diff --git a/app/src/main/java/com/stardust/scriptdroid/external/floatingwindow/menu/content/ScriptListNavigatorContent.java b/app/src/main/java/com/stardust/scriptdroid/external/floatingwindow/menu/content/ScriptListNavigatorContent.java
index a8f8f049..618d3ebf 100644
--- a/app/src/main/java/com/stardust/scriptdroid/external/floatingwindow/menu/content/ScriptListNavigatorContent.java
+++ b/app/src/main/java/com/stardust/scriptdroid/external/floatingwindow/menu/content/ScriptListNavigatorContent.java
@@ -7,6 +7,7 @@ import android.view.ContextThemeWrapper;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.WindowManager;
 import android.workground.WrapContentLinearLayoutManager;
 
 import com.stardust.scriptdroid.R;
@@ -14,6 +15,7 @@ import com.stardust.scriptdroid.external.floatingwindow.menu.HoverMenuService;
 import com.stardust.scriptdroid.script.ScriptFile;
 import com.stardust.scriptdroid.script.Scripts;
 import com.stardust.scriptdroid.script.StorageScriptProvider;
+import com.stardust.scriptdroid.ui.common.ScriptLoopDialog;
 import com.stardust.scriptdroid.ui.edit.EditActivity;
 import com.stardust.scriptdroid.ui.main.script_list.ScriptAndFolderListRecyclerView;
 import com.stardust.scriptdroid.ui.main.script_list.ScriptListWithProgressBarView;
@@ -88,18 +90,33 @@ public class ScriptListNavigatorContent implements NavigatorContent {
 
     private class FileViewHolder extends DirectoryViewHolder {
 
-        FileViewHolder(View itemView) {
+        FileViewHolder(final View itemView) {
             super(itemView);
             itemView.findViewById(R.id.edit).setOnClickListener(new View.OnClickListener() {
                 @Override
                 public void onClick(View v) {
-                    int position = mFloatingScriptFileListView.getChildViewHolder((View) v.getParent()).getAdapterPosition();
-                    ScriptFile file = mFloatingScriptFileListView.getAdapter().getScriptFileAt(position);
-                    EditActivity.editFile(v.getContext(), file);
+                    EditActivity.editFile(v.getContext(), getScriptFile());
                     HoverMenuService.postIntent(new Intent(HoverMenuService.ACTION_COLLAPSE_MENU));
                 }
             });
+            itemView.setOnLongClickListener(new View.OnLongClickListener() {
+                @Override
+                public boolean onLongClick(View v) {
+                    new ScriptLoopDialog(v.getContext(), getScriptFile())
+                            .windowType(WindowManager.LayoutParams.TYPE_PHONE)
+                            .show();
+                    HoverMenuService.postIntent(new Intent(HoverMenuService.ACTION_COLLAPSE_MENU));
+                    return true;
+                }
+            });
+        }
+
+        private ScriptFile getScriptFile() {
+            return mFloatingScriptFileListView.getAdapter().getScriptFileAt(getAdapterPosition());
 
         }
+
     }
+
+
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/stardust/scriptdroid/ui/common/ScriptLoopDialog.java b/app/src/main/java/com/stardust/scriptdroid/ui/common/ScriptLoopDialog.java
index 68b18ed2..191c41b9 100644
--- a/app/src/main/java/com/stardust/scriptdroid/ui/common/ScriptLoopDialog.java
+++ b/app/src/main/java/com/stardust/scriptdroid/ui/common/ScriptLoopDialog.java
@@ -5,9 +5,11 @@ import android.support.annotation.NonNull;
 import android.support.design.widget.TextInputEditText;
 import android.view.View;
 import android.view.Window;
+import android.widget.Toast;
 
 import com.afollestad.materialdialogs.DialogAction;
 import com.afollestad.materialdialogs.MaterialDialog;
+import com.stardust.scriptdroid.App;
 import com.stardust.scriptdroid.R;
 import com.stardust.scriptdroid.script.ScriptFile;
 import com.stardust.scriptdroid.script.Scripts;
@@ -39,7 +41,7 @@ public class ScriptLoopDialog {
         View view = View.inflate(context, R.layout.dialog_script_loop, null);
         mDialog = new MaterialDialog.Builder(context)
                 .title(R.string.text_run_repeatedly)
-                .customView(view, false)
+                .customView(view, true)
                 .positiveText(R.string.ok)
                 .onPositive(new MaterialDialog.SingleButtonCallback() {
                     @Override
@@ -52,10 +54,14 @@ public class ScriptLoopDialog {
     }
 
     private void startScriptRunningLoop() {
-        int loopTimes = Integer.parseInt(mLoopTimes.getText().toString());
-        float loopInterval = Float.parseFloat(mLoopInterval.getText().toString());
-        float loopDelay = Float.parseFloat(mLoopDelay.getText().toString());
-        Scripts.runRepeatedly(mScriptFile, loopTimes, (long) (1000L * loopDelay), (long) (loopInterval * 1000L));
+        try {
+            int loopTimes = Integer.parseInt(mLoopTimes.getText().toString());
+            float loopInterval = Float.parseFloat(mLoopInterval.getText().toString());
+            float loopDelay = Float.parseFloat(mLoopDelay.getText().toString());
+            Scripts.runRepeatedly(mScriptFile, loopTimes, (long) (1000L * loopDelay), (long) (loopInterval * 1000L));
+        } catch (NumberFormatException e) {
+            App.getApp().getUiHandler().toast(R.string.text_number_format_error);
+        }
     }
 
     public ScriptLoopDialog windowType(int windowType) {
diff --git a/app/src/main/res/values/dimens.xml b/app/src/main/res/values/dimens.xml
index bc3563c0..4b9fc3eb 100644
--- a/app/src/main/res/values/dimens.xml
+++ b/app/src/main/res/values/dimens.xml
@@ -8,4 +8,6 @@
     <dimen name="level_beam_view_padding_right">-4dp</dimen>
     <dimen name="script_and_folder_list_divider_left_margin">56dp</dimen>
     <dimen name="script_and_folder_list_divider_right_margin">0dp</dimen>
+    <dimen name="floating_icon_size">56dp</dimen>
+    <dimen name="floating_icon_margin">0dp</dimen>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index fa28d62a..edca27e0 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -204,6 +204,7 @@
     <string name="text_loop_times">循环次数</string>
     <string name="hint_loop_times">0为无限循环</string>
     <string name="hint_loop_delay">延迟多少秒后开始循环</string>
+    <string name="text_number_format_error">格式错误</string>
 
     <string-array name="record_control_keys">
         <item>无</item>