function popup(page,ht,lg,nom){
	x=((screen.width-lg)/2)-6;	
	y=((screen.height-ht)/2)-26;
	var popup = window.open(page,nom,"width="+lg+",height="+ht+",left="+x+",top="+y+",toolbar=0,scrollbars=no");
}
function popupG(page,ht,lg,top){
	x=((screen.width-lg)/2);
	if(top)y=((screen.height-ht)/2);
	else y=0;
	var popup = window.open(page,"pop","width="+lg+",height="+ht+",left="+x+",top="+y+",toolbar=0,scrollbars=no,resizable=no");
}
function MM_findObj(n, d) { //v4.0
   var p,i,x;  if(!d) d=document; 
if((p=n.indexOf("?"))>0&&parent.frames.length) {
     d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
   if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) 
x=d.forms[i][n];
   for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
x=MM_findObj(n,d.layers[i].document);
   if(!x && document.getElementById) x=document.getElementById(n); return x;
}
function MM_showHideLayers() { //v3.0
   var i,p,v,obj,args=MM_showHideLayers.arguments;
   for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) 
{ v=args[i+2];
     if (obj.style) { obj=obj.style; 
v=(v=='show')?'visible':(v='hide')?'hidden':v; }
     obj.visibility=v; }
}