ReadEnvStr $0 PortableApps.comDocuments
    ${GetRoot} $EXEDIR $1
    ${GetParent} $EXEDIR $2
    ${GetParent} $2 $2
    ${If} ${FileExists} "$0\*.*"
    ${AndIf} $0 != ""
        ${SetEnvironmentVariablesPath} RealPAcDocuments $0
    ${ElseIf} ${FileExists} "$2\Documents\*.*"
        ${SetEnvironmentVariablesPath} RealPAcDocuments "$2\Documents"
    ${ElseIf} ${FileExists} "$1\Documents\*.*"
        ${SetEnvironmentVariablesPath} RealPAcDocuments "$1\Documents"
    ${Else}
        ${SetEnvironmentVariablesPath} RealPAcDocuments "$1\"