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 validDrop(formField,fieldLabel)
{
	var result = true;
	if(formField.selectedIndex==0)
	{
		result = false;
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
	}

	return result;
}

function validMulti(formField,fieldLabel)
{
	var result = true;
	var numSelected = 0;
	var i;
	for (i = 0;  i < formField.length;  i++)
	{
		if (formField.options[i].selected)
		numSelected++;
	}
	if (numSelected < 1)
	{
		result = false;
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
	}

	return result;
}

function validRequired(formField,fieldLabel)
{
	var result = true;
	if ( !formField.value || formField.value == "")
	{
		result = false;
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		formField.focus();
	}
	
	return result;
}

function validRadio(formField,fieldLabel)
{
	var result = false;
	if ( formField )
	{
		var counter = 0;
		for (counter = 0; counter < formField.length; counter++)
		{
			result = result || (formField[counter].checked);
		}
	}

	if ( !result )
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
	}
	
	return result;
}

function validNotZero(formField,fieldLabel)
{
	var result = true;
	if (formField.value == 0)
	{
		alert('Please enter a value for the "' + fieldLabel +'" field.');
		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;
	}
   
  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 a number for the "' + fieldLabel +'" field.');
			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,10);
 		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],10);
  			var day = parseInt(elems[1],10);
 			var year = parseInt(elems[2],10);
			result = allDigits(elems[0]) && (month > 0) && (month < 13) &&
					 allDigits(elems[1]) && (day > 0) && (day < 32) &&
					 allDigits(elems[2]) && ((elems[2].length == 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 validateJob(theForm)
{

	// Customize these calls for your form

	// Start ------->


	if (!validRequired(theForm.First_Name,"First Name"))
		return false;

	if (!validRequired(theForm.Last_Name,"Last Name"))
		return false;

	if (!validDrop(theForm.Day_Birth,"Day Birth"))
		return false;

	if (!validDrop(theForm.Month_Birth,"Month Birth"))
		return false;

	if (!validDrop(theForm.Year_Birth,"Year Birth"))
		return false;

	if (!validRadio(theForm.Gender,"Gender"))
		return false;

	if (!validRadio(theForm.Marital_Status,"Marital Status"))
		return false;

	if (!validRequired(theForm.Address_1,"Address 1"))
		return false;

	if (!validRequired(theForm.City,"City"))
		return false;

	if (!validRequired(theForm.Postal,"Postal"))
		return false;

	if (!validDrop(theForm.Country,"Country"))
		return false;

	if (!validRequired(theForm.Area_Code,"Area Code"))
		return false;

	if (!validRequired(theForm.Phone,"Phone"))
		return false;

	if (!validEmail(theForm.E_mail,"Not Valid Email Address"))
		return false;

	if (!validRequired(theForm.Nationality,"Nationality"))
		return false;

	if (!validRadio(theForm.Bermuda_Status,"Bermuda Status"))
		return false;

	if (!validRequired(theForm.Last_Employer,"Last Employer"))
		return false;

	if (!validRequired(theForm.Location,"Location"))
		return false;

	if (!validDrop(theForm.Start_Month,"Start Month"))
		return false;

	if (!validDrop(theForm.Start_Year,"Start Year"))
		return false;

	if (!validDrop(theForm.End_Month,"End Month"))
		return false;

	if (!validDrop(theForm.End_Year,"End Year"))
		return false;

	if (!validRequired(theForm.Job_Title,"Job_Title"))
		return false;

	if (!validRequired(theForm.CV,"CV Upload"))
		return false;


	// <--------- End
	
	return true;
}


function validateQuick(theForm)
{

	// Customize these calls for your form

	// Start ------->


	if (!validRequired(theForm.First_Name,"First Name"))
		return false;

	if (!validRequired(theForm.Last_Name,"Last Name"))
		return false;

	if (!validRequired(theForm.Area_Code,"Area Code"))
		return false;

	if (!validRequired(theForm.Phone,"Phone"))
		return false;

	if (!validEmail(theForm.E_mail,"Not Valid Email Address"))
		return false;

	if (!validRadio(theForm.Job_Type,"Job Preferences"))
		return false;

	if (!validRadio(theForm.Hours,"Hours"))
		return false;

	if (!validMulti(theForm.Sectors,"Sectors"))
		return false;

	if (!validRequired(theForm.CV,"CV Upload"))
		return false;


	// <--------- End
	
	return true;
}