Corel X3 find an outlines by color and change their width


I´m going to remaster some of my older projects and need to change some parameters, maybe is there anyone who help me with a macro for to finding an outlines by color for make a change of their width:

outline is hairstyle ( 0.216pt ), color 50% black

change to

outline 0.5pt, color stays the same 50% black

thanks RR