[Chudson]

'this sets the macro equal to "" & tab
vbld_AllMacros.Item("filename").value = ""
'This removes the tab
vbld_NextDelimValue("filename")


full example
set project level macro with no value:
filename

'in the script
'this clears the value in the macro if it has one and then
'sets the new value
if vbld_AllMacros.Item("filename").value <> "" then
vbld_AllMacros.Item("filename").value = ""
vbld_NextDelimValue("filename")
end if

vbld_AddDelimValue "filename", myfile