// Copyright c 2001 by Apple Computer, Inc., All Rights Reserved.
//
// You may incorporate this Apple sample code into your own code
// without restriction. This Apple sample code has been provided "AS IS"
// and the responsibility for its operation is yours. You may redistribute
// this code, but you are not permitted to redistribute it as
// "Apple sample code" after having made changes.

// email

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 == "") {
   error = "You didn't enter a 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 = "The phone number is the wrong length. Make sure you included an area code.\n";
    } 
return error;
}




// exactly one radio button is chosen

function checkRadio(checkvalue) {
var error = "";
   if (!(checkvalue)) {
       error = "Please check a radio button.\n";
    }
return error;
}


// non-empty textbox

function isLastname(strng) {
var error = "";
  if (strng.length == 0) {
     error = "The last name has not been filled in.\n"
  }
return error;	  
}


function isFirstname(strng) {
var error = "";
  if (strng.length == 0) {
     error = "The first name has not been filled in.\n"
  }
return error;	  
}


function isCompany(strng) {
var error = "";
  if (strng.length == 0) {
     error = "The company name has not been filled in.\n"
  }
return error;	  
}

function plainWindow()

{

opener =

window.open("scorpion1.html","plain","width=648,height=460");

}

function checkWholeForm(theForm) {
    var why = "";
    why += checkEmail(theForm.email.value);
	why += isFirstname(theForm.FirstName.value);
	why += isLastname(theForm.LastName.value);
	why += isCompany(theForm.Company.value);
    for (i=0, n=theForm.radios.length; i<n; i++) {
        if (theForm.radios[i].checked) {
            var checkvalue = theForm.radios[i].value;
            break;
        } 
    }
    why += checkRadio(checkvalue);
    if (why != "") {
       alert(why);
       return false;
    }
return true;
}