function filterup(fname){
  with(document.forms[fname]){
    qstring.value="/"+(dotaz.value.toUpperCase())+"/";
  }
}

function filter_owner(fname){
  with(document.forms[fname]){
    qstring.value="/"+(dotaz.value.toUpperCase())+"/";
    if(qitem.value=="OWNER_1") qstring.value="('[OWNER_1]'=~"+qstring.value+" or '[OWNER_2]'=~"+qstring.value+")";
  }
}

function filter_zone(fname){
  with(document.forms[fname]){
    if(dotaz.value=="XLR") qstring.value="/LR|LR-1|LR-2/";
    else if(dotaz.value=="XGR") qstring.value="/GR-L|GR-H/";
    else if(dotaz.value=="XLI") qstring.value="/LI-1|LI-2|LI-3/";
    else if(dotaz.value=="XSTO") qstring.value="/STO-1|STO-.4|STO-H/";
    else if(dotaz.value=="XT") qstring.value="/T|T-3000|T-4000/";
    else qstring.value=dotaz.value;
  }
}