// JavaScript Document
var nc      =  !!(document.captureEvents    &&  !document.getElementById);
var nc6     =  !!(document.captureEvents    &&  document.documentElement);
var opera   =  !!(document.getElementById   &&  !document.documentElement);
var ie      =  !!document.all;
var ie4     =  !!(document.all              &&  !document.documentElement);
var ie5     =  !!(document.all              &&  document.documentElement);
var dom     =  !!document.getElementById;
var mac     =  !!(navigator.userAgent.indexOf("Mac")!=-1);

function dRef(num)	{return (nc? document.layers[num] : (ie4? document.all[num]       : document.getElementById(num)))}
function dRefS(num)	{return (nc? document.layers[num] : (ie4? document.all[num].style : document.getElementById(num).style))}

function closeVis_all(id1,id2,id3)
{
dRefS(id1).visibility =  "hidden";
dRefS(id2).visibility =  "hidden";
dRefS(id3).visibility =  "hidden";
}
function showVis(id1)
{
dRefS(id1).visibility =  "visible";
}
function closeVis(id1)
{
dRefS(id1).visibility =  "hidden";
}


function openjswin(winsrc, head, wintype){

	if(wintype=="virtual"){
		var winwidth=770; var winheight=550;
		var winleft=5; var wintop=5;
	}

	if(wintype=="tbwin"){
		var winwidth=600; var winheight=650;
		var winleft=5; var wintop=5;
	}

  	var win;
  	win = window.open(winsrc, head, "width="+winwidth+",height="+winheight+", left="+winleft+", top="+wintop+", status=1, resizable=yes, toolbar=no, scrollbars=yes, menubar=no, location=no, dependent=yes");
	win.focus();
}