function nxt_showhide(div_name) {
	if (document.getElementById(div_name + "_link").innerHTML.indexOf("more") > -1) {
		document.getElementById(div_name + "_div").style.display = "block";
		document.getElementById(div_name + "_link").innerHTML = "hide<IMG border=0 align='absbottom' style='display: inline; margin: 0; padding: 0; spacing: 0;' src='up_arrow.jpg'>";
	}
	else {
		document.getElementById(div_name + "_div").style.display = "none";
		document.getElementById(div_name + "_link").innerHTML = "more<IMG border=0 align='absbottom' style='display: inline; margin: 0; padding: 0; spacing: 0;' src='down_arrow.jpg'>";
	}
}