/* ------------- Browser Detection ------------- */

if (parseInt(navigator.appVersion) >= 4) {
  var browserVar = navigator.platform;
  var isWin = browserVar.indexOf("Win") != -1;
  var isMac = browserVar.indexOf("Mac") != -1;
  if (document.layers) {
    var n4 = true;
  } else if (document.getElementById && !(document.all)) {
    var ns = true;
  } else if (document.getElementById && document.all) {
    var ie = true;
  } else if(document.all) {
    var i4 = true;
  }
}

/* ------------- Cookies (used in left nav) ------------- */

function set_cookie(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 get_cookie(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)); 
} 


// for debug only
function delete_cookie(name) {
  if (get_cookie(name)) {
    document.cookie = name + "=; path=/; expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

/* ------------- Netscape Resize Fix ------------- */
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);