added settings button to templated pages

src/buttons.ts

@@ -0,0 +1,18 @@
+function addButton(label: string, callback: (e: MouseEvent) => void)
+{
+    const button: HTMLInputElement = document.createElement('input');
+    button.type = 'button';
+    button.addEventListener('click', callback);
+    button.id = label.toLowerCase().replace(/ /g, '-');
+    button.value = label;
+    const belDiv: HTMLDivElement = document.createElement('div');
+    button.classList.add('button');
+    belDiv.classList.add('bel');
+    belDiv.appendChild(button);
+    document.querySelector('#loginswitcher').parentNode.insertBefore(belDiv, document.querySelector('#loginswitcher'));
+}
+
+addButton('Raspberry Settings', (e: MouseEvent): void =>
+{
+    window.location.href = '/page=blank/raspberry=settings';
+});