\\u9FA5\\uF900-\\uFA2D]+$",                  //仅中文
    ascii:"^[\\x00-\\xFF]+$",               //仅ACSII字符
    zipcode:"^\\d{6}$",                     //邮编
    mobile:"^(13|15)[0-9]{9}$",             //手机
    ip4:"^(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)\\.(25[0-5]|2[0-4]\\d|[0-1]\\d{2}|[1-9]?\\d)$",  //ip地址
    notempty:"^\\S+$",                      //非空
    picture:"(.*)\\.(jpg|bmp|gif|ico|pcx|jpeg|tif|png|raw|tga)$",   //图片
    rar:"(.*)\\.(rar|zip|7zip|tgz)$",                               //压缩文件
    date:"^\\d{4}(\\-|\\/|\.)\\d{1,2}\\1\\d{1,2}$",                 //日期
    qq:"^[1-9]*[1-9][0-9]*$",               //QQ号码
    tel:"^(([0\\+]\\d{2,3}-)?(0\\d{2,3})-)?(\\d{7,8})(-(\\d{3,}))?$",   //电话号码的函数(包括验证国内区号,国际区号,分机号)
    username:"^\\w+$",                      //用来用户注册。匹配由数字、26个英文字母或者下划线组成的字符串
    letter:"^[A-Za-z]+$",                   //字母
    letter_u:"^[A-Z]+$",                    //大写字母
    letter_l:"^[a-z]+$",                    //小写字母
    idcard:"^[1-9]([0-9]{14}|[0-9]{17})$"   //身份证
}
 
var aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"*",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"*",71:"*",81:"香港",82:"澳门",91:"国外"} 
 
function isCardID(sId){ 
    var iSum=0 ;
    var info="" ;
    if(!/^\d{17}(\d|x)$/i.test(sId)) return "你输入的身份证长度或格式错误"; 
    sId=sId.replace(/x$/i,"a"); 
    if(aCity[parseInt(sId.substr(0,2))]==null) return "你的身份证地区非法"; 
    sBirthday=sId.substr(6,4)+"-"+Number(sId.substr(10,2))+"-"+Number(sId.substr(12,2)); 
    var d=new Date(sBirthday.replace(/-/g,"/")) ;
    if(sBirthday!=(d.getFullYear()+"-"+ (d.getMonth()+1) + "-" + d.getDate()))return "身份证上的出生日期非法"; 
    for(var i = 17;i>=0;i --) iSum += (Math.pow(2,i) % 11) * parseInt(sId.charAt(17 - i),11) ;
    if(iSum%11!=1) return "你输入的身份证号非法"; 
    return true;//aCity[parseInt(sId.substr(0,2))]+","+sBirthday+","+(sId.substr(16,1)%2?"男":"女") 
} 
 
//短时间，形如 (13:04:06)
function isTime(str)
{
    var a = str.match(/^(\d{1,2})(:)?(\d{1,2})\2(\d{1,2})$/);
    if (a == null) {return false}
    if (a[1]>24 || a[3]>60 || a[4]>60)
    {
        return false;
    }
    return true;
}
 
//短日期，形如 (2003-12-05)
function isDate(str)
{
    var r = str.match(/^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/); 
    if(r==null)return false; 
    var d= new Date(r[1], r[3]-1, r[4]); 
    return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]);
}
 
//长时间，形如 (2003-12-05 13:04:06)
function isDateTime(str)
{
    var reg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/; 
    var r = str.match(reg); 
    if(r==null) return false; 
    var d= new Date(r[1], r[3]-1,r[4],r[5],r[6],r[7]); 
    return (d.getFullYear()==r[1]&&(d.getMonth()+1)==r[3]&&d.getDate()==r[4]&&d.getHours()==r[5]&&d.getMinutes()==r[6]&&d.getSeconds()==r[7]);
}