Hit ENTER, choose the language and proceed Startup your virtual machine now and you will see a black and white screen with a Lion image on it.Navigate to the location where you have downloaded the. Select that item and click on Choose a virtual CD/DVD disk file. There you will see a CD icon labelled as Empty. Now click on the Storage button on the left panel.It stands for Extended Firmware Interface which actually helps the OS while bootup
Once the Settings window is infront of you, click on System and uncheck the Enable EFI option.Once you launch VirtualBox, you will see your Mac machine on the left panel, just click on it once Once it is created, we would have to do some tweaking.And it is recommended to go with dynamically expanding disk which would surely save some of your hard disk space And if you have any plans to switch to VMWare in the future, go with the VMDK option. When it asks you to create a new hard disk to it, go with the VDI option which is meant for VirtualBox.If you have bigger RAM sitting on your Machine (8GB or more), you can go with a value bigger than 2GB While assigning RAM to it, remember a simple logic that what ever number you choose, that much of RAM will be allocated to the VirtualBox everytime to run it.
Do not even dare to choose the 32 bit option as it would not let you install Mac on Windows
Atleast you would be able to do things on your Windows that were meant for Mac users only. Since we would be installing Lion OS on VirtualBox, you won’t be able to enable the full graphics support. Who said Mac OS is meant for Apple made machines only? Well, here is the way to install Mac OS X Lion on Windows using VirutalBox.