ÿþ// ****************************************************

// *** Script By John Romano Rafol | March 13, 2001 ***

// ****************************************************





function isDecimal(strValue)

{

	if (isNaN(parseFloat(strValue)))

		return(false)

	else

		return(true);

}



function isInteger(strValue)

{

	if (isNaN(parseInt(strValue)))

		return(false)

	else

		return(true);

}





function isValidExt(strValue)

{

	if (strValue.length < 3)

		return(false)

	else if (isNaN(parseInt(strValue)))

		return(false)

	else

		return(true);

}



function isTelephone(strValue)

{

	var intLen, intCtr, intAscCode;



	intLen=(strValue.length);

	for (intCtr=0; intLen > intCtr; intCtr++) 

	{

		intAscCode = strValue.charCodeAt(intCtr);

		if ( !(((intAscCode >= 48) && (intAscCode <= 57))  ||

		       ((intAscCode == 45) || (intAscCode == 32))) )	//*** 45 is a hypen while 32 is a space. 48-57 is the 0-9 numbers

		{	

			return(false);

		}

	}



	if (intLen < 6)

		return(false);

	else

		return(true);

}	



function isAlphaNumeric(strValue)

{

	var intCtr;

	intLen = strValue.length;

	

	for (intCtr=0; intLen > intCtr; intCtr++) 

	{

		intAscCode = strValue.charCodeAt(intCtr);

		

		if ( !(((intAscCode >= 48) && (intAscCode <= 57))    || //*** 48-57  are the 0-9 numbers

		       ((intAscCode >= 65) && (intAscCode <= 90))    || //*** 65-90 are the A-Z capital letters		

		       ((intAscCode >= 97) && (intAscCode <= 122))) )   //*** 97-122 are the a-z small letters	

		{	

			return(false);

		}

	}

	return(true);

}



function empty_string(strValue)

{

	var ctr, int_length, empty = true;

	int_length = strValue.length;



	for (ctr=0;ctr<int_length;ctr++)

	{

		if (strValue.charAt(ctr) != "" && strValue.charAt(ctr) != " " && strValue.charCodeAt(ctr) != 13  && strValue.charCodeAt(ctr) != 10)

			empty = false;

	}



	if ((strValue.length == 0) || (empty))

		return(true);



	return(false);

}



function ValidateForm(objForm)

{

	var strValidationMsg = "";

	var i = objForm.tags("INPUT");

	var i2 = objForm.tags("TEXTAREA");	

	var ctr=0, ctr2=0, intIndex=0;

	var boolSubmit = false;



	for (ctr=0; ctr < i.length; ctr++)

	{

		if ((i.item(ctr).type == "text" || i.item(ctr).type == "password") && !(i.item(ctr).disabled) && i.item(ctr).propRequired != "no")

		{

			if ( (empty_string(i.item(ctr).value)) || (i.item(ctr).propExtField == "yes" && !isValidExt(i.item(ctr).value)) || (i.item(ctr).propTelField == "yes" && !isTelephone(i.item(ctr).value)) )

				intIndex ++;



			strValidationMsg = strValidationMsg + ((empty_string(i.item(ctr).value) || (i.item(ctr).propExtField == "yes" && !isValidExt(i.item(ctr).value)) || (i.item(ctr).propTelField == "yes" && !isTelephone(i.item(ctr).value)) ) ? intIndex.toString() + ". " + i.item(ctr).name.replace(/_/g," ") + "\n" : "");

		}

	}

	

	

	for (ctr2=0; ctr2 < i2.length; ctr2++)

	{

		if (!(i2.item(ctr2).disabled) && i2.item(ctr2).propRequired != "no")

		{

			if ( empty_string(i2.item(ctr2).value) )

				intIndex ++;



			strValidationMsg = strValidationMsg + (empty_string(i2.item(ctr2).value ) ? intIndex.toString() + ". " + i2.item(ctr2).name.replace(/_/g," ") + "\n" : "");

		}

	}	



	if (strValidationMsg=="")

	{

		return (true); //*** Validation Criterions Passed, go forth and process the form ***

	}

	else

	{

		alert( "Nhïng måc sau 
ây chéa thông tin không hãp lÇ ho·c ch°
a 
°
ãc 
iÁn vào. : \n\n" + strValidationMsg); //*** Oops, I think there's an error ***

		return (false)

	}	

}	





function InValidEmail(emailStr)

{

	var checkTLD=1;

	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

	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 .'s)");

	    return true;

	   }



	var user=matchArray[1];

	var domain=matchArray[2];



	for (i=0; i<user.length; i++)

	   {

	    if (user.charCodeAt(i)>127)

	       {

		alert("This username contains invalid characters.");

		return true;

	       }

	   }



	for (i=0; i<domain.length; i++)

	    {

	     if (domain.charCodeAt(i)>127)

		{

		 alert("Ths domain name contains invalid characters.");

		 return true;

		}

	    }



	if (user.match(userPat)==null)

	   {

	    alert("The username doesn't seem to be valid.");

	    return true;

	   }



	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!");

		     return true;

		    }

		}

	    return false;

	   }



	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.");

		 return true;

		}

	    }



	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.");

	    return true;

	   }



	if (len<2)

	   {

	    alert("This address is missing a hostname!");

	    return true;

	   }



	return false;



}