function validacaoEmail(strEmail) {
	oRegExp = new RegExp("^([0-9,a-z,A-Z]+)([.,_,-]([0-9,a-z,A-Z]+))*[@]([0-9,a-z,A-Z]+)([.,_,-]([0-9,a-z,A-Z]+))*[.]([a-z,A-Z]){2,3}([0-9,a-z,A-Z])?$");
	if (oRegExp.test(strEmail)) {
		return true;
	} else if (strEmail != null && strEmail != "") {
		return false;
	}
}