$(function(){
	var win_W = $(window).width();
	var win_H = $(window).height();
	if($("body").height()<win_H){
		$("body").height(win_H);
	}
	
	
	$(window).resize(function(){
		win_W = $(window).width();
		win_H = $(window).height();
		if($("body").height()<win_H){
			$("body").height(win_H);
		}
	});
	
	
	
	
	
});