基于css样式绑定的样式驱动式AJAX程序开发（.net实现）

基于css样式绑定的样式驱动式AJAX程序开发（.net实现）(28)             row.cells[i].appendChild(spanEl);
           
            // 为每一列判断从后台传过来的排序方向样式   
            if(css.elementHasClass(row2.cells[i], 'sortOrderASC')) ...{       
                spanEl.className = 'tableSortArrow';       
                spanEl.appendChild(document.createTextNode(' ↑'));
                spanEl.setAttribute('sortOrder', 'ASC');               
            }
            else if(css.elementHasClass(row2.cells[i], 'sortOrderDESC'))
            ...{
                spanEl.className = 'tableSortArrow';
                spanEl.appendChild(document.createTextNode(' ↓'));
                spanEl.setAttribute('sortOrder', 'DESC');
            }

        }
   
        // 初始化隔行换色标志
        this.isOdd = false;
        var rows = table.tBodies[0].rows;