diff --git a/cmd/http/main.go b/cmd/http/main.go
index 6503d93..ebc9abf 100644
--- a/cmd/http/main.go
+++ b/cmd/http/main.go
@@ -81,15 +81,23 @@ func Main() {
 						panic(err)
 					}
 				}
+				lastNLines, err := reqF.TempGetLastNLines(20)
+				if err != nil {
+					panic(err)
+				}
 				deltas, err := reqF.Deltas()
 				if err != nil {
 					panic(err)
 				}
 				json.NewEncoder(w).Encode(map[string]any{
-					"deltas":   deltas.Like(ledger.LikeAfter(time.Now().Add(-1 * time.Hour * 24 * 365 / 2).Format("2006-01"))),
-					"balances": deltas.Balances().Like("^AssetAccount:").WithBPIs(bpis),
+					"deltas":     deltas.Like(ledger.LikeAfter(time.Now().Add(-1 * time.Hour * 24 * 365 / 2).Format("2006-01"))),
+					"balances":   deltas.Balances().Like("^AssetAccount:").WithBPIs(bpis),
+					"lastNLines": lastNLines,
 				})
 				return
+			case "/api/lastnlines":
+				http.Error(w, "not done yet", http.StatusNotImplemented)
+				return
 			}
 
 			deltas, err := f.Deltas()
diff --git a/cmd/http/public/transactions.html b/cmd/http/public/transactions.html
index 789f7ab..574a125 100644
--- a/cmd/http/public/transactions.html
+++ b/cmd/http/public/transactions.html
@@ -69,12 +69,24 @@
         result += `</table>`
         document.getElementById("reg").innerHTML = result
       }
+      function setLastNLines(form) {
+        console.log(form.elements["lastNLines"].value.split("\n"))
+        http("PUT", "/api/lastnlines?f="+f, (body, status) => {
+          if (status == 205) {
+            init()
+          }
+          document.getElementById("lastNLinesStatus").innerHTML = `(${status}) ${body}`
+        }, form.elements["lastNLines"].value.split("\n"))
+      }
       function loadLastNLines(lastNLines) {
-        var result = `<textarea>`
+        var result = `<form onsubmit="setLastNLines(this); return false;">`
+        result += `  <textarea name="lastNLines">`
         for (var k in lastNLines) {
           result += lastNLines[k] + "\n"
         }
-        result += `</textarea>`
+        result += `  </textarea>`
+        result += `  <input type="submit">`
+        result += `</form>`
         document.getElementById("lastNLines").innerHTML = result
       }
     </script>
@@ -90,8 +102,10 @@
         <iframe style="background: white; width: 100%;" src="/api/reg?x=y&mode=reg&likeName=Withdrawal:[0123]&chart=stack&predictionMonths=6&prediction=autoContributions=&bpi=true&zoomStart=YYYY-MM"></iframe>
       </details>
     </details>
-    <details>
+    <details open>
       <summary>Edit</summary>
+      <div id="lastNLinesStatus">
+      </div>
       <div id="lastNLines">
       </div>
     </details>