function Trim(s)
{
  // Remove leading spaces and carriage returns

  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r'))
  {
    s = s.substring(1,s.length);
  }

  // Remove trailing spaces and carriage returns

  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r'))
  {
    s = s.substring(0,s.length-1);
  }
  return s;
}
   	function checkValidDate(dateStr) {

	    var slash1 = dateStr.indexOf("/");
	    if (slash1 == -1)
	    {
		slash1 = dateStr.indexOf("-");
	    }
	    // if no slashes or dashes, invalid date
	    if (slash1 == -1)
	    {
		return false;
	    }
	    var dateDay = dateStr.substring(0, slash1)
	    var dateMonthAndYear = dateStr.substring(slash1+1, dateStr.length);
	    var slash2 = dateMonthAndYear.indexOf("/");
	    if (slash2 == -1)
	    {
		slash2 = dateMonthAndYear.indexOf("-");
	    }
	    // if not a second slash or dash, invalid date

	   if (slash2 == -1)
	   {
		return false;
	   }
	    var dateMonth = dateMonthAndYear.substring(0, slash2);
	    var dateYear = dateMonthAndYear.substring(slash2+1, dateMonthAndYear.length);
	    if ( (dateMonth == "") || (dateDay == "") || (dateYear == "") )
	    {
		return false;
	    }
	    // if any non-digits in the month, invalid date
	    for (var x=0; x < dateMonth.length; x++) {
		var digit = dateMonth.substring(x, x+1);
		if ((digit < "0") || (digit > "9"))
		{
			return false;
		}
	    }

	    // convert the text month to a number
	    var numMonth = 0;
	    for (var x=0; x < dateMonth.length; x++) {
		digit = dateMonth.substring(x, x+1);
		numMonth *= 10;
		numMonth += parseInt(digit);
	    }

	    if ((numMonth <= 0) || (numMonth > 12))
	    {
		return false;
	    }
	    // if any non-digits in the day, invalid date
	    for (var x=0; x < dateDay.length; x++) {
		digit = dateDay.substring(x, x+1);
		if ((digit < "0") || (digit > "9")) { return false; }
	    }
	    // convert the text day to a number
	    var numDay = 0;
	    for (var x=0; x < dateDay.length; x++){
		digit = dateDay.substring(x, x+1);
		numDay *= 10;
		numDay += parseInt(digit);
	    }

	    if ((numDay <= 0) || (numDay > 31))
	    {
		return false;
	    }

	    // February can't be greater than 29 (leap year calculation comes later)
	    if ((numMonth == 2) && (numDay > 29))
	    {	 return false;
	    }
	    // check for months with only 30 days
	    if ((numMonth == 4) || (numMonth == 6) || (numMonth == 9) || (numMonth == 11))
	    {
		if (numDay > 30)
		{
			return false;
		}

	   }
	    // if any non-digits in the year, invalid date
	    for (var x=0; x < dateYear.length; x++) {
		digit = dateYear.substring(x, x+1);
		if ((digit < "0") || (digit > "9")) { return false; }
	    }
	    // convert the text year to a number
	    var numYear = 0;
	    for (var x=0; x < dateYear.length; x++) {
		digit = dateYear.substring(x, x+1);
		numYear *= 10;
		numYear += parseInt(digit);
	    }
	    // Year must be a 2-digit year or a 4-digit year
	    if ( (dateYear.length != 2) && (dateYear.length != 4) ) { return false; }
	    // if 2-digit year, use 50 as a pivot date
	    if ( (numYear < 50) && (dateYear.length == 2) ) { numYear += 2000; }
	    if ( (numYear < 100) && (dateYear.length == 2) ) { numYear += 1900; }
	    if ((numYear <= 0) || (numYear > 9999)) { return false; }
	    // check for leap year if the month and day is Feb 29
	    if ((numMonth == 2) && (numDay == 29)) {
		var div4 = numYear % 4;
		var div100 = numYear % 100;
		var div400 = numYear % 400;
		// if not divisible by 4, then not a leap year so Feb 29 is invalid
		if (div4 != 0) { return false; }
		// at this point, year is divisible by 4. So if year is divisible by
		// 100 and not 400, then it's not a leap year so Feb 29 is invalid
		if ((div100 == 0) && (div400 != 0)) { return false; }
	    }
	    // date is valid
	    return true;
	}
	
	/************* validation date ends *-***********/
	
/************* valid no:*-***********/
	function isValidNumber(inpString) {
	   return /^[+]?\d+(\d+)?$/.test(inpString);
			}
/************* valid no: ends*-***********/

function checkDateDifference(lowDate, highDate, comparison) {
	lowDateSplit = lowDate.split('/');
	highDateSplit = highDate.split('/');

	date1 = new Date();
	date2 = new Date();

	date1.setDate(lowDateSplit[0]);
	date1.setMonth(lowDateSplit[1] - 1);
	date1.setYear(lowDateSplit[2]);

	date2.setDate(highDateSplit[0]);
	date2.setMonth(highDateSplit[1] - 1);
	date2.setYear(highDateSplit[2]);

	if(comparison == "eq") {
		if(date1.getTime() == date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "lt") {
		if(date1.getTime() < date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "gt") {
		if(date1.getTime() > date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "le") {
		if(date1.getTime() <= date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
	else if(comparison == "ge") {
		if(date1.getTime() >= date2.getTime()) {
			return true;
		}
		else {
			return false;
		}
	}
}


	function isValidEmail(emailAddress) {
    		var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-z\-0-9]+\.)+[a-z]{2,}))$/;
    		return re.test(emailAddress);
}