/**
 * jQuery.fullBg
 * Version 1.0
 * Copyright (c) 2010 c.bavota - http://bavotasan.com
 * Dual licensed under MIT and GPL.
 * Date: 02/23/2010
**/
(function($){
	$.fn.fullBg=function(){
		var bgImg=$(this);
		bgImg.addClass('fullBg');
		function resizeImg(){
			var imgwidth=bgImg.width();
			var imgheight=bgImg.height();
			var winwidth=$(window).width();
			var winheight=$(window).height();
			var widthratio=winwidth/imgwidth;
			var heightratio=winheight/imgheight;
			var widthdiff=heightratio*imgwidth;
			var heightdiff=widthratio*imgheight;
			if(heightdiff>winheight){
				bgImg.css({
					width:winwidth+'px',height:heightdiff+'px'
				});
			}else{
				bgImg.css({width:widthdiff+'px',height:winheight+'px'});
					
			}
		}
		resizeImg();
		$(window).resize(function(){
			resizeImg();
		});
	};
})(jQuery)