js implementation code for select list content exchange_form effects

<form name="form1"> <table> <tr> <td> <select multiple name="left" size="7" ondblclick="move(this,this.form.right)"> <option value="0" selected>item1</option> <option value="1">item2</option> <option value="2">item3</option> <option value="3">item4</option> <option value="4">item5</option> </select> </td> <td> <input type="button" name="moveRigth" value=">>" onclick="move(this.form.left,this.form.right)"> <input type="button" name="moveLeft" value="<<" onclick="move(this.form.right,this.form.left)"> </td> <td> <select multiple name="right" size="7" ondblclick="move(this,this.form.left)"> <option value="0" selected>test1</option> <option value="1">test2</option> <option value="2">test3</option> <option value="3">test4</option> <option value="4">test5</option> </select> </td> </tr> </table> </form>
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