I've come across a couple of bugs/issues. I'll post each in a separate post.

I'm using two grids to act as a multi-select control. The first grid is populated with local data resulting from an ajax query to the server. The rows from this grid can be dragged to a second grid which represents the selections.

Both grids have a footer row which displays the number of records in the grid. The footer is updated in the ondrop events and when the candidate grid is initially populated.

Here is the code for updateFooters():

function updateFooters(){