$(function() {

	// grab the initial top offset of the navigation 
	var sticky_navigation_offset_top = $('#MainMenu').offset().top;
	var sticky_navigation_offset_top = $('.anylinkcss').offset().top;
	
	// our function that decides weather the navigation bar should have "fixed" css position or not.
	var sticky_navigation = function(){
		var scroll_top = $(window).scrollTop(); // our current vertical position from the top
		
		// if we've scrolled more than the navigation, change its position to fixed to stick to top, otherwise change it back to relative
		if (scroll_top > sticky_navigation_offset_top) { 
			$('#MainMenu').css({ 'position': 'fixed', 'top':0, 'left':0 });
			$('.anylinkcss').css({ 'position': 'fixed', 'top':0, 'left':0 });
		} else {
			$('#MainMenu').css({ 'position': 'relative' }); 
			$('.anylinkcss').css({ 'position': 'absolute' }); 
		}   
	};
	
	// run our function on load
	sticky_navigation();
	
	// and run it again every time you scroll
	$(window).scroll(function() {
		 sticky_navigation();
	});
	
});