//begin super email check 
function emailCheck (emailStr) { 
		var checkTLD=0; 
		var knownDomsPat=/ ^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/; 
		var emailPat=/^(.+)@(.+)$/; 
		var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]"; 
		var validChars="\[^\\s" + specialChars + "\]"; 
		var quotedUser="(\"[^\"]*\")"; 
		var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/; 
		var atom=validChars + '+'; 
		var word="(" + atom + "|" + quotedUser + ")"; 
		var userPat=new RegExp("^" + word + "(\\." + word + ")*$"); 
		var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$"); 
		var matchArray=emailStr.match(emailPat); 
		if (matchArray==null) { 
		return false; 
		} else {
		return true;
		}
}

function validateEmailClub(){
		if (document.emailClub.email.value.length < 1){
		alert("Please enter your email address.");
		document.emailClub.email.focus();
		return (false);
		}
		if (!(emailCheck(document.emailClub.email.value))){
		alert("Please check your email address.");
		document.emailClub.email.focus();
		return (false);
		}
		return (true);
	}