var maxCounter = 5;
var lCounter = 0;

function render_spacer(lCounter) {
	lCounter++;
	if (lCounter == maxCounter) {
		lCounter = 0;
		document.write('<tr><td colspan="3"><img src="images/spacer.gif" width="100%" height="15"></td></tr>');
	} else {
		document.write('<tr><td colspan="3"><img src="images/spacer.gif" width="100%" height="15"></td></tr>');
	}
	return lCounter;
}