var qiiworks_msg1001 = "A required item is blank or not checked.";

function phptags_valid_required(not, string, required, errmsg, except, silent) {

  if(except)return true;

  if(!string) {
    if(required) {
      if(!silent) {
        if(errmsg != "")alert(errmsg);
        else alert(qiiworks_msg1001); // value passed by PHP
      }
      return false;
    }
    else return true;
  }

  else return true;

}