I found this at Pottershots, and am not sure what the source is (despite the watermark), but here's a nice studio shot of Bonnie Wright as Ginny in her Quidditch gear. If you know the source link, toss it in the comments, please.
Along with their Jessie Cave interview, Scholastic released a small HBP promo of Ron and Lavender in the Hogwarts corridor, which can be seen below.
Yahoo! released a short BTS look from the HBP Blu-ray featuring Harry and Ginny's kiss, and what took place that faithful day of filming.
Here's another new BTS look from the HBP DVD via ABC Family, where Stuart Craig explains how the cave came to life.
ABC Family previewed a short segment on how the Inferi came to life in HBP, which can be seen below.
WB released a short clip from HBP featuring Harry and Ginny's kiss in the Room of Requirement.