If you are using the CheckBoxList control in ASP.Net, or you just have a bunch of options for users to check, a large number of check boxes options can take up a lot of room on your web page. Also, you may have a <select> with a lot of options, you need to allow multiple selects, but it also takes up a lot of room, and having the user hold CTRL to select multiple items is a nuisance. Well, this little DHTML idea will allow you to combine many checkboxes into a pseudo drop-down list. It makes for one slick and user-friendly solution! (more…)