function validate(elmt) {
	var errorMsg = "";
    if (!/^[^@ ]+@[^@. ]+\.[^@ ]+$/i.test(elmt.email.value)){ errorMsg += "- Please check the format of your email address.\n"; }
    if (errorMsg) {  alert(errorMsg);  return false; }
    else {  return true; }
}
function photoPopUp(URL) {
	window.open(URL, 'Photos', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=600,height=450,left = 235,top = 207');
}