function frmCheck (loginStr, pwdStr) {
	if (pwdStr=='' || pwdStr==' ') {
		alert('Mot de passe invalide.');
		return false;
	}
	return emailCheck (loginStr);
}

function emailCheck (emailStr) {
	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) {
		alert('Adresse eMail incorrecte.');
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];

	if (user.match(userPat)==null) {
		alert('Adresse eMail incorrecte.');
    	return false;
	}

	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
    	for (var i=1;i<=4;i++) {
	    	if (IPArray[i]>255) {
				alert('Adresse eMail incorrecte.');
				return false;
	    	}
    	}
    	return true;
	}

	var domainArray=domain.match(domainPat);
	if (domainArray==null) {
		alert('Adresse eMail incorrecte.');
    	return false;
	}

	var atomPat=new RegExp(atom,'g');
	var domArr=domain.match(atomPat);
	var len=domArr.length;
	if (domArr[domArr.length-1].length<2 || 
    	domArr[domArr.length-1].length>3) {
		alert('Adresse eMail incorrecte.');
   		return false;
	}

	if (len<2) {
		alert('Adresse eMail incorrecte.');
   		return false;
	}
return true;
}