Undaunted by the difference in their height, Jane instinctively wraps legs around Thor's waist and arms around his neck. There's no doubt in her mind (what little of it is still working just now) that this is a bit of a leap from a few kisses, but she's got to work with what she's got, and right now what she's got is a whole heck of a lot of man and a libido trying to go into overdrive.