function changeref(sel)
{
	o = document.getElementById("ref_sel"+sel);
	if (sel == 0) idref = "gazid=" + o.options[o.selectedIndex].value;
	if (sel == 1) idref = "appid=" + o.options[o.selectedIndex].value;
	window.location.href = "?p=references&ref_tri=" + sel + "&" + idref;
}