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

function validPhone(formField, fieldLabel, required) 
{
	var result = true;
	if(!check_usphone(formField.value,formField,'Day Phone'))
		return false;
	return true;
}
function validDate(formField,fieldLabel,required,mand)
{
	var result = true;
 	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 validEmail(formField,fieldLabel,required)
{
	var result = true;
	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 validEmailId(formField,fieldLabel,required)
{
	var result = true;
	if( (formField.value!='') && (!isEmailAddr(formField.value)) )
	{
		alert("Please enter a complete email address in the form: yourname@yourdomain.com");
                formField.focus();
                result = false;
	}
	return result;
}
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 allDigits(str)
{
	return inValidCharSet(str,"0123456789");
}
function inValidCharSet(str,charset)
{
	var result = true;

	for (var i=0;i<str.length;i++)
		if (charset.indexOf(str.substr(i,1))<0)
		{
			result = false;
			break;
		}
	
	return result;
}
function check_usphone(formField,name,fieldLabel)
{
 var result=true;
 if((formField.match(/^[ ]*[(]{0,1}[ ]*[0-9]{3,3}[ ]*[)]{0,1}[-]{0,1}[ ]*[0-9]{3,3}[ ]*[-]{0,1}[ ]*[0-9]{4,4}[ ]*$/)==null) 
	&& (formField.match(/^[ ]*[0-9]{3,3}[ ]*[-]{0,1}[ ]*[0-9]{4,4}[ ]*$/)==null))
	{
		alert('Enter the Valid Phone number with area code in '+fieldLabel+' field \n Ex : ###-###-####');
		name.focus();
		result=false;
	}
	return result;
} 
function validZip(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 validNum(formField,fieldLabel,required)
{
	var result = true;
	formField.value = parseInt(formField.value,10);
 	if (formField.value!='')
 	{
		//formField.value = Number(formField.value);
		//formField.value = parseInt(formField.value,10);
 		if (!allDigits(formField.value))
 		{
 			alert('Please enter a number for the "' + fieldLabel +'" field.');
			formField.focus();		
			result = false;
		}
	} 
	return result;
}