/* Validate email address.  */

function ValidateEmail(field)
{
with (field)
{
apos=value.indexOf("@")
dotpos=value.lastIndexOf(".")
if ((apos<1||dotpos-apos<2) && (field.value != "" && field.value != null))  
  {
	alert("Please enter a valid email address.");
	field.focus();
	field.select();
	return false;
  }
}
}