Hund's Rule Spin: +1 vs -1 | Wiki Explanation

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The discussion centers on the representation of electron spins in atomic orbitals as illustrated in Hund's Rule. The user questions the placement of the spin arrows, noting a discrepancy between the diagram from Wikipedia and their textbook. It is established that the order of filling the orbitals with spins of +1/2 and -1/2 does not impact the overall energy levels when no external magnetic field is present, as the orbitals remain degenerate.

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http://en.wikipedia.org/wiki/Image:Si_Hund.png

can someone help clarify something for me
in this diagram why is it that the arrow is placed in +1 first and in my textbook it is placed in -1 first?
 
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Does it really matter? As long as there is no external magnetic field these orbitals are degenerated, so they can be occupied in any order.
 

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