Quickly clone a database in SQL Server Management Studio
I just took a look at my ssms. Copy is in SSMS 2012 and 2014 under tasks. I haven't tried it but it is there. What ssms are you using? 

SSMS 64 bit: http://download.microsoft.com/download/5/2/9/529FEF7B-2EFB-439E-A2D1-A1533227CD69/SQLManagementStudio_x64_ENU.exe