var header = $("<div class='ui-state-default slick-header-column' id='" + uid + m.id + "' />");
                    header.html("<span class='slick-column-name'>" + m.name + "</span>")
                    .width(m.width - headerColumnWidthDiff)
                    .attr("title", m.toolTip || m.name || "")
                    .data("fieldId", m.id)
                    .appendTo($headers);