Here is a vSphere 5.1 video tutorial relating to the new vSphere Web Client.
Note: This video is basic in nature as it is simply intended to familiarize users with the new process of performing a certain tasks using the new Web Client.
This video discusses and demonstrates creating a Datacenter and adding an ESXi host into the vCenter Server Inventory using the vSphere 5.1 Web Client.
After installing vCenter Server and the vSphere Web Client, you can manage your vSphere environment using the vSphere Web Client.
For more information on installing the vCenter Server and the vSphere Web Client, see the following VMware Knowledge Base articles:
Note: We have more similar style tutorial videos to come over the next few days showing how various tasks are performed within the new vSphere 5.1 Web Client.