function displayRows(){
	var row1 = document.getElementById("captionRow1");
	if (row1.style.display == '') {
		row1.style.display = 'none'; 
	} else { 
		row1.style.display = '';
	}

	var row2 = document.getElementById("captionRow2");
        if (row2.style.display == '') {
                row2.style.display = 'none';
        } else {
                row2.style.display = '';
        }

	var row3 = document.getElementById("captionRow3");
        if (row3.style.display == '') {
                row3.style.display = 'none';
        } else {
                row3.style.display = '';
        }

	var row4 = document.getElementById("captionRow4");
        if (row4.style.display == '') {
                row4.style.display = 'none';
        } else {
                row4.style.display = '';
        }

	var row5 = document.getElementById("captionRow5");
        if (row5.style.display == '') {
                row5.style.display = 'none';
        } else {
                row5.style.display = '';
        }
	
	var row6 = document.getElementById("captionRow6");
        if (row6.style.display == '') {
                row6.style.display = 'none';
        } else {
                row6.style.display = '';
        }
}

function displayRowsNB(){
        var row1 = document.getElementById("captionRowNB1");
        if (row1.style.display == '') {
                row1.style.display = 'none';
        } else {
                row1.style.display = '';
        }

        var row2 = document.getElementById("captionRowNB2");
        if (row2.style.display == '') {
                row2.style.display = 'none';
        } else {
                row2.style.display = '';
        }

        var row3 = document.getElementById("captionRowNB3");
        if (row3.style.display == '') {
                row3.style.display = 'none';
        } else {
                row3.style.display = '';
        }

        var row4 = document.getElementById("captionRowNB4");
        if (row4.style.display == '') {
                row4.style.display = 'none';
        } else {
                row4.style.display = '';
        }

        var row5 = document.getElementById("captionRowNB5");
        if (row5.style.display == '') {
                row5.style.display = 'none';
        } else {
                row5.style.display = '';
        }

}