SamuelAwojuola

/**
 * Returns the cell of the table by given (x;y) coordinates considering colSpan and rowSpan of the cells.
 * @param {HTMLElement} table - HTML table
 * @param {number} x - X position in table matrix
 * @param {number} y - Y position in table matrix
 * @returns {HTMLElement|null}
 */
var getTableCell = function (table, x, y) {
    var m = [], row, cell, xx, tx, ty, xxx, yyy;
    for(yyy = 0; yyy < table.rows.length; yyy++) {