// JavaScript Document

function validateEmail ( email)
{
	var emailAccounts = new Array();

	emailAccounts[0] = "hotmail";
	emailAccounts[1] = "yahoo";
	emailAccounts[2] = "gmail";
	emailAccounts[3] = "royalmail";
	emailAccounts[4] = "aol";
	emailAccounts[5] = "msn";
	emailAccounts[6] = "mail.com";
	emailAccounts[7] = "mail.ru";
	emailAccounts[8] = "live.com";
	emailAccounts[9] = "earthlink.net";
	emailAccounts[10] = "comcast.net";
	emailAccounts[11] = "mac.com";
	emailAccounts[12] = "verizon.net";

	if ( email.indexOf ( "@") <= 0)
		return false;	

	for ( var i = 0; i < emailAccounts.length; i++)
    {
       var newEmail = email.toLowerCase();

       // alert ( "Does " + newEmail + " contain " + emailAccounts[i]);
       if( newEmail .indexOf ( emailAccounts[i]) > 0 )
       {
       		return false;
       }
    }

    return true;
}

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