//-----------------------------------------------------------------
// Check the Contact Us Order Form
//-----------------------------------------------------------------

function checkContactForm(theForm) {
    var why = "";
   //document.write(theForm.address.value);
    why += checkFirstName(theForm.firstname.value);
    why += checkLastName(theForm.lastname.value);
    why += checkEmail(theForm.email.value);
    why += checkPhone(theForm.area.value+theForm.prefix.value+theForm.last4.value);
	if (why != "") {
       alert(why);
       return false;
    }

return true;
}


function checkEmail (strng) {
var error="";
if (strng == "") {
   error = "You didn't enter an email address.\n";
}

    var emailFilter=/^.+@.+\..{2,3}$/;
    if (!(emailFilter.test(strng))) { 
       error = "Please enter a valid email address.\n";
    }
    else {
		//test email for illegal characters
       var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/
         if (strng.match(illegalChars)) {
          error = "The email address contains illegal characters.\n";
       }
    }
return error;    
}


// phone number - strip out delimiters and check for 10 digits
function checkPhone(strng) {

var error = "";
if (strng.length < 10) {
   error = "You didn't enter a valid phone number.\n";
}

//var stripped = strng.replace(/[\(\)\.\-\ ]/g, ''); //strip out acceptable non-numeric characters
//    if (isNaN(parseInt(stripped))) {
//       error = "The phone number contains illegal characters.";
//    }
//    if (!(stripped.length == 10)) {
//	error = "You didn't enter a valid phone number.\n";
//    } 
return error;
}

function checkFirstName (strng) {
 var error = "";
 if (strng == "") {
    error = "You didn't enter a First Name.\n";
 }
return error;    
} 
function checkLastName (strng) {
 var error = "";
 if (strng == "") {
    error = "You didn't enter a Last Name.\n";
 }
return error;    
} 
// non-empty textbox

//-----------------------------------------------------------------
// Check the PARTS REQUEST Form
//-----------------------------------------------------------------

function checkPartsForm(theForm) {
    var why = "";
   //document.write(theForm.address.value);
    why += checkFirstName(theForm.firstname.value);
    why += checkLastName(theForm.lastname.value);
    why += checkEmail(theForm.email.value);
    why += checkPhone(theForm.area.value+theForm.prefix.value+theForm.last4.value);
	if (why != "") {
       alert(why);
       return false;
    }

return true;
}

//-----------------------------------------------------------------
// Check the BMS Information Request Form
//-----------------------------------------------------------------

function checkBMSForm(theForm) {
    var why = "";
   //document.write(theForm.address.value);
    why += checkFirstName(theForm.firstname.value);
    why += checkLastName(theForm.lastname.value);
    why += checkEmail(theForm.email.value);
    why += checkPhone(theForm.area.value+theForm.prefix.value+theForm.last4.value);
    why += checkBMS(theForm.bms.value);
	if (why != "") {
       alert(why);
       return false;
    }

return true;
}


function checkBMS (strng) {
 var error = "";
 if (strng == "") {
    error = "Please enter a BMS name.\n";
 }
return error;    
}