toggles between inches and mm for images from flatbed scanner

inches_mm_toggle.ijm

macro "inches_mm_toggle Action Tool - C000T0608iT3608nT8f08mTef08mL0dd0" {
    getVoxelSize(width, height, depth, unit);
    if (unit.startsWith("inch")) {
        width=width*25.4;
        height=height*25.4;
        depth=depth*25.4;
        unit = "mm";
    } else if (unit.startsWith("mm")) {
        width=width/25.4;
        height=height/25.4;
        depth=depth/25.4;
        unit = "inches";
    } 
    setVoxelSize(width, height, depth, unit);
}