fix [Ok] button regression

editor/tutorial.ts

@@ -1944,7 +1944,7 @@ module TDev
                 if (trg)
                     TipManager.setTip({
                         el: trg,
-                        title: lf("enter text: ") + ins.targetName,
+                        title: lf("type: {0}", ins.targetName),
                         description: lf("tap [ok] when done"),
                     })
                 else

rt/html.ts

@@ -592,23 +592,18 @@ module TDev.HTML {
             okBtn = mkButton(lf("ok"), () => {
                 var b = okBtn
                 okBtn = null
-                var h = onOk;
-                onOk = null;
                 res.style.width = "";
                 if (b) b.removeSelf();
                 res.blur()
-                if (h) h();
             }, "input-confirm");
             res.parentNode.insertBefore(okBtn, res.nextSibling)
         })
         res.addEventListener("blur", () => {
             var b = okBtn
             okBtn = null
-            var h = onOk;
-            onOk = null;
             res.style.width = "";
             if (b) b.removeSelf();
-            if (h) h();
+            if (onOk) onOk();
         }, false)
 
         return res