function isEmailAddr(email) {
	var result = false;
	var theStr = new String(email);
	var index = theStr.indexOf("@");
	if (index > 0) {
		var pindex = theStr.indexOf(".",index);
		if ((pindex > index+1) && (theStr.length > pindex+1))
			result = true;
	}
	return result;
}

function isEmailAddr2(email) {
	var result = true;
	var theStr = new String(email);
  
	index = theStr.indexOf("<");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf(">");
	if (index > 0) {
		result = false;
	}
	var index = theStr.indexOf("`");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("=");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("[");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("]");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf(";");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("'");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf(",");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("/");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("~");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("!");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("#");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("$");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("%");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("^");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("&");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("*");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("(");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf(")");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("+");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("{");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("}");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("|");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf(":");
	if (index > 0) {
		result = false;
	}
	index = theStr.indexOf("?");
	if (index > 0) {
		result = false;
	}  
  
	return result;
}

function validRequiredSelect(formField,fieldLabel)
{
	var result = true;
	   
	   
	if (formField.options[formField.selectedIndex].value == "none")
	{
		alert('Please select a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	
	return result;
}

function trim(val) {   
	return( val.replace(/^\s*([\s\S]*\S+)\s*$|^\s*$/,'$1') ); 
} 

function validRequired(formField,fieldLabel) {
	var result = true;
	
	var formval = trim(formField.value)

	if (formval == "") {
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
		result = false;
	}
	
	return result;
}

function allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}

function inValidCharSet(str,charset)
{
	var result = true;

	// Note: doesn't use regular expressions to avoid early Mac browser bugs	
	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}

function validEmail(formField,fieldLabel,required)
{
	var result = true;
	
	if (required && !validRequired(formField,fieldLabel))
		result = false;

	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) )
	{
		alert("Please enter a complete email address in the form: yourname@yourdomain.com");
		formField.focus();
		result = false;
	}
	if (result && ((formField.value.length < 3) || !isEmailAddr2(formField.value)) )
	{
		alert("No special characters are allowed in the email.");
		formField.focus();
		result = false;
	}
   
  return result;

}

function validNum(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		if (!allDigits(formField.value))
 		{
 			alert('Please enter only the numbers for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}

function validNumSize(formField,fieldLabel,required)
{
	var result = true;

 	if (result)
 	{
 		if (document.chafrm.email3.value.length < 10)
 		{
 			alert('Please enter the 10 digit mobile phone #');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}

function validInt(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var num = parseInt(formField.value);
 		if (isNaN(num))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	
	return result;
}


function validDate(formField,fieldLabel,required)
{
	var result = true;

	if (required && !validRequired(formField,fieldLabel))
		result = false;
  
 	if (result)
 	{
 		var elems = formField.value.split("/");
 		
 		result = (elems.length == 3); // should be three components
 		
 		if (result)
 		{
 			var month = parseInt(elems[0]);
  			var day = parseInt(elems[1]);
 			var year = parseInt(elems[2]);
			result = allDigits(elems[0]) && (month >= 01) && (month < 13) && 
				 allDigits(elems[1]) && (day > 0) && (day < 32) &&
				 allDigits(elems[2]) && (elems[2].length == 4);
						 
 		}
 		
  		if (!result)
 		{
 			alert('Please enter a date in the format MM/DD/YYYY for the "' + fieldLabel +'" field.');
			formField.focus();		
		}
	} 
	
	return result;
}

function validPhn_v2(formField,fieldLabel,required) {
	var result = true;

	var phn1 = trim(formField[0].value);
	var phn2 = trim(formField[1].value);
	var phn3 = trim(formField[2].value);

	if (required || (phn1 != "" || phn2 != "" || phn3 != "")) {
		if ((phn1 == "") || (phn1.length < 3) || !allDigits(phn1)) { 
			alert('ERROR :: "' + fieldLabel + '" field must have full phone number listed.');
			formField[0].focus();
			return false;
		}

		if ((phn2 == "") || (phn2.length < 3) || !allDigits(phn2)) { 
			alert('ERROR :: "' + fieldLabel + '" field must have full phone number listed.');
			formField[1].focus();
			return false;
		}

		if ((phn3 == "") || (phn3.length < 4) || !allDigits(phn3)) { 
			alert('ERROR :: "' + fieldLabel + '" field must have full phone number listed.');
			formField[2].focus();
			return false;
		}
	}

	return result;
}

function validateForm(theForm) {
	if (!validRequired(document.frmcnt.fname,"First Name"))
		return false;

	if (!validRequired(document.frmcnt.lname,"Last Name"))
		return false;

	if (!validRequired(document.frmcnt.compname,"School Name"))
		return false;

	if (!validPhn_v2(document.frmcnt.phone, "Phone", 1))
		return false;

	//if (!validRequired(document.frmcnt.phone,"Phone"))
	//	return false;

	if (!validRequired(document.frmcnt.email,"email"))
		return false;
}

function valButton(formField, fieldLabel) {
	var cnt = -1;
	var result = true;

	for (var i=formField.length-1; i > -1; i--) {
		if (formField[i].checked) {cnt = i; i = -1;}
	}

	if (cnt == -1) {
		alert('Please select a value for the "' + fieldLabel +'" field.');
		formField[0].focus();
		return false;
	}

	return result;
}

function valCheck(formField, fieldLabel) {
	var cnt = -1;
	var vals = '';
	var result = true;

	if (formField.length == undefined) {
		if (formField.checked) {
			cnt = 1;
			vals = formField.value;
		}
	} else {
		for (var i= 0 ; i < formField.length; i++) {
			if (formField[i].checked) {
				if (vals != '')  { vals = vals + ','} 
				cnt = i;
		
				vals = vals + formField[i].value;
			}
		}
	}

	if (cnt == -1) {
		alert('Please select a value for the "' + fieldLabel +'" field.');
		formField[0].focus();
		return false;
	}

	return result;
} 

function validateForm_grants(theForm) {
	/**********************************************************************************************/
	if (!validRequired(document.frmcnt.fname,"First Name"))
		return false;

	if (!validRequired(document.frmcnt.lname,"Last Name"))
		return false;

	if (!validRequired(document.frmcnt.compname,"School Name"))
		return false;

//	if (!validPhn_v2(document.frmcnt.phone, "Phone", 1))
//		return false;

	if (!validRequired(document.frmcnt.email,"email"))
		return false;
	/**********************************************************************************************/
	if (!validRequired(document.frmcnt.c_student, "Student Count"))
		return false;

	if (!validRequired(document.frmcnt.c_staff, "Staff Count"))
		return false;

	if (!valCheck(document.frmcnt.cnt_typ, "How you contact parents in an emergency"))
		return false;

	if (!validRequired(document.frmcnt.benefit,"Benefit for your District"))
		return false;

	if (!validRequired(document.frmcnt.attendance, "How you handle Attendance"))
		return false;


	if (!validRequiredSelect(document.frmcnt.collection,"Number of times you collect information"))
		return false;


	if (!validRequiredSelect(document.frmcnt.info_typ,"How you collect your information"))
		return false;


	if (!valButton(document.frmcnt.newsletter,"Considered Email Newsletter")) 
		return false;
	/**********************************************************************************************/
}