function chkDate_all(strDate) {
    var pos1, pos2
    var strYear, strMonth, strDay
    var Date1

    if (strDate.length>0) {
        pos1 = strDate.indexOf("/")
        pos2 = strDate.indexOf("/", pos1+1)

        strYear = strDate.substring(0, pos1) * 1

        if (strYear < 1900)
                 strYear = strYear + 1911;

        strMonth = strDate.substring(pos1+1, pos2)
        strMonth = strMonth - 1
        strDay = strDate.substring(pos2+1, strDate.length) * 1

        Date1 = new Date(strYear, strMonth, strDay)
        if ((Date1.getFullYear()==strYear) 
                        && (Date1.getMonth()==strMonth) 
                        && (Date1.getDate()==strDay)) 
                return true;
        else
                return false;

    }
    else {
            return false
    }
    return true	
}

function chkDate(strDate) {
    var pos1, pos2
    var strYear, strMonth, strDay
    var Date1

    if (strDate.length>0) {
        pos1 = strDate.indexOf("/")
        pos2 = strDate.indexOf("/", pos1+1)

        strYear = strDate.substring(0, pos1) * 1

        strMonth = strDate.substring(pos1+1, pos2)
        strMonth = strMonth - 1
        strDay = strDate.substring(pos2+1, strDate.length) * 1

        Date1 = new Date(strYear, strMonth, strDay)
                        
        if ((Date1.getFullYear()==strYear) 
                        && (Date1.getMonth()==strMonth) 
                        && (Date1.getDate()==strDay)) 
                return true;
        else
                return false;

    }
    else {
            return false
    }
    return true	
}

function rtrim(str)
{
     if (str == null || str == "") {
          return "";
     }
     var pattern = / *$/ig
     return str.replace(pattern, "");
}
function ltrim(str)
{
     if (str == null || str == "") {
          return "";
     }
     var pattern = /^ */ig
     return str.replace(pattern, "");
}
function trim(str)
{
     if (str == null || str == "") {
          return "";
     }
     return ltrim(rtrim(str));
}
function chkemail(z)
{
    for ( i=0; i<= z.value.length - 1 ;i++ )
    {
    x = z.value.charAt(i)
    y = escape( x)
	if ( y != x && y !='%40')
		{
			alert('電子信箱錯誤')
			z.focus()
			return false
			i = z.value.length
		}
	}
	
	if ( z.value.indexOf('@') == -1 )
		{
			alert('電子信箱錯誤')
			z.focus()
			return false
		}
	if ( z.value.indexOf('.') == -1 )
		{
			alert('電子信箱錯誤')
			z.focus()
			return false
		}
		return true

}	

function isblank(s) {
	for (var i =0; i <s.length; i++) {
		var c = s.charAt(i);
		if ((c!=' ') && (c!='\r') && (c!='\n') && (c!='\t')) {//find any char not whitespace, then is not BLANK
			return false;
		}
	}
	return true;
}		

function chkf(E,Str)
{
if (isblank(E.value))
 {
   alert('"'+ Str + '" 未填!');
   E.focus();
   return false
 }
 else
 {
   return true
 }
}


function chktel(fobj,msg,len){
		chkstring='0123456789-#*轉exit()'
		telstring = fobj.value;
	if (telstring.length < len){
				alert(msg)
				return false;
			}
		
		
		for (var i=0;i<telstring.length;i++){
			if (chkstring.indexOf(telstring.charAt(i)) == -1){
				alert(msg);
				fobj.focus();
				return false;
			}
		}		
		return true;
	}
	
function chknum(fobj,msg){
		chkstring='0123456789'
		telstring = fobj.value;
		
		for (var i=0;i<telstring.length;i++){
			if (chkstring.indexOf(telstring.charAt(i)) == -1){
				alert(msg);
				fobj.focus();
				return false;
			}
		}		
		return true;
	}
	
function chknum1(fobj,msg){
		chkstring='0123456789.'
		telstring = fobj.value;
		
		for (var i=0;i<telstring.length;i++){
			if (chkstring.indexOf(telstring.charAt(i)) == -1){
				alert(msg);
				fobj.focus();
				return false;
			}
		}		
		return true;
	}

function chknum2(fobj,msg){
		chkstring='0123456789/-'
		telstring = fobj.value;
		
		for (var i=0;i<telstring.length;i++){
			if (chkstring.indexOf(telstring.charAt(i)) == -1){
				alert(msg);
				fobj.focus();
				return false;
			}
		}		
		return true;
	}
function chkradio(fobj,msg){
	for (var i=0;i<fobj.length;i++){
		if (fobj[i].checked){
			return true;
		}
	}
	alert(msg);
	fobj[0].focus();
	return false;
}

	
	
 function chkselect(fobj,msg){
	if (fobj.options[fobj.selectedIndex].value == ''){
		alert(msg);
		fobj.focus();
		return false;
	}
	return true;
 }	
	
function OpWin(argUrl,argW,argH,argName){
	strFeature = 'width='+ argW +',height=' + argH + ',scrollbars=yes,resizable=yes,menubar=no,toolbar=no'
	window.open(argUrl,argName,strFeature);

}

function ConfirmDel(argurl,msg){
	if(confirm(msg)){
		window.open(argurl ,'del','width=1,height=1,menubar=no')
	}
}

function DouOnly(){
	
	if ((event.keyCode >= 48) && (event.keyCode <= 57)){
		return true;
	}
	
	if ((event.keyCode == 46)){
		return true;
	}
	
	return false;
}


function NumOnly(){
	
	if ((event.keyCode >= 48) && (event.keyCode <= 57)){
		return true;
	}
	return false;
}


/*********************************************
 　函式名稱：CheckMaxLength
   輸入參數：String-String
             Length-int
   函式描述：:檢查字串長度是否超過限制(Length)     
   傳回值 ：超過，則傳回true，否則傳回false  
   函式控管：
**********************************************/
function CheckMaxLength(String,Length)
{
	if (Length == null || Length == "" || String == null || String == "") return false; 
		var actualLen = 0;
	for (var i=0; i<String.length; i++)
		if (String.charCodeAt(i) < 127)
			actualLen++;
		else
			actualLen+=2; 
	
	if (actualLen <= Length) 
		return false;
	else    
		return true;
}

function GetMaxLength(String,Length)
{
	if (Length == null || Length == "" || String == null || String == "") return false; 
		var actualLen = 0;
	for (var i=0; i<String.length; i++)
		if (String.charCodeAt(i) < 127)
			actualLen++;
		else
			actualLen+=2; 
	
	return Length-actualLen;

}
/*********************************************
 　函式名稱：CheckNum
   輸入參數：fobj-String
   函式描述：:檢查字串長度是否超過限制(Length)     
   傳回值 ：超過，則傳回true，否則傳回false  
   函式控管：
**********************************************/
function CheckNum(fobj){
	Chkstring='0123456789'
	Telstring = fobj.value;
	for (var i=0;i<Telstring.length;i++){
		if (Chkstring.indexOf(Telstring.charAt(i)) == -1){
			return false;
		}
	}		
	return true;
}
function CheckNum1(fobj){
	Chkstring='0123456789.'
	Telstring = fobj.value;
	for (var i=0;i<Telstring.length;i++){
		if (Chkstring.indexOf(Telstring.charAt(i)) == -1){
			return false;
		}
	}		
	return true;
}
function CheckNum2(fobj){
	Chkstring='0123456789/-'
	Telstring = fobj.value;
	for (var i=0;i<Telstring.length;i++){
		if (Chkstring.indexOf(Telstring.charAt(i)) == -1){
			return false;
		}
	}		
	return true;
}
/**********************************************************
 　函式名稱：CheckID
   輸入參數：IDString-String             
   函式描述：檢查帳號是否正確                         
         1.檢查是否為10碼                                  
         2.若第一碼為P，則代表後9碼是護照號碼，可不用檢查  
         3.否則要檢查輸入的身份證字號是否正確              
   傳回值 ：超過，則傳回true，否則傳回false  
   函式控管：                        
 **********************************************************/

function CheckID(IDString)
{
 var ErrString = "" ;
 var ID1 = IDString.toUpperCase();   
 if (IDString.length != 0 ) {IDString =IDString.toUpperCase()}
 if (ID1.length != 10) return false; //alert("身分證字號字數不對 !");  
 var IDdigit = new Array(10);
 for (var i=0; i<10; i++) { IDdigit[i] = ID1.charAt(i); }
 var CharEng = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
 IDdigit[0]   = CharEng.indexOf(IDdigit[0]);
 if (IDdigit[0] == -1)  return false; //alert("身分證字號第一位為錯誤英文字母 !");       
 if (IDdigit[1] !=1 && IDdigit[1] !=2) return false; //alert("身分證字號無法辨識性別 !");      
 var Array1  = new Array(26);
 Array1[0]   = 1 ; Array1[1]  = 10; Array1[2]  = 19;
 Array1[3]   = 28; Array1[4]  = 37; Array1[5]  = 46;
 Array1[6]   = 55; Array1[7]  = 64; Array1[8]  = 39;
 Array1[9]   = 73; Array1[10] = 82; Array1[11] = 2 ;
 Array1[12]  = 11; Array1[13] = 20; Array1[14] = 48;
 Array1[15]  = 29; Array1[16] = 38; Array1[17] = 47;
 Array1[18]  = 56; Array1[19] = 65; Array1[20] = 74;
 Array1[21]  = 83; Array1[22] = 21; Array1[23] = 3 ;
 Array1[24]  = 12; Array1[25] = 30;
 var result = Array1[IDdigit[0]];
 for (var i=1; i<10; i++) {
    var Number = "0123456789";
    IDdigit[i] = Number.indexOf(IDdigit[i]);
    if (IDdigit[i] == -1){
      //alert("身分證字號錯誤 !");      
      return false;
      }
    else{
      result += IDdigit[i] * (9-i);
       }
 } 
 result += 1 * IDdigit[9];
 if (result % 10 != 0){
    //alert("身分證字號錯誤 !");
    return false; }
  else {
    return true;   
 }
}

/*********************************************
 　函式名稱：ChkMobile
   輸入參數：inText-String
   函式描述：:檢查字串長度是否超過限制(Length)     
   傳回值 ：超過，則傳回true，否則傳回false  
   函式控管：
**********************************************/

function ChkMobile(inText){

	var tmp="0123456789";
	var ans=true;
	var tmpChar;
	if(inText.value.length != 10 || inText.value.substring(0,2) != "09"){
		return false;
	}else{
		for(var i=0;i<inText.value.length;i++){
			tmpChar=inText.value.substring(i,i+1)
			if(tmp.indexOf(tmpChar)<0){
				return false;
				break;
			}
		}
	}
	return true;
}

// 檢查 email
// inText : 傳入的欄位
function EmailChk (inText) {
	var emailStr = inText.value;
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|idv)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);

	if (matchArray==null) {
		// alert("Email address seems incorrect (check @ and .'sn)");
		//window.alert(" 您的電子郵件格式錯誤 ");
		//inText.select();
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
			// alert("Ths username contains invalid characters.");
			//window.alert(" 您的電子郵件錯誤（含有不正確字元） ");
			//inText.select();
			return false;
		}
	}
	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i) == 42) {
			// alert("Ths username contains invalid characters:'*'.");
			//window.alert(" 您的電子郵件錯誤（含有不正確字元） ");
			//inText.select();
			return false;
		}
	}
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
			// alert("Ths domain name contains invalid characters.");
			//window.alert(" 您的電子郵件錯誤（含有不正確字元） ");
			//inText.select();
			return false;
		}
	}
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)==42) {
			// alert("Ths domain name contains invalid characters:'*'.");
			//window.alert(" 您的電子郵件錯誤（含有不正確字元） ");
			//inText.select();
			return false;
		}
	}

	if (user.match(userPat)==null) {
		// alert("The username doesn't seem to be valid.");
		//window.alert(" 您的電子郵件錯誤 ");
		//inText.select();
		return false;
	}

	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				// alert("Destination IP address is invalid!");
				//window.alert(" 您的電子郵件錯誤 ");
				//inText.select();
				return false;
			}
		}
		 return true;
	}

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) {
		if (domArr[i].search(atomPat)==-1) {
			// alert("The domain name does not seem to be valid.");
			//window.alert(" 您的電子郵件錯誤 ");
			//inText.select();
			return false;
		}
	}

	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) {
		// alert("The address must end in a well-known domain or two letter " + "country.");
		//window.alert(" 您的電子郵件錯誤 ");
		//inText.select();
		return false;
	}

	if (len<2) {
		// alert("This address is missing a hostname!");
		//window.alert(" 您的電子郵件錯誤 ");
		//inText.select();
		return false;
	}
	return true;
}