2nd dropdown value not selected

$.ajax({
              cache: false,
              type: "POST",
              url:Url.Action("controller","view")
           
              data: { QueryId": QueryID
              },
              success: function (data)
{
document.getElementById(ddlTableName).value = "sometext";
document.getElementById(ddlTableName).onchange();
FillColumnDropDown(document.getElementById(ddlTableName)); //fill 2 nd dropdown
alert("h");
document.getElementById("Select1").text ="MyText"
},
error: function (xhr, ajaxOptions, thrownError) {
alert('Failed to retrieve Master Values.');
}
});

$("#" + ddlCondition + " option[value='" + data[i].Condition + "']").attr("selected", "selected");