Use:
$query_rsMemRecips = "SELECT CONCAT(members.FirstName, ' ', members.Surname)AS RecipName FROM members WHERE members.MemEmail IN (" . (isset($_POST['MemEmail'])?implode(",",$_POST['MemEmail']):"-1") . ") ";
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.