Add sublte-button, add different icon for popout

UI/Base/SubtleButton.ts

@@ -0,0 +1,27 @@
+import {UIElement} from "../UIElement";
+import Translations from "../i18n/Translations";
+import Combine from "./Combine";
+
+
+export class SubtleButton extends UIElement{
+    private imageUrl: string;
+    private message: UIElement;
+
+    constructor(imageUrl: string, message: string | UIElement) {
+        super(undefined);
+        this.message = Translations.W(message);
+        this.imageUrl = imageUrl;
+        
+    }
+
+    InnerRender(): string {
+        return new Combine([
+            '<span class="subtle-button">',
+            `<img src='${this.imageUrl}'>`,
+            this.message,
+            '</span>'
+        ]).Render();
+    }
+
+
+}