You can see chosed Layer above the Layer Palette. Layer Palette is not one page, you can see another page to click arrow under the Layer Palette. Select drawing tools from the Tool Palette under the Layer Palette. Arrow is for pointing and selecting objects. Rectangle , Polygon , Wire and Circle are used to draw objects.
Port is used to define signal entry points, or to apply text labels.
Mouse's functions are showing lower left side of L-edit screen. If you are pushing Alt Key, Mouse's functions is changed to another function. Use Edit and View Commands to make your work easier. Arrange Commands in Menu Bar provides several useful commands that change the orientation of an object. To Make Parasitic Resistance Put Resistor ID on Poly Layer of your Layout.