The LEFT Compare Function (left bottom) opens in the LEFT screen
The RIGHT Compare Function (right bottom) opens in the RIGHT screen
The reachable content (Museum Lists) is identical for both screens. So you're able to compare two pictures according your choice (from possibly half a million pictures). If you reach at your screen something like ...
... then you probably got, what this COMPARE FUNCTION is GOOD for: ICON0GRAPHICAL STUDIES
The Compare Function is BAD and SLOW for just watching the Museum content. You better use for this interest the LINKS AT THE TOP.
Note: If you wish to compare motifs from Andrea Vitali's essays, you have to get them from the LINKS AT THE TOP and search the object to compare in the right field.
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Warning: main() [function.include]: Failed opening 'F1-linklist.txt' for inclusion (include_path='.:/opt/RZphp4/includes') in /mnt/web2/13/53/5731353/htdocs/m/compare/index.php on line 34