first commit

wwwroot/js/loader.js

@@ -0,0 +1,10 @@
+const sloader = {
+    show: function () {
+        var sLoaderElement = `<div class='sloader'><div class='loader'></div></div>`
+        $("body").append(sLoaderElement);
+    },
+    hide: function () {
+        $(".sloader").remove();
+    }
+
+}