how to add a image to table column header

[abhiabcl]

tableWidget1->setStyleSheet(QString::fromUtf8("QHeaderView::sec tion\n"
"{\n"
"border-image: url(:/new/prefix1/timebar11.PNG);\n"
"}"));
//tableWidget1->setHorizontalHeaderItem(0, new QTableWidgetItem("Text", QTableWidgetItem::UserType));