/**
* 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: 1024,  height: 768, 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){ // && browserwidth > 1480
	///	    $(this).height(browserheight);
	///	    $(this).width((browserheight / ratio));
	///	} else if (browserwidth < 1480){
	///	    $(this).width(browserwidth = 1280);
	///	    $(this).height(browserheight = (1280 * ratio));
	///	} else
		if (browserwidth > ((browserheight / ratio)+200) ){//, browserwidth > (options.height / ratio)
		    $(this).width(browserwidth - 200);
		    $(this).height((browserwidth * ratio) - (200 * ratio));
		} else if (browserheight > (browserwidth * ratio)-(200 * ratio)){// , browserheight < options.height
		    $(this).height(browserheight);
		    $(this).width((browserheight / ratio));
		} else if (browserheight < options.height){
		    $(this).height(options.height);
		    $(this).width(options.width);
	///	} else if (browserwidth < (options.height / ratio)){
	///	    $(this).height(options.height);
	///	    $(this).width(options.width);
	///	} else { + 200 + (200 * ratio)
	///	    $(this).width(browserwidth - 200);
	///	    $(this).height((browserwidth * ratio) - (200 * ratio));
		}
		// Center the image
		//$(this).css('left', (browserwidth - $(this).width())/2);
		$(this).css('left', 200);
		//$(this).css('top', (browserheight - $(this).height())/2);
		return this; 		
	};
})(jQuery);