html - Inconsistent x,y coordinates with -

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html - Inconsistent x,y coordinates with <input type="image"> -

i've seen varying behavior between browsers when clicking input tag image type.

on browsers, returns x,y pixel offset of image in question. on chrome returns negative value y , seemingly nonsensical x values.

is chrome bug, or there rhyme or reason behavior?

edit: occurs in mechanical turk hit, rewrites html don't think plenty business relationship behavior.

html google-chrome html-form imagemap

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