/*
|--------------------------------------------------------------------------
| uitotop jquery plugin 1.1
| http://www.mattvarone.com/web-design/uitotop-jquery-plugin/
|--------------------------------------------------------------------------
*/

(function($){
	$.fn.uitotop = function(options) {

 		var defaults = {
			text: 'to top',
			min: 200,
			indelay:600,
			outdelay:400,
  			containerid: 'totop',
			containerhoverid: 'totophover',
			scrollspeed: 1200,
			easingtype: 'linear'
 		};

 		var settings = $.extend(defaults, options);
		var containeridhash = '#' + settings.containerid;
		var containerhoveridhash = '#'+settings.containerhoverid;
		
		$('body').append('<a href="#" id="'+settings.containerid+'">'+settings.text+'</a>');
		$(containeridhash).hide().click(function(){
			$('html, body').animate({scrolltop:0}, settings.scrollspeed, settings.easingtype);
			$('#'+settings.containerhoverid, this).stop().animate({'opacity': 0 }, settings.indelay, settings.easingtype);
			return false;
		})
		.prepend('<span id="'+settings.containerhoverid+'"></span>')
		.hover(function() {
				$(containerhoveridhash, this).stop().animate({
					'opacity': 1
				}, 600, 'linear');
			}, function() { 
				$(containerhoveridhash, this).stop().animate({
					'opacity': 0
				}, 700, 'linear');
			});
					
		$(window).scroll(function() {
			var sd = $(window).scrolltop();
			if(typeof document.body.style.maxheight === "undefined") {
				$(containeridhash).css({
					'position': 'absolute',
					'top': $(window).scrolltop() + $(window).height() - 50
				});
			}
			if ( sd > settings.min ) 
				$(containeridhash).fadein(settings.indelay);
			else 
				$(containeridhash).fadeout(settings.outdelay);
		});

};
})(jquery);