function toDown(){
   
        alert("toDown");
        var checkValue = "";
       
        var alldatas=$("#up tr td input:checked").parent().parent();
        var selected=$("#up tr td input:checked");
        if(selected.length===0){
        alert("请选择要解除装车的产品！");
        return false;
        }else if(confirm("确定要对所选产品进行解除装车操作吗?")){
        for(var i=0;i<selected.length;i++){
        checkValue += selected[i].value;
        checkValue += "!";
        $("#up tr td input:checked[value="+alldatas[i].value+"]").parent().parent().remove();
        }
        alert(selected.length);
        alert(checkValue);
        $("#up tr td input:checked").attr("disabled",true);
    $("#up tr td input:checked").attr("checked",false);
         $.each(alldatas,function(i,value){
            $("#down").append(alldatas[i]);
         });
          var checkV = encodeURIComponent(checkValue);
          window.location.href="unTrucked.action?check="+checkV;
          return true;
        }else{
        return false;
        }
      }
注：up是待移动数据所在的table的ID