function ValidateInteger(s, bAllowBlank, sField)
{   
	if (isEmpty(s))
		if (!bAllowBlank)
		{
			alert("The Field '" + sField + "' can't be left blank");
			return false;
		}
	else
		return true;

    if (!isInteger(s)) 
	{
		alert("The Field '" + sField + "' doesn't contain a valid integer");
		return false;
	}
	else
		return true;

}


function ValidateReal(s, bAllowBlank, sField)
{   

	if (isEmpty(s))
		if (!bAllowBlank)
		{
			alert("The Field '" + sField + "' can't be left blank");
			return false;
		}
	else
		return true;

    if (!isFloat(s)) 
	{
		alert("The Field '" + sField + "' doesn't contain a valid number");
		return false;
	}
	else
		return true;
}


function ValidateDate(s, bAllowBlank, sField)
{  	
	var day
	var month
	var year
	var flag = false;
	var indate = s;
	var sdate
  	
	
	if (isEmpty(s))
		if (!bAllowBlank)
		{
			alert("The Field '" + sField + "' can't be left blank");
			return false;
		}
	else
		return true;


	if (indate.indexOf("-")!=-1)
	{
	  	sdate = indate.split("-");
		flag = true;
	}  	

	if (indate.indexOf("/")!=-1)
	{
   		sdate = indate.split("/");
		flag = true;
	}

	if (flag != true)
	{
		alert("The Field '" + sField + "' doesn't contain a valid date");
		return false;
	}

	if (flag == true)
	{
		month = sdate[0]
		day = sdate [1]
		year = sdate[2]

		return checkDate(year, month, day, sField);
	}

}


function ValidateText(sValue, sField)
{
	if (sValue == "")
	{
		alert("The Field '" + sField + "' can't be left blank");
		return false;
	}
	else
		return true;
}

function validateEmail(s) {

	if (s.length < 5) {
		alert("The Email Address specified is invalid");
		return false;
	} else {
		if (s.indexOf("@") < 2) {
			alert("The Email Address specified is invalid");
			return false;
		} else {
			if (s.lastIndexOf(".") < (s.indexOf("@") + 2)) {
				alert("The Email Address specified is invalid");
				return false;
			}
		}
	}

	return true;
}