单元格是这个写法,多-0
$("td[id^='"+A+"-0']").css("color","red");
=======
里面多了cr.
var location = this.options.location; //获取当前控件的位置
var cr = FR.cellStr2ColumnRow(location);
var col = cr.col; //列号
var row = cr.row; //行号
var A = FR.columnRow2CellStr({col: col, row: row}); //获取当前单元格
$("td[id^='"+A+"-0']").css("color","red");