function r_show(this_object){
	if (document.getElementById && document.getElementById(this_object) != null){
//		node = document.getElementById(displayed_object).style.visibility='hidden';
		node = document.getElementById(this_object).style.visibility='visible';
		node = document.getElementById(this_object).style.display='block';

	} else if (document.layers && document.layers[this_object] != null){
//		document.layers[displayed_object].visibility = 'hidden';
		document.layers[this_object].visibility = 'visible';
		document.layers[this_object].display = 'block';

	} else if (document.all){
//		document.all[displayed_object].style.visibility = 'hidden';
		document.all[this_object].style.visibility = 'visible';
		document.all[this_object].style.display = 'block';

	}

	displayed_object = this_object;
}

function r_hide(this_object){
	if (document.getElementById && document.getElementById(displayed_object) != null){
		node = document.getElementById(this_object).style.visibility='hidden';
//		node = document.getElementById(this_object).style.display='none';

	} else if (document.layers && document.layers[displayed_object] != null){
		document.layers[this_object].visibility = 'hidden';
//		document.layers[this_object].display = 'none';

	} else if (document.all){
		document.all[this_object].style.visibility = 'hidden';
//		document.all[this_object].style.display = 'none';

	}

	displayed_object = this_object;
}

// for showing and hiding hidden layers
function show(object) {
if (document.getElementById && document.getElementById(object) != null)
   node = document.getElementById(object).style.visibility='visible';
else if (document.layers && document.layers[object] != null)
  document.layers[object].visibility = 'visible';
else if (document.all)
  document.all[object].style.visibility = 'visible';
}

function hide(object) {
if (document.getElementById && document.getElementById(object) != null)
   node = document.getElementById(object).style.visibility='hidden';
else if (document.layers && document.layers[object] != null)
  document.layers[object].visibility = 'hidden';
else if (document.all)
   document.all[object].style.visibility = 'hidden';
}

function swap(srcName, imgName) {
	var objStr,obj, imgRurl, imgTurl;
	if(document.images) {
	  		objStr = 'document.' + srcName;
      		obj = eval(objStr);
      		imgTurl = imgName;
      		obj.src=imgTurl;
	}
}

function popThrough(popThrough){
	if (!window.opener){
		self.open(popThrough);
	}
	else if (window.opener.closed){
		window.open(popThrough);
		window.close();
	}
	else {
		window.opener.location.href = popThrough; 
		window.close();
	}
}

// Start Stew added
var ng = navigator;
var ua = ng.userAgent;
var nav = (ng.appName == 'Netscape');
var saf = (ng.appVersion.indexOf('Safari') != -1);
var ie4 = (ng.appVersion.indexOf('MSIE 4') != -1);
var ie = (ng.appVersion.indexOf('MSIE') != -1);
var mac = (ua.indexOf('Mac') != -1);
var aol = (ua.indexOf('AOL') != -1);
var hnd;

function popLetters(page) {
	// content target size
	w=620;//632;
	h=498;
	// adjust size
    if (mac) {
    	//w=nav?428:(ie?412:428);
    	if(!nav && ie){
    		w-=16;
    		h-=18;
    	}
    	//h=nav?(saf?489:485):(ie?469:485);
    	if(nav && saf){
   			h+=15;
    	}
    }else{
    	if(ie){
    		w+=17;
    		h-=2;
    	}else{
	    	h-=3;
	    }
    }
    // position
    //x=aol?40:25;
    //y=aol?12:37;
    otherOptions = 'toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,';
    popWin = window.open(page,'sf_letters_pop',otherOptions+'width='+w+',height='+h);//+',screenx='+x+',screeny='+y+',left='+x+',top='+y);
    //window.open('sf_letters_pop_relationship_01_qry.html','sf_letters_pop','toolbar=no,location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=635,height=517'); return false;
    if ( popWin.focus ) { popWin.focus(); }
    return false;
}

// End Stew added


var buffer_obj="top_undef";
var displayed_object;

function top_roll_on(this_object){
}

function top_roll_off(){
}

var timeout_siteInternalId;

function preload_siteSfeat_Internal() {
}

function preload_siteFilm_Internal() {
}

function preload_siteInternal() {
}

function reset_NavandRollText(thissection) {
}

function reset_NavXandRollText(thissection) {
}

function reset_Nav(thissection) {
}

function reset_NavX(thissection) {
}

function reset_sub_NavandRollText(thissection) {
}

function reset_sub_NavXandRollText(thissection) {
}

function reset_sub_Nav(thissection) {
}

function reset_sub_NavX(thissection) {
}

function top_RollText(imgName){
}

function reset_RollText() {
}

function on_inav(thisNav, imgName, thissection) {
}

function off_inav(thisNav, imgName, thissection) {
}

function on_i_sub_nav(thisNav, imgName, thissection) {
}

function off_i_sub_nav(thisNav, imgName, thissection) {
}