/**
* Fullscreenr - lightweight full screen background jquery plugin
* By Jan Schneiders
* Version 1.0
* www.nanotux.com
**/
(function($){	
	$.fn.fullscreenr = function(options) {
		if(options.height === undefined) alert('Please supply the background image height, default values will now be used. These may be very inaccurate.');
		if(options.width === undefined) alert('Please supply the background image width, default values will now be used. These may be very inaccurate.');
		if(options.bgID === undefined) alert('Please supply the background image ID, default #bgimg will now be used.');
		var defaults = { width: 1280,  height: 1024, bgID: 'bgimg' };
		var options = $.extend({}, defaults, options); 
		$(document).ready(function() { $(options.bgID).fullscreenrResizer(options);	});
		$(window).bind("resize", function() { $(options.bgID).fullscreenrResizer(options); });		
		return this; 		
	};	
	$.fn.fullscreenrResizer = function(options) {
		// Set bg size
		var ratio = options.height / options.width;	
		// Get browser window size
		var browserwidth = $(window).width();
		var browserheight = $(window).height();
		// Scale the image
		if ((browserheight/browserwidth) > ratio){
		    $(this).height(browserheight);
		    $(this).width(browserheight / ratio);
		    //$(this).css('width',browserheight / ratio);
		    //$(this).css('height',browserheight);
		} else {
		    $(this).width(browserwidth);
		    $(this).height(browserwidth * ratio);
		    //$(this).css('width',browserwidth);
		    //$(this).css('height',browserwidth * ratio);
		}
		// Center the image
		$(this).css('left', (browserwidth - $(this).width())/2);
		$(this).css('top', (browserheight - $(this).height())/2);

		return this; 		
	};
	$.fn.fullCycle = function(options) {
		var container = $('<div id="container"></div>');

		$.each(options.images,function(index,value){
			var imagem = new Image();
			imagem.setAttribute('src', value);
			imagem.setAttribute('alt', 'Fundo '+index);
			imagem.setAttribute('id', index+'bg');
			imagem.setAttribute('class','bgimg');
			
			var full = $(imagem).fullscreenrResizer(options);
			container.append(full);
			
			$(window).bind("resize", function() { $(imagem).fullscreenrResizer(options); });
			
			
			if(index === options.images.length-1){
				
			}
		});

		var delay = typeof options.delay === "string" ? parseInt(options.delay) : options.delay;
		var speed = typeof options.speed === "string" ? parseInt(options.speed) : options.speed;

		container.cycle({
			delay:  0, 
		    speed:  speed,
		    fx: 'fade',
		    timeout: delay
		});
		
		$('body').append(container);

	};
})(jQuery);