function xwin(URL,w,h){
var pop; if(w == null) w = 500; if(h == null) h = 400;
if (pop != null && !pop.closed) pop.close();
pop = window.open(URL,'News','scrollbars=yes,resizable=yes,width='+w+',height='+h);
pop.focus();}
function showHide(id,mode){
	if (mode==1) disp = 'none';
	else if (mode==-1) disp = '';
	else disp=document.getElementById(id).style.display;
	document.getElementById(id).style.display=(disp=='none' ? '' : 'none');
}