To create symbolic link in windows 7, use command mklink.
C:Windowssystem32> mklink
Creates a symbolic link.
MKLINK [[/D] | [/H] | [/J]] Link Target
/D Creates a directory symbolic link. Default is a file symbolic link.
/H Creates a hard link instead of a symbolic link.
/J Creates a Directory Junction.
Link specifies the new symbolic link name.
Target specifies the path (relative or absolute) that the new link refers to.
Note:You need the admin privileges to run this command

Example:
To create a symbolic link named MyDocs from the root directory to the UsersUser1Documents directory, type:
mklink /D MyDocs UsersUser1Documents