var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
var days=0;
var hours=0;
var minutes=0;
var seconds=0;
var global_seconds_now;
var global_seconds_tk;

var content_page=null;
var raw_tk=null;
var clockID = 0;

function encode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   do {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);

      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;

      if (isNaN(chr2)) {
         enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
         enc4 = 64;
      }

      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + 
         keyStr.charAt(enc3) + keyStr.charAt(enc4);
   } while (i < input.length);
   
   return output;
}

function decode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

   do {
      enc1 = keyStr.indexOf(input.charAt(i++));
      enc2 = keyStr.indexOf(input.charAt(i++));
      enc3 = keyStr.indexOf(input.charAt(i++));
      enc4 = keyStr.indexOf(input.charAt(i++));

      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;

      output = output + String.fromCharCode(chr1);

      if (enc3 != 64) {
         output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
         output = output + String.fromCharCode(chr3);
      }
   } while (i < input.length);

   return output;
}

function urlencode(plaintext)
{
    var SAFECHARS = "0123456789" +					// Numeric
                    "ABCDEFGHIJKLMNOPQRSTUVWXYZ" +			// Alphabetic
                    "abcdefghijklmnopqrstuvwxyz" +
                    "-_.!~*'()";					// RFC2396 Mark characters
    var HEX = "0123456789ABCDEF";

    var encoded = "";
    for (var i = 0; i < plaintext.length; i++ ) {
        var ch = plaintext.charAt(i);
        if (ch == " ") {
            encoded += "+";	
        } else if (SAFECHARS.indexOf(ch) != -1) {
            encoded += ch;
        } else {
            var charCode = ch.charCodeAt(0);
            if (charCode > 255) {
                encoded += "+";
            } else {
                encoded += "%";
                encoded += HEX.charAt((charCode >> 4) & 0xF);
                encoded += HEX.charAt(charCode & 0xF);
            }
        }
    } // for

    return encoded;
};

function urldecode(encoded)
{
    var HEXCHARS = "0123456789ABCDEFabcdef";
    var plaintext = "";
    var i = 0;
    while (i < encoded.length) {
        var ch = encoded.charAt(i);
        if (ch == "+") {
            plaintext += " ";
            i++;
        } else if (ch == "%") {
            if (i < (encoded.length-2)
                    && HEXCHARS.indexOf(encoded.charAt(i+1)) != -1
                    && HEXCHARS.indexOf(encoded.charAt(i+2)) != -1 ) {
                plaintext += unescape( encoded.substr(i,3) );
                i += 3;
            } else {
                plaintext += "%[ERROR]";
                i++;
            }
        } else {
            plaintext += ch;
            i++;
        }
    } // while
    return plaintext;
};

if (location.search != "")
{
    var x = location.search.substr(1).split(";")
    for (var i=0; i<x.length; i++)
    {
        var y = x[i].split("&");

	for (var j=0; j<y.length; j++)
	{
	    var z = y[j].split("=");

	    if(z[0]=='d'){
		tk = decode64(urldecode(z[1]));
		//alert('tk:'+tk);
		var ytk = tk.split("#");

		raw_tk = ytk[0];
		
		//alert('raw_tk:'+ytk[0]);
		global_seconds_tk = ytk[0];
	    };

	    if(z[0]=='f'){
		content_page = decode64(urldecode(z[1]));
	    };
	}

    }
    
}	

function SetDays(){
    document.writeln(days);
};

function SetHours(){
    document.writeln(hours);
};

function SetMinutes(){
    document.writeln(minutes);
};

function SetSeconds(){
    document.writeln(seconds);
};

function UpdateClock() {

    if(clockID) {
	clearTimeout(clockID);
	clockID  = 0;
    }

    var currentDate = new Date();
    var offset = currentDate.getTimezoneOffset()*60;

    offset=0;    
    if(offset<0){
        var delta =  global_seconds_tk - (Math.ceil(currentDate.getTime()/1000) - offset );
    } else {
        var delta =  global_seconds_tk - (Math.ceil(currentDate.getTime()/1000));
    };

    //var delta =  global_seconds_tk - (Math.ceil(currentDate.getTime()/1000));

    if(delta<=0){

	days    = 0;
	hours   = 0;
	minutes = 0;

    } else {
    
	var days = delta;

	var day    = 60*60*24;
	var hour   = 60*60;
	var minute = 60;

	days = parseInt(delta/day);
	var rest = delta - days*day;

	hours = parseInt(rest/hour);
	var rest = rest - hours*hour;

	minutes = parseInt(rest/minute);
	seconds = rest - minutes*minute;
    };

    var a = document.getElementsByTagName('div');

    for(i=0; i < a.length ; i++ ){
	var b = a[i];
	if(b)
	    if(b.id == 'time_left'){
		b.innerHTML = days + ' Days, ' + hours + ' Hours, ' + minutes + ' Minutes And ' + seconds + ' Seconds ';
	    };

	    if(b.id == 'time_offset'){
		b.innerHTML = currentDate.getTimezoneOffset()/60 * 3600;
	    };

	    if(b.id == 'time_current'){
		b.innerHTML = Date();
	    };

	    if(b.id == 'time_global'){
		b.innerHTML = global_seconds_tk;
	    };
    };

    clockID = setTimeout("UpdateClock()", 1000);
}

function StartClock(){
   if(global_seconds_tk){
	clockID = setTimeout("UpdateClock()", 500);
   }
}

function KillClock() {
   if(clockID) {
      clearTimeout(clockID);
      clockID  = 0;
   }
}