[jQuery] JQuery UI Sortable based on DIVs

hello,
have such a structure in HTML which finally looks like shown on this
image
http://www.screencast.com/t/LNfPgoOWUf7:
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<div
id="trip_content">
    <div class="productCart"
id="dest1">
    <div
class="itemHeading">
    Johannesburg<img alt="close" src="images/cross.jpg"
onClick="del_destination(1);"/