I should know this, but what do the green and orange highlights on the connections to AJ mean? On the following example, the colors go from green to orange, back to green and then orange again. What do the colors mean and can that explanation be included on the coonect page? http://www.wikitree.com/index.php?title=Special:Connection&action=connect&person1Name=Jacobs-2987&person2Name=Greenspan-50