< html lang="en">
$(function() {
var dragOpts = {
start: setShadow,
stop: unsetShadow
};
function setShadow() {
$("#drag").css({ background: 'red', width:"120px", height:"121px" });
}
function unsetShadow() {
$("#drag").css({ background: 'yellow', width:"114px", height:"114px" });
}
$("#drag").draggable(dragOpts);
});
Move me