I'm not the best vbscript writer and I know this could be cleaned up but it works for me. You need to grab IfMember from the MS website and put it on the user's drive or change the path of the exe.
Anyway, here you go:
' .......................................................
' Mapping network drive based on group membership
' .......................................................
Dim oNet, sUser, grp, ret
Set oNet = CreateObject("WScript.Network"

sUser = oNet.UserName
Set grp = GetObject("WinNT://Univertical/Clientele Group"

ret = grp.IsMember("WinNT://Univertical/" & sUser) ' Should be TRUE.
If ret=True Then
On Error Resume Next
Set Network = CreateObject("WScript.Network"

Drive = "Q:"
Share = "\\UNI02\Apps"
DGroup = "Clientele Group"
ELevel = Shell.Run("%SystemRoot%\SYSTEM32\Ifmember " & DGroup,0,True)
WScript.Echo " Mapping drive " & Drive & " to Clientele"
Network.MapNetworkDrive Drive, Share
If Err.Number = 0 Then
WScript.Echo " Map Successful "
Else
WScript.Echo " Error mapping drive " & Drive & " to Clientele"
End If
Else
WScript.Echo " " & sUser & " is not a member of Clientele Group"
End If
' ........................................................