/*********************************************************************************
*	FUNCTION:		isBetween
*	PARAMETERS:		val		AS any value
*					lo		AS Lower limit to check
*					hi		AS Higher limit to check
*	CALLS:			NOTHING
*	RETURNS:		TRUE if val is between lo and hi both inclusive, otherwise false.
**********************************************************************************/
function isBetween (val, lo, hi) {
	if ((val < lo) || (val > hi)) { return(false); }
	else { return(true); }
}

/*********************************************************************************
*	FUNCTION:		isDate checks a valid date
*	PARAMETERS:		theStr		AS String
*	CALLS:			isBetween, isInt
*	RETURNS:		TRUE if theStr is a valid date otherwise false.
**********************************************************************************/
function isDate (theStr) {
	var the1st = theStr.indexOf('-');
	var the2nd = theStr.lastIndexOf('-');
	
	if (the1st == the2nd) { return(false); }
	else {
		var y = theStr.substring(0,the1st);
		var m = theStr.substring(the1st+1,the2nd);
		var d = theStr.substring(the2nd+1,theStr.length);
		var maxDays = 31;
		
		if (isInt(m)==false || isInt(d)==false || isInt(y)==false) {
			return(false); }
		else if (y.length < 4) { return(false); }
		else if (!isBetween (m, 1, 12)) { return(false); }
		else if (m==4 || m==6 || m==9 || m==11) maxDays = 30;
		else if (m==2) {
			if (y % 4 > 0) maxDays = 28;
			else if (y % 100 == 0 && y % 400 > 0) maxDays = 28;
           	else maxDays = 29;
		}
		if (isBetween(d, 1, maxDays) == false) { return(false); }
		else { return(true); }
	}
}
/*********************************************************************************
*	FUNCTION:		isEuDate checks a valid date in British format
*	PARAMETERS:		theStr		AS String
*	CALLS:			isBetween, isInt
*	RETURNS:		TRUE if theStr is a valid date otherwise false.
**********************************************************************************/
function isEuDate (theStr) {
	if (isBetween(theStr.length, 8, 10) == false) { return(false); }
	else {
		var the1st = theStr.indexOf('/');
		var the2nd = theStr.lastIndexOf('/');
		
		if (the1st == the2nd) { return(false); }
		else {
			var m = theStr.substring(the1st+1,the2nd);
			var d = theStr.substring(0,the1st);
			var y = theStr.substring(the2nd+1,theStr.length);
			var maxDays = 31;

			if (isInt(m)==false || isInt(d)==false || isInt(y)==false) {
				return(false); }
			else if (y.length < 4) { return(false); }
			else if (isBetween (m, 1, 12) == false) { return(false); }
			else if (m==4 || m==6 || m==9 || m==11) maxDays = 30;
			else if (m==2) {
				if (y % 4 > 0) maxDays = 28;
				else if (y % 100 == 0 && y % 400 > 0) maxDays = 28;
            	else maxDays = 29;
			}
			
			if (isBetween(d, 1, maxDays) == false) { return(false); }
			else { return(true); }
		}
	}
	
}
/********************************************************************************
*   FUNCTION:       Compare Date! Which is the latest!
*   PARAMETERS:     lessDate,moreDate AS String
*   CALLS:          isDate,isBetween
*   RETURNS:        TRUE if lessDate<moreDate
*********************************************************************************/
function isComdate (lessDate , moreDate)
{
	if (!isDate(lessDate)) { return(false);}
	if (!isDate(moreDate)) { return(false);}
	var less1st = lessDate.indexOf('-');
	var less2nd = lessDate.lastIndexOf('-');
	var more1st = moreDate.indexOf('-');
	var more2nd = moreDate.lastIndexOf('-');
	var lessy = lessDate.substring(0,less1st);
	var lessm = lessDate.substring(less1st+1,less2nd);
	var lessd = lessDate.substring(less2nd+1,lessDate.length);
	var morey = moreDate.substring(0,more1st);
	var morem = moreDate.substring(more1st+1,more2nd);
	var mored = moreDate.substring(more2nd+1,moreDate.length);
	var Date1 = new Date(lessy,lessm,lessd); 
	var Date2 = new Date(morey,morem,mored); 
	if (Date1>Date2) { return(false);}
	 return(true); 
		
}

/*********************************************************************************
*	FUNCTION	isEmpty checks if the parameter is empty or null
*	PARAMETER	str		AS String
**********************************************************************************/
function isEmpty (str) {
	if ((str==null)||(str.length==0)) return true;
	else return(false);
}

/*********************************************************************************
*	FUNCTION:		isInt
*	PARAMETER:		theStr	AS String 
*	RETURNS:		TRUE if the passed parameter is an integer, otherwise FALSE
*	CALLS:			isDigit
**********************************************************************************/
function isInt (theStr) {
	var flag = true;

	if (isEmpty(theStr)) { flag=false; }
	else
	{	for (var i=0; i<theStr.length; i++) {
			if (isDigit(theStr.substring(i,i+1)) == false) {
				flag = false; break;
			}
		}
	}
	return(flag);
}

/*********************************************************************************
*	FUNCTION:		isReal
*	PARAMETER:	heStr	AS String 
					    decLen	AS Integer (how many digits after period)
*	RETURNS:		TRUE if theStr is a float, otherwise FALSE
*	CALLS:			isInt
**********************************************************************************/
function isReal (theStr, decLen) {
	var dot1st = theStr.indexOf('.');
	var dot2nd = theStr.lastIndexOf('.');
	var OK = true;
	
	if (isEmpty(theStr)) return false;

	if (dot1st == -1) {
		if (!isInt(theStr)) return(false);
		else return(true);
	}
	
	else if (dot1st != dot2nd) return (false);
	else if (dot1st==0) return (false);
	else {
		var intPart = theStr.substring(0, dot1st);
		var decPart = theStr.substring(dot2nd+1);

		if (decPart.length > decLen) return(false);
		else if (!isInt(intPart) || !isInt(decPart)) return (false);
		else if (isEmpty(decPart)) return (false);
		else return(true);
	}
}

/*********************************************************************************
*	FUNCTION:		isEmail
*	PARAMETER:		String (Email Address)
*	RETURNS:		TRUE if the String is a valid Email address
*					FALSE if the passed string is not a valid Email Address
*	EMAIL FORMAT:	AnyName@EmailServer e.g; webmaster@hotmail.com
*					@ sign can appear only once in the email address.
*********************************************************************************/
function isEmail (theStr) {
	var atIndex = theStr.indexOf('@');
	var dotIndex = theStr.indexOf('.', atIndex);
	var flag = true;
	theSub = theStr.substring(0, dotIndex+1)

	if ((atIndex < 1)||(atIndex != theStr.lastIndexOf('@'))||(dotIndex < atIndex + 2)||(theStr.length <= theSub.length)) 
	{	return(false); }
	else { return(true); }
}
/*********************************************************************************
*	FUNCTION:		newWindow
*	PARAMETERS:		doc	 	->	Document to open in the new window
					hite 	->	Height of the new window
					wide 	->	Width of the new window
					bars	->	1-Scroll bars = YES 0-Scroll Bars = NO
					resize 	->	1-Resizable = YES 0-Resizable = NO
*	CALLS:			NONE
*	RETURNS:		New window instance
**********************************************************************************/
function newWindow (doc, hite, wide, bars, resize) {
	var winNew="_blank";
	var opt="toolbar=0,location=0,directories=0,status=0,menubar=0,";
	opt+=("scrollbars="+bars+",");
	opt+=("resizable="+resize+",");
	opt+=("width="+wide+",");
	opt+=("height="+hite);
	winHandle=window.open(doc,winNew,opt);
	return;
}
/*********************************************************************************
*	FUNCTION:		DecimalFormat
*	PARAMETERS:		paramValue -> Field value
*	CALLS:				NONE
*	RETURNS:		Formated string
**********************************************************************************/
function DecimalFormat (paramValue) {
	var intPart = parseInt(paramValue);
	var decPart =parseFloat(paramValue) - intPart;

	str = "";
	if ((decPart == 0) || (decPart == null)) str += (intPart + ".00");
	else str += (intPart + decPart);
	
	return (str);
}
/*********************************************************************************
*	EO_JSLib.js
**********************************************************************************/


function isDigit(s)
{
	var patrn = /^[0-9]{1,20}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isRegisterUserName(s)
{
	var patrn=/^([a-zA-Z0-9]|[._]){6,20}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isTrueName(s)
{
	var patrn=/^[a-zA-Z]{1,30}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isPasswd(s)
{
	var patrn=/^(\w){6,20}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isTel(s)
{
	//var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?(\d){1,12})+$/;
	var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
	if (!patrn.exec(s)) return false
	return true
}

function isMobil(s)
{
	var patrn=/^[+]{0,1}(\d){1,3}[ ]?([-]?((\d)|[ ]){1,12})+$/;
	if (!patrn.exec(s)) return false
	return true
}

function isPostalCode(s)
{
	//var patrn=/^[a-zA-Z0-9]{3,12}$/;
	var patrn=/^[a-zA-Z0-9 ]{3,12}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isSearch(s)
{
//	var patrn = /^[^`~!@#$%^&*()+=|\\\[\]\{\}:;\'\,.<>/?]{1}[^`~!@$%^&()+=|\\\[\]\{\}:;\'\,.<>?]{0,19}$/;
	var patrn = /^[^`~!@#$%^&*()+=|\\\[\]\{\}:;\'\,.<>\/?]{1}[^`~!@$%^&()+=|\\\[\]\{\}:;\'\,.<>?]{0,19}$/;
	if (!patrn.exec(s)) return false
	return true
}

function isIP(s)  //by zergling
{
	var patrn=/^[0-9.]{1,20}$/;
	if (!patrn.exec(s)) return false
	return true
}

function nocheck()
{
	if (!isInt(document.activeElement.value))
		{
		alert ("The input page number is not valid!");
		return false;
		}
	return true;
}

function formatnumber(value,num)
	{
	var a,b,c,i
	a = value.toString();
	b = a.indexOf('.');
	c = a.length;
	if (num==0)
		{
		if (b!=-1)
			a = a.substring(0,b);
		}
	else
		{
		if (b==-1)
			{
			a = a + ".";
			for (i=1;i<=num;i++)
				a = a + "0";
			}
		else
			{
			a = a.substring(0,b+num+1);
			for (i=c;i<=b+num;i++)
				a = a + "0";
			}
		}
	return a
	}

function newWindow_800_600(url)
{
	newWindow (url, 600, 800, "yes", "no");
}

function newWindow_400_300(url)
{
	newWindow (url, 300, 400, "yes", "no");
}

function newWindow_1024_768(url)
{
	newWindow (url, 720, 1000, "yes", "no");
}

function openNewWindow(URLtoOpen, windowName, windowFeatures) {
  newWindow=window.open(URLtoOpen, windowName, windowFeatures);
}