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 validRequired(formField,fieldLabel)
{
	var result = true;
	
	if (formField.value == "")
	{
		alert(fieldLabel);
		formField.focus();
		result = false;
	}
	
	return result;
}

function validSetDigits1(formField,fieldLabel,setdigits)
{
	var result = true;
	var num = parseInt(formField.value,10);

	
	if (formField.value.length != setdigits) 
	result = false;
	
	if (result)
	{
		//if (!allDigits(formField.value))
 		if (isNaN(num))
		
		{
		alert(fieldLabel);
		formField.focus();
		result = false;
		}
	}
	
	return result;
}



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

	if (formField.checked == false) 
	{
		alert(fieldLabel);
		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;
	}
   
  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 validSetDigits(formField,fieldLabel,setdigits)
{
	var result = true;
  
 		if (formField.value.length != setdigits) //||(!allDigits(formField.value)))
 		{
 			alert(fieldLabel);
			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(fieldLabel);
			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 > 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 checkDateNew(formField)
  {
    // regular expression to match required date format
    re = /^(\d{1,2})\/(\d{1,2})\/(\d{4})$/;

    if(formField.value != '') {
      if(regs = formField.value.match(re)) {
        if(regs[1] < 1 || regs[1] > 31) {
          alert("Invalid value for day: " + regs[1]);
          formField.focus();
          return false;
        }
        if(regs[2] < 1 || regs[2] > 12) {
          alert("Invalid value for month: " + regs[2]);
          formField.focus();
          return false;
        }
        if(regs[3] < 1902 || regs[3] > (new Date()).getFullYear()) {
          alert("Invalid value for year: " + regs[3] + " - must be between 1902 and " + (new Date()).getFullYear());
          formField.focus();
          return false;
        }
      } else {
        alert("Invalid date format: " + form.startdate.value);
        formField.focus();
        return false;
      }
    }

    //alert("All input fields have been validated!");
    //return true;
	return result;
  }


function validateQuoteNo(theForm)
{

		if (!validInt(QuoteSearch.id,"Please enter a valid quote number",true))
		return false;
			
	return true;
}