using LoadWave without breaking down the columns into individual waves

Function CustomWaveSelect(fileName, pathName)
    String fileName // Name of file to load or "" to get dialog
    String pathName // Name of path or "" to get dialog
    Variable numwaves
    Variable indexwaves = 0
    Prompt numwaves, "Enter number of waves to be plotted" // Set prompt for number of waves
    DoPrompt "Enter number of waves", numwaves
    if (V_Flag)
        return -1 // User canceled
    endif
    for (indexwaves=0;indexwaves <numwaves;indexwaves+=1)   
        // Load the waves and set the local variables.
        LoadWave/J/D/O/P=$pathName fileName
        if (V_flag==0) // No waves loaded. Perhaps user canceled.
            return -1
        endif
    endfor
End