function testEmail(checkThisEmail,element)
{
var myEMailIsValid = true
var myAtSymbolAt = checkThisEmail.indexOf('@')
var myLastDotAt = checkThisEmail.lastIndexOf('.')
var mySpaceAt = checkThisEmail.indexOf(' ')
var myLength = checkThisEmail.length


// at least one @ must be present and not before position 2
// @yellow.com : NOT valid
// x@yellow.com : VALID

if (myAtSymbolAt < 1 ) 
{myEMailIsValid = false}


// at least one . (dot) afer the @ is required
// x@yellow : NOT valid
// x.y@yellow : NOT valid
// x@yellow.org : VALID

if (myLastDotAt < myAtSymbolAt) 
{myEMailIsValid = false}

// at least two characters [com, uk, fr, ...] must occur after the last . (dot)
// x.y@yellow. : NOT valid
// x.y@yellow.a : NOT valid
// x.y@yellow.ca : VALID

if (myLength - myLastDotAt <= 2) 
{myEMailIsValid = false}


// no empt<y space " " is permitted (one may trim the email)
// x.y@yell ow.com : NOT valid

if (mySpaceAt != -1) 
{myEMailIsValid = false}


if (myEMailIsValid == false)
{
alert("The email address you entered is not valid.  Please enter a valid email address.");
element.focus();
}
//else
//{
//alert("no way")
//}

return myEMailIsValid
}