let pageNumber = 0;
let requestDo = true;
const viewSlide = (e) => {
  if (e.state === false) {
    alert(e.message);
    return false;
  }
  const itemList = e.result;
  if (itemList.length === 0) {
    requestDo = false;
  }
  if (pageNumber == 0) {
    $("#mainSlideList").empty();
  }
  var listHtml = "";
  itemList.forEach((element) => {
    listHtml += `
`;
    listHtml += `

`;
    listHtml += `
`;
    listHtml += `
`;
    listHtml += `${element.title}`;
    listHtml += `
`;
    listHtml += ``;
    listHtml += `