/*
	* Konami-JS ~ Now with iPhone support!
	* Code: http://konami-js.googlecode.com/
	* Examples: http://www.snaptortoise.com/konami-js
	* Copyright (c) 2009 George Mandis (georgemandis.com)
	* Version: 1.1 (12/17/2009)
	* Licensed under the GNU General Public License v3
	* http://www.gnu.org/copyleft/gpl.html
	* Tested in: Safari 4, Firefox 3, IE7 and Mobile Safari 2.2.1
*/

var Konami = function()
{
    var konami = {
        input : "",
        pattern : "3838404037393739666513",
        load : function(link)
        {
            window.document.onkeydown = function(e)
            {
                konami.input += e ? e.keyCode : event.keyCode;
                if ( konami.input.indexOf( konami.pattern ) != -1 )
                {
                    konami.code( link );
                    return;
                }
            };

	        this.iphone.load( link );
        },
        code : function( link ) { window.location = link; },
        iphone : {
            start_x : 0,
            start_y : 0,
            stop_x : 0,
            stop_y : 0,
            tap : false,
            capture : false,
            keys : ["UP","UP","DOWN","DOWN","LEFT","RIGHT","LEFT","RIGHT","TAP","TAP","TAP"],
            code : function( link ) { window.location = link; },
            load : function( link )
            {
                document.ontouchmove = function(e)
                {
                    if( e.touches.length == 1 && konami.iphone.capture === true )
                    { 
                        var touch = e.touches[0]; 
                        konami.iphone.stop_x = touch.pageX;
                        konami.iphone.stop_y = touch.pageY;
                        konami.iphone.tap = false;
                        konami.iphone.capture = false;
                        konami.iphone.check_direction();
                    }
                };

                document.ontouchend = function(evt)
                {
                    if ( konami.iphone.tap === true ) { konami.iphone.check_direction(); }
                };

                document.ontouchstart = function(evt)
                {
                    konami.iphone.start_x = evt.changedTouches[0].pageX;
                    konami.iphone.start_y = evt.changedTouches[0].pageY;
                    konami.iphone.tap = true;
                    konami.iphone.capture = true;
                };
            },
            check_direction: function()
            {
                var x_magnitude = Math.abs(this.start_x - this.stop_x);
                var y_magnitude = Math.abs(this.start_y - this.stop_y);
                var x = ((this.start_x - this.stop_x) < 0) ? "RIGHT" : "LEFT";
                var y = ((this.start_y - this.stop_y) < 0) ? "DOWN" : "UP";
                var result = (x_magnitude > y_magnitude) ? x : y;
                result = (this.tap === true) ? "TAP" : result;                     
                if ( result == this.keys[0] ) { this.keys = this.keys.slice( 1, this.keys.length ); }
                if ( this.keys.length === 0 ) { this.code( this.link ); }
            }
        }
    };
    return konami;
}();