<xp:eventHandler event="onchange" submit="true"
refreshMode="norefresh" disableValidators="true"
onComplete="XSP.openDialog('#{id:dialog1}')">
<xp:this.action><![CDATA[#{javascript:var bundleID = getComponent("inputBundleID").getValue();
    if (bundleID == "") {
        return;
    } else {
        var noteID = @DbLookup(@DbName(),"AllBundlesID",bundleID,"$12");
        if (@IsError(noteID)) {
            viewScope.put("noteId","NEW");
        } else {
            viewScope.put("noteId",noteID);
        }
    };
    document1.save();}]]></xp:this.action>

<xp:this.script><![CDATA[var bundleFieldId = '#{javascript:getClientId("inputBundleID")}';
    var bundleId = document.getElementById(bundleFieldId).value;
    if (bundleId == "") {
        return false;
    }
    var trayFieldId = '#{javascript:getClientId("inputStorageTrayID")}';
    var trayId = document.getElementById(trayFieldId).value;
    if (trayId == "") {
        alert('Storage Tray ID cannot be blank');
        return false;
    } else {
        return true;
    }]]></xp:this.script>

<xp:this.onComplete><![CDATA[[#{javascript:if (viewScope.get("noteId") != "NEW") {
        return XSP.openDialog('#{id:dialog1}');
    } else {
        alert('Create and save the document - TBD how to do it');
    }}]]></xp:this.onComplete>

@If(@IsError(noteID)) {
  view.postScript("alert('Create and save new doc');");
} else {
  view.postScript("XSP.openDialog('#{id:dialog1}');");
}