// JavaScript Document

function chkdate(input, type)

{

	var monthLength = new Array(31,28,31,30,31,30,31,31,30,31,30,31);



	var day = parseInt(input.split(".")[0]);

	var month = parseInt(input.split(".")[1]);

	var year = parseInt(input.split(".")[2]);



	if (!day || !month || !year)

		return false;



	if (year/4 == parseInt(year/4))

		monthLength[1] = 29;



	if (day > monthLength[month-1])

		return false;



	monthLength[1] = 28;



	var now = new Date();

	now = now.getTime(); //NN3



	var dateToCheck = new Date();

	dateToCheck.setYear(year);

	dateToCheck.setMonth(month-1);

	dateToCheck.setDate(day);

	var checkDate = dateToCheck.getTime();



	var futureDate = (now < checkDate);

	var pastDate = (now > checkDate);



	switch(type)

	{

		case 'past':

			return pastDate;

			break;

		case 'future':

			return futureDate;

			break;

      		default:

      			return checkDate;         

   	}

}



function chkemail(input)

{

	var goodEmail = input.match(/\b(^(\S+@).+((\.aero)|(\.biz)|(\.cat)|(\.com)|(\.coop)|(\.info)|(\.jobs)|(\.mobi)|(\.museum)|(\.name)|(\.net)|(\.org)|(\.pro)|(\.travel)|(\.gov)|(\.edu)|(\.mil)|(\.int)|(\..{2,2}))$)\b/gi);

	return goodEmail;

}



function chkint(input)

{

	var result = parseInt(input);

	

	if (String(result) == "NaN")

	{

		return false;

	}

	else

	{

		return true;

	}

}



function chkfloat(input)

{

	try

	{

		parseFloat(input);

		return true;

	}

	catch(err)

	{

		return false;

	}

}