var gBarThinGap = 6;
var gBarFilling = 3;
var gBarWideGap = 22;

function writeBar(oneOpt, barOpt, twoOpt) {
        var img = "http://www.ratsnest.com/pictures/gui/Empty.gif"
	var one = oneOpt ? oneOpt : gBarThinGap;
	var bar = barOpt ? barOpt : gBarFilling;
	var two = twoOpt ? twoOpt : gBarWideGap;

	document.write('<table border="0" cellpadding="0" cellspacing="0" width="100%">\n');
	document.write('\t<tr><td            ><img src="' + img + '" width="' + one + '" height="' + one + '"></td></tr>\n');
	document.write('\t<tr><td class="bar"><img src="' + img + '" width="' + bar + '" height="' + bar + '"></td></tr>\n');
	document.write('\t<tr><td            ><img src="' + img + '" width="' + two + '" height="' + two + '"></td></tr>\n');
	document.write('</table>\n');
}

function writeHeaderBar() {
	writeBar(gBarThinGap, gBarFilling, gBarWideGap)
}

function writeFooterBar() {
	writeBar(gBarWideGap, gBarFilling, gBarThinGap)
}

function writeSeparator() {
	writeBar(gBarWideGap, gBarFilling, gBarWideGap)
}