var userArray = new Array();
userArray[0] = "timothee@misssouris.com"
userArray[1] = "sesame.it@gmail.com"

function validateUser(newUserLogin)
{
userExists = false;
for (i = 0; i < userArray.length; i++)
{
if(userArray[i] == newUserLogin) userExists = true;
}
return userExists;
}