function combonavigator(obj)
{
	var targetWin = top.location;
	var selitem = obj.selectedIndex;
	var hrefValue = obj.options[selitem].value;
	if (hrefValue == 'blank' || "")return;
	else if (hrefValue.lastIndexOf(" --") != -1)
	{
		var argSeparator = hrefValue.lastIndexOf(" --");
		var targetArg = hrefValue.substring(argSeparator + 3);
		hrefValue = hrefValue.substring(0,argSeparator);
		targetWin = (targetArg == "top" || targetArg == "self") ? targetWin = eval(targetArg + ".location") : targetWin = eval("parent." + targetArg + ".location");
		targetWin.href = hrefValue;
	}
	else targetWin.href = hrefValue;
}