onload=function()
{
    for(i=0;i<document.getElementsByTagName("input").length;i++)
    {
        btnObj=document.getElementsByTagName("input")[i]
        if(btnObj.className=="btn1")
        {
            btnObj.onmouseover=function(){this.style.color="#c00"}
            btnObj.onmouseout=function(){this.style.color=""}
        }
    }
}
function CheckTrueName()
{
    var l = fucCheckLength( document.getElementById("TextBoxTrueName").value );
    if( l<4 || l>16)
    {
        document.getElementById("TrueName_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-red.gif\" align=\"absmiddle\" alt=\"\" /> <font color=\"#fd0202\" class=\"fz12\">长度在2-8个中文之内</font>";
        return false;
    }
    document.getElementById("TrueName_DIV").innerHTML= "&nbsp;&nbsp;<img src=\"imgnew/icon-green.gif\" align=\"absmiddle\" alt=\"\" /> ";
    return true;
}
function CheckData(){
   return isChinaIDCard(document.forms[0].IDENTITYNO.value);
}

   function    isChinaIDCard(StrNo){   
   StrNo    =    StrNo.toString()   
   if    (StrNo.length==18)   
   {   
             var    a,b,c   
             if    (!isInteger(StrNo.substr(0,17)))    {return    false}   
             a=parseInt(StrNo.substr(0,1))*7+parseInt(StrNo.substr(1,1))*9+parseInt(StrNo.substr(2,1))*10;   
             a=a+parseInt(StrNo.substr(3,1))*5+parseInt(StrNo.substr(4,1))*8+parseInt(StrNo.substr(5,1))*4;   
             a=a+parseInt(StrNo.substr(6,1))*2+parseInt(StrNo.substr(7,1))*1+parseInt(StrNo.substr(8,1))*6;     
             a=a+parseInt(StrNo.substr(9,1))*3+parseInt(StrNo.substr(10,1))*7+parseInt(StrNo.substr(11,1))*9;     
             a=a+parseInt(StrNo.substr(12,1))*10+parseInt(StrNo.substr(13,1))*5+parseInt(StrNo.substr(14,1))*8;     
             a=a+parseInt(StrNo.substr(15,1))*4+parseInt(StrNo.substr(16,1))*2;   
             b=a%11;   
    
             if    (b==2)    //最后一位为校验位   
             {   
             c=StrNo.substr(17,1).toUpperCase();    //转为大写X   
             }   
             else   
             {   
             c=parseInt(StrNo.substr(17,1));   
             }   
    
             switch(b)   
             {   
     case    0:    if    (    c!=1    )    {alert("身份证好号码校验位错:最后一位应该为:1");return    false;}break;   
     case    1:    if    (    c!=0    )    {alert("身份证好号码校验位错:最后一位应该为:0");return    false;}break;   
     case    2:    if    (    c!="X")    {alert("身份证好号码校验位错:最后一位应该为:X");return    false;}break;   
     case    3:    if    (    c!=9    )    {alert("身份证好号码校验位错:最后一位应该为:9");return    false;}break;   
     case    4:    if    (    c!=8    )    {alert("身份证好号码校验位错:最后一位应该为:8");return    false;}break;   
     case    5:    if    (    c!=7    )    {alert("身份证好号码校验位错:最后一位应该为:7");return    false;}break;   
     case    6:    if    (    c!=6    )    {alert("身份证好号码校验位错:最后一位应该为:6");return    false;}break;   
     case    7:    if    (    c!=5    )    {alert("身份证好号码校验位错:最后一位应该为:5");return    false;}break;   
     case    8:    if    (    c!=4    )    {alert("身份证好号码校验位错:最后一位应该为:4");return    false;}break;   
     case    9:    if    (    c!=3    )    {alert("身份证好号码校验位错:最后一位应该为:3");return    false;}break;   
     case    10:    if    (    c!=2    )   {alert("身份证好号码校验位错:最后一位应该为:2");return    false}   
             }   
             }   
   else    //15位身份证号   
             {   
             if    (!isInteger(StrNo))    
                {   
                    document.getElementById("IDCode_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-red.gif\" align=\"absmiddle\" alt=\"\" /> <font color=\"#fd0202\" class=\"fz12\">身份证号码错误,前15位不能含有英文字母!</font>";
                    return    false}     
             }   
    
   switch(StrNo.length){   
   case    15:     
                   if    (isValidDate("19"+StrNo.substr(6,2),StrNo.substr(8,2),StrNo.substr(10,2)))   
                           {
                                document.getElementById("IDCode_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-green.gif\" align=\"absmiddle\" alt=\"\" /> ";
                                return    true;
                           }   
                   else   
                           {return    false;}   
   case    18:     
                   if    (isValidDate(StrNo.substr(6,4),StrNo.substr(10,2),StrNo.substr(12,2)))   
                           {
                                document.getElementById("IDCode_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-green.gif\" align=\"absmiddle\" alt=\"\" /> ";
                                return    true;
                           }   
                   else   
                           {return    false;}   
   } 
   document.getElementById("IDCode_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-red.gif\" align=\"absmiddle\" alt=\"\" /> <font color=\"#fd0202\" class=\"fz12\">输入的身份证号码必须为15位或者18位!</font>";  
   return    false   
   }   
    
   function    isValidDate(iY,    iM,    iD)    {     
           var    a=new    Date(iY,iM,iD);   
           var    y=a.getFullYear();   
           var    m=a.getMonth();   
           var    d=a.getDate();   
           if    (y!=iY    ||    m!=iM    ||    d!=iD)   
           {   
                   document.getElementById("IDCode_DIV").innerHTML="&nbsp;&nbsp;<img src=\"imgnew/icon-red.gif\" align=\"absmiddle\" alt=\"\" /> <font color=\"#fd0202\" class=\"fz12\">身份证号码内日期错误!</font>";  
                   return    false;   
           }   
   return    true   
   }   
    
   function    isInteger(str)    {   
   if    (/[^\d]+$/.test(str)){   
   return    false;   
   }   
   return    true;   
   }   
    
    
   function    IDUpdate(StrNo){   
    
   if    (!isChinaIDCard(StrNo))    {return    false}   
   if    (StrNo.length==15)   
   {   
             var    a,b,c   
             StrNo=StrNo.substr(0,6)+"19"+StrNo.substr(6,9)   
             a=parseInt(StrNo.substr(0,1))*7+parseInt(StrNo.substr(1,1))*9+parseInt(StrNo.substr(2,1))*10;   
             a=a+parseInt(StrNo.substr(3,1))*5+parseInt(StrNo.substr(4,1))*8+parseInt(StrNo.substr(5,1))*4;   
             a=a+parseInt(StrNo.substr(6,1))*2+parseInt(StrNo.substr(7,1))*1+parseInt(StrNo.substr(8,1))*6;     
             a=a+parseInt(StrNo.substr(9,1))*3+parseInt(StrNo.substr(10,1))*7+parseInt(StrNo.substr(11,1))*9;     
             a=a+parseInt(StrNo.substr(12,1))*10+parseInt(StrNo.substr(13,1))*5+parseInt(StrNo.substr(14,1))*8;     
             a=a+parseInt(StrNo.substr(15,1))*4+parseInt(StrNo.substr(16,1))*2;   
             b=a%11;   
    
             switch(b)   
             {   
             case    0:    {StrNo=StrNo+"1";}break;   
             case    1:    {StrNo=StrNo+"0";}break;   
             case    2:    {StrNo=StrNo+"X";}break;   
             case    3:    {StrNo=StrNo+"9";}break;   
             case    4:    {StrNo=StrNo+"8";}break;   
             case    5:    {StrNo=StrNo+"7";}break;   
             case    6:    {StrNo=StrNo+"6";}break;   
             case    7:    {StrNo=StrNo+"5";}break;   
             case    8:    {StrNo=StrNo+"4";}break;   
             case    9:    {StrNo=StrNo+"3";}break;   
             case    10:    {StrNo=StrNo+"3";}   
             }   
             }   
             return    StrNo;   
   }