function about_toggle(tar1, tar2, tar3)
{
document.getElementById(tar1).style.display="none";
document.getElementById(tar2).style.display="block";
if (tar3 == "poop") {
document.getElementById('about_top').style.backgroundImage="url('gifs/about_top2.jpg')";
	}
else {	
document.getElementById('about_top').style.backgroundImage="url('gifs/about_top.jpg')";	}
}

function closeme() {
	document.getElementById('welcome_msg').style.display="none";
}
function welcome() {
	document.getElementById('welcome_msg').style.display="block";
}

jQuery(function( $ ){
		//borrowed from jQuery easing plugin
	//http://gsgd.co.uk/sandbox/jquery.easing.php
	$.easing.elasout = function(x, t, b, c, d) {
		var s=1.70158;var p=0;var a=c;
		if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
		if (a < Math.abs(c)) { a=c; var s=p/4; }
		else var s = p/(2*Math.PI) * Math.asin (c/a);
		return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
	};

	/**
	 * Most jQuery.localScroll's settings, actually belong to jQuery.ScrollTo, check it's demo for an example of each option.
	 * @see http://flesler.demos.com/jquery/scrollTo/
	 * You can use EVERY single setting of jQuery.ScrollTo, in the settings hash you send to jQuery.LocalScroll.
	 */
	
	// The default axis is 'y', but in this demo, I want to scroll both
	// You can modify any default like this
	$.localScroll.defaults.axis = 'y';
	
	// Scroll initially if there's a hash (#something) in the url 
	$.localScroll.hash({
		target: '#port_top', // Could be a selector or a jQuery object too.
		queue:true,
		duration:2000
	});
	
	/**
	 * NOTE: I use $.localScroll instead of $('#navigation').localScroll() so I
	 * also affect the >> and << links. I want every link in the page to scroll.
	 */
	$.localScroll({
		target: '#port_top', // could be a selector or a jQuery object too.
		queue:true,
		duration:2000,
		//easing: 'elasout',
		hash:true,
		onBefore:function( e, anchor, $target ){
			// The 'this' is the settings object, can be modified
		},
		onAfter:function( anchor, settings ){
			// The 'this' contains the scrolled element (#port_top)
		}
	});
});