Update

Author: hq969

MainWindow.xaml

@@ -0,0 +1,14 @@
+<Window x:Class="ProBizERP.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:views="clr-namespace:ProBizERP.Views"
+        Title="ProBiz ERP" Height="500" Width="800">
+    <DockPanel>
+        <StackPanel DockPanel.Dock="Top" Orientation="Horizontal" Background="Gray">
+            <Button Content="Inventory" Name="InventoryBtn" Width="120" Margin="5" Click="InventoryBtn_Click"/>
+            <Button Content="Sales" Name="SalesBtn" Width="120" Margin="5" Click="SalesBtn_Click"/>
+            <Button Content="Reports" Name="ReportsBtn" Width="120" Margin="5" Click="ReportsBtn_Click"/>
+        </StackPanel>
+        <ContentControl Name="MainContent"/>
+    </DockPanel>
+</Window>