var d 		 = document;
var isID   	 = 0;
var isAll 	 = 0;
var isLayers = 0;

if (d.getElementById) { isID = 1; } // also Firefox
else {
	if (d.all) { isAll = 1; }
	else {
		if ((navigator.appName.indexOf('Netscape') != -1) && (parseInt(navigator.appVersion) >= 4)) { isLayers = 1; }
	}
}

function DOM (objID,sty) {
			 if (isID) 	   { obj  = d.getElementById(objID); } 
	else {   if (isAll)    { obj  = d.all[objID]; } 
		else if (isLayers) { return d.layers[objID]; }
	}
	if (sty) { return obj.style; }
	return obj;
}

function tgl ( objID, swtID ) { // Manual/Auto ON/OFF Version
	var obj = DOM(objID,1);
	if (swtID == -1) { // Auto Detect
		if (obj.display == 'none') { obj.display = 'block'; } else { obj.display = 'none'; }
	} else {			// Set Manually - 0=>Off 1=>On
		if (swtID == 1) { obj.display = 'block'; } else { obj.display = 'none'; }
	}
	return;
}

function winOpen(_opt,_cid,_pgn,_vars,_w,_h,_scroll) {
	var _status = "no";
	var _posx = (screen.width-_w)/2; if (_posx < 0) _posx = 0;
	var _posy = (screen.height-_h)/2; if (_posy < 0) _posy = 0;
	if (_vars!="BLANK") {
		var _loc = "/opts?OPT="+_opt+"&CID="+_cid+"&PGN="+_pgn+"&vars="+_vars;
	} else {
		var _loc = _opt;
	}
	var winnew = window.open(_loc,'win','width='+_w+',height='+_h+',resizable=no,location=no,toolbar=no,scrollbars='+_scroll+',status='+_status+',left='+_posx+',top='+_posy+',screenX=50,screenY=75')
	winnew.focus();
}