function xDOM(objectId, wS) {
	var aDOM = 0, ieDOM = 0, nsDOM = 0
	var stdDOM = document.getElementById;
	if (stdDOM) aDOM = 1; else {
		ieDOM = document.all;
		if (ieDOM) aDOM = 1; else {
			var nsDOM = (
			(navigator.appName.indexOf('Netscape') != -1)
			&& (parseInt(navigator.appVersion) ==4));
			if (nsDOM) aDOM = 1;
		}
	} 

	if (stdDOM) return wS ?
		document.getElementById(objectId).style:
		document.getElementById(objectId);
	if (ieDOM) return wS ? document.all[objectId].style:
		document.all[objectId];
	if (nsDOM) return document.layers[objectId];
} 

function showDiv(objId, n) {
	hideAll(n);
	var objS = xDOM(objId,1);
	objS.display = 'block'; 
}

function hideRich() {
	var objS = xDOM("richmedia",1);
	objS.display = 'none'; 
}

function hideAll(n) {
	var objS;
	for (i=0; i<n; i++)
	{
		objS = xDOM('menu'+i,1);
		objS.display = 'none';
	}
}

function SlowScrolling()
{
	if (document.all)
	{
		var top;
		var scrollH;
		if ((document.body.scrollHeight - document.body.clientHeight) > 500)
		{
			scrollH = 500;
		}
		else
		{
			scrollH = document.body.scrollHeight - document.body.clientHeight - 5;
		}
		while (document.body.scrollTop < scrollH)
		{
			top = document.body.scrollTop;
			top = top+5;
			document.body.scrollTop = top;
		}
	}
	return true;
}

function SetScroll()
{
	window.setTimeout("SlowScrolling()",1000);
}


function showGalleryTitle(args) {
	var objS = xDOM('galleryName',0);
	objS.innerText = args; 
}


function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function deleteCookie(name, path, domain) {
  if (getCookie(name)) {
    document.cookie = name + "=" +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    "; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}


function changePicture(name, parm)
{
	var obj = eval('document.'+name);
	if (parm == 1)
	{
		obj.src = "files/images/bg_def0_2.jpg";
		obj.useMap = "#two_map";
	}
	else
	{
		obj.src = "files/images/bg_def0.jpg";
		obj.useMap = "#one_map";
	}
}