//plugin
jQuery.fn.topLink = function(settings) {
		settings = jQuery.extend({
			min: 1,
			fadeSpeed: 200,
			ieOffset: 250
		}, settings);
		return this.each(function() {
			//listen for scroll
			var el = $(this);
			el.css('display','none'); //in case the user forgot
			$(window).scroll(function() {
				//stupid IE hack
			//	if(!jQuery.support.hrefNormalized) {
					el.css({
					    'z-index': '999',
						'position': 'absolute',
						'top': $(window).scrollTop() + $(window).height() - settings.ieOffset
					});
			//	}
				if($(window).scrollTop() >= settings.min)
				{
					el.fadeIn(settings.fadeSpeed);
				}
				else
				{
					el.fadeOut(settings.fadeSpeed);
				}
			});
		});
};

//usage w/ smoothscroll
$(document).ready(function() {
	//set the link
	$('#top-link').topLink({
		min: 100,
		fadeSpeed: 500
	});
	//smoothscroll
	$('#top-link').click(function(e) {
		e.preventDefault();
		$.scrollTo(0,300);
	});
});