Read the content of "HKCU:\Software\Microsoft\Windows\CurrentVersion\Run" (PowerShell v.2)

hi, I'm new in PowerShell but I want to learn about this language! have someone a idea about how can I Read the content of  'HKCU:\Software\Microsoft\Windows\CurrentVersion\Run' ? I want to read the content and put in a variable and use for a checklistbox. I search on google, but I didn't find some usefull...

{

#OS : Windows XP SP 3 

#PowerShell V2

}