Notes for Will

somejs.js

// Checking visibility
jQuery.fn.isScrolledIntoView = function () {

		var thisOffset = $(this).offset().top;
		var windowHeight = $(window).height();

		var heightToThis = thisOffset - windowHeight;

		var scrollPosition = $(window).scrollTop();

		if ( (scrollPosition >= heightToThis ) ) {
			return true;
		}

	}
  
// Timer on scroll

	$(window).scroll(function(){
		// Resize actions are in handleScroll()

	    if (scrollTimer) {
	        clearTimeout(scrollTimer);   // clear any previous pending timer
	    }
	    scrollTimer = setTimeout(handleScroll, 1);   // set new timer

	});