(function($){
	var resizeContent = function() {
		var containerheight = $('#main').height();
		var titleHt = $('#main .title').height();
		var btnHt = $('#main .btn').height();
		var newHt = containerheight - titleHt - 50;
		var newHt2 = containerheight - titleHt - btnHt - 50;
		
		if ($(btnHt).length ) {
			$("#main_content").height(newHt2);
		} else {
			$("#main_content").height(newHt);
		};
	};
	
	$(document).ready(function() {
		resizeContent();
	});
	$(window).bind("load", function() {
		resizeContent();
	});
	$(window).resize(function() {
		resizeContent();
	});
})(jQuery);