How does it work? When you pass the parameter to function are you doning it like this?
MyFunciton(@"TPI\EST\02S\dwg\02S00C\02S00C3b\E1.tif")

>in C#, i have seen people doing
>

>@"TPI\EST\02S\dwg\02S00C\02S00C3b\E1.tif"
>

>which apparently says ignore controls chars, but thats only for C# :)