function setHiddenCol(oTable,iCol) {
	for (i=0;i < oTable.rows.length ; i++) {
		oTable.rows[i].cells[iCol].style.display = oTable.rows[i].cells[iCol].style.display=="none"?"block":"none";
	}
}
function setHiddenRow(oTable,iRow) {
	oTable.rows[iRow].style.display = oTable.rows[iRow].style.display == "none"?"block":"none";
}