try using:

[vba]
'change AA and AB to fit the ranges you have with Device ID and Name
device = WorksheetFunction.VLOOKUP("Z14", "AA1:AB40", 2, 0)
link = "<A HREF=""ww.wirelesscom/support/deviceTutorials.do?deviceId=" _
& device & "><img src=""ww.wireless.com/support_static_files/images/" _
& "img-supportPhone-small.gif""></A>"
[/vba]