Here is some updated code to bounce the dock icon.. Tested in RealStudio 2012r1.1 on Mac OS X 10.6.8..
Sub DoRequestUserAttention()
const kCocoaLib = "Cocoa.framework"
const NSCriticalRequest = 0
const NSInformationalRequest = 10
Declare Function NSClassFromString Lib kCocoaLib (aClassName as CFStringRef) as Ptr
Declare Function sharedApplication Lib kCocoaLib selector "sharedApplication" (aClassID as Ptr) as Ptr
Declare Sub requestUserAttention Lib kCocoaLib selector "requestUserAttention:" (aClassID as Ptr, aNSRequestUserAttentionType as Integer)
requestUserAttention(sharedApplication(NSClassFromString("NSApplication")), NSCriticalRequest)
End Sub