function getLastLogin()
{
	var username = GetCookie('username');
//	if (username == null) {
//	  username = prompt('Please enter your name (otherwise press cancel)',"");
//	  if (username == null) {
//	    alert('Its ok if you dont want to tell me your name');
//	    username = 'WebSurfer';
//	  } else {
//	    pathname = location.pathname;
//	    myDomain = pathname.substring(0,pathname.lastIndexOf('/')) +'/';
//	    // set expiry date to 1 year from now.
//	    var largeExpDate = new Date ();
//	    largeExpDate.setTime(largeExpDate.getTime() + (365 * 24 * 3600 * 1000));
//	    SetCookie('username',username,largeExpDate,myDomain);
//	  }
//	}
	if (username == null)
		return "";
	return username;
}
function setLastLogin(username)
{
    pathname = location.pathname;
    myDomain = pathname.substring(0,pathname.lastIndexOf('/')) +'/';
    // set expiry date to 1 year from now.
    var largeExpDate = new Date ();
    largeExpDate.setTime(largeExpDate.getTime() + (365 * 24 * 3600 * 1000));
    SetCookie('username',username,largeExpDate,myDomain);

}
function getCookieVal (offset) {
   var endstr = document.cookie.indexOf (";", offset);
   if (endstr == -1)
      endstr = document.cookie.length;
   return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie (name) {
        var arg = name + "=";
        var alen = arg.length;
        var clen = document.cookie.length;
        var i = 0;
        while (i < clen) {
                var j = i + alen;
                if (document.cookie.substring(i, j) == arg)
                        return getCookieVal (j);
                i = document.cookie.indexOf(" ", i) + 1;
                        if (i == 0)
                                break;
                }
   return null;
}
function SetCookie (name, value) {
        var argv = SetCookie.arguments;
        var argc = SetCookie.arguments.length;
        var expires = (argc > 2) ? argv[2] : null;
        var path = (argc > 3) ? argv[3] : null;
        var domain = (argc > 4) ? argv[4] : null;
        var secure = (argc > 5) ? argv[5] : false;
        document.cookie = name + "=" + escape (value) +
                ((expires == null) ? "" : ("; expires=" +
expires.toGMTString())) +
                ((path == null) ? "" : ("; path=" + path)) +
                ((domain == null) ? "" : ("; domain=" + domain)) +
                ((secure == true) ? "; secure" : "");
}
function toggleDisabled(el) {
	try {
		el.disabled = el.disabled ? false : true;
	}
	catch(E){
	}
	if (el.childNodes && el.childNodes.length > 0) 
	{
			for (var x = 0; x < el.childNodes.length; x++) 
			{
				toggleDisabled(el.childNodes[x]);
			}
	}
}
function toggleAlert() {
	//toggleDisabled(document.getElementById("main"));
}