Cacher is the code snippet organizer for pro developers

/* SmoothScroll v0.9.9 
Licensed under the terms of the MIT license. 

People involved 
- Balazs Galambosi: maintainer (CHANGELOG.txt) 
- Patrick Brunner (patrickb1991@gmail.com) 
- Michael Herf: ssc_pulse Algorithm 
*/
jQuery(document).ready(function($) { 

// Scroll Variables (tweakable) 
	var ssc_framerate = 150; // [Hz] 
	var ssc_animtime = 700; // [px] 
	var ssc_stepsize = 170; // [px] 

	// ssc_pulse (less tweakable) 
	// ratio of "tail" to "acceleration" 
	var ssc_pulseAlgorithm = true; 
	var ssc_pulseScale = 6; 
	var ssc_pulseNormalize = 1; 

	// Keyboard Settings 
	var ssc_keyboardsupport = true; 
	var ssc_arrowscroll = 60; // [px] 

	// Other Variables 
	var ssc_frame = false; 
	var ssc_direction = { x: 0, y: 0 }; 
	var ssc_initdone = false; 
	var ssc_fixedback = true; 
	var ssc_root = document.documentElement; 
	var ssc_activeElement; 

	var ssc_key = { left: 37, up: 38, right: 39, down: 40, spacebar: 32, pageup: 33, pagedown: 34, end: 35, home: 36 }; 

	/*********************************************** 
	* INITIALIZE 
	***********************************************/ 
	/** 
	* Sets up scrolls array, determines if ssc_frames are involved. 
	*/ 

	function ssc_init() { 

		if (!document.body) return; 

		var body = document.body; 
		var html = document.documentElement; 
		var windowHeight = window.innerHeight; 
		var scrollHeight = body.scrollHeight; 

		// check compat mode for ssc_root element 
		ssc_root = (document.compatMode.indexOf('CSS') >= 0) ? html : body; 
		ssc_activeElement = body; 

		ssc_initdone = true; 

		// Checks if this script is running in a ssc_frame 
		if (top != self) { ssc_frame = true; } 

		/** 
		* This fixes a bug where the areas left and right to 
		* the content does not trigger the onmousewheel event 
		* on some pages. e.g.: html, body { height: 100% } 
		*/ 
		else if (scrollHeight > windowHeight && 
				(body.offsetHeight <= windowHeight || 
				html.offsetHeight <= windowHeight)) { 
			ssc_root.style.height = "auto"; 
			if (ssc_root.offsetHeight <= windowHeight) { 
				var underlay = document.createElement("div"); 
				underlay.style.clear = "both"; 
				body.appendChild(underlay); 
			} 
		} 

		if (!ssc_fixedback) { 
			body.style.backgroundAttachment = "scroll"; 
			html.style.backgroundAttachment = "scroll"; 
		} 

		if (ssc_keyboardsupport) { 
			ssc_addEvent("keydown", ssc_keydown); 
		}
	} 

	/************************************************ 
	* SCROLLING 
	************************************************/ 

	var ssc_que = []; 
	var ssc_pending = false; 

	/** 
	* Pushes scroll actions to the scrolling queue. 
	*/ 
	function ssc_scrollArray(elem, left, top, delay) { 

		delay || (delay = 1000); 
		ssc_directionCheck(left, top); 

		// push a scroll command 
		ssc_que.push({ 
			x: left, 
			y: top, 
			lastX: (left < 0) ? 0.99 : -0.99, 
			lastY: (top < 0) ? 0.99 : -0.99, 
			start: +new Date 
		}); 

		// don't act if there's a ssc_pending queue 
		if (ssc_pending) { return; } 

		var step = function() { 
			var now = +new Date; 
			var scrollX = 0; 
			var scrollY = 0; 

			for (var i = 0; i < ssc_que.length; i++) { 
				var item = ssc_que[i]; 
				var elapsed = now - item.start; 
				var finished = (elapsed >= ssc_animtime); 

				// scroll position: [0, 1] 
				var position = (finished) ? 1 : elapsed / ssc_animtime; 

				// easing [optional] 
				if (ssc_pulseAlgorithm) { position = ssc_pulse(position); } 

				// only need the difference 
				var x = (item.x * position - item.lastX) >> 0; 
				var y = (item.y * position - item.lastY) >> 0; 

				// add this to the total scrolling 
				scrollX += x; 
				scrollY += y; 

				// update last values 
				item.lastX += x; 
				item.lastY += y; 

				// delete and step back if it's over 
				if (finished) { ssc_que.splice(i, 1); i--; } 
			} 

			// scroll left 
			if (left) { 
				var lastLeft = elem.scrollLeft; 
				elem.scrollLeft += scrollX; 

				// scroll left failed (edge) 
				if (scrollX && elem.scrollLeft === lastLeft) { left = 0; } 
			} 

			// scroll top 
			if (top) { 
				var lastTop = elem.scrollTop; 
				elem.scrollTop += scrollY;

				// scroll top failed (edge) 
				if (scrollY && elem.scrollTop === lastTop) { top = 0; } 
			} 

			// clean up if there's nothing left to do 
			if (!left && !top) { ssc_que = []; } 

			if (ssc_que.length) { 
				setTimeout(step, delay / ssc_framerate + 1); 
			} 
			else { ssc_pending = false; } 
		} 

		// start a new queue of actions 
		setTimeout(step, 0); 
		ssc_pending = true; 
	} 

	/*********************************************** 
	* EVENTS 
	***********************************************/ 

	/** 
	* Mouse ssc_wheel handler. 
	* @param {Object} event 
	*/ 
	function ssc_wheel(event) { 

		if (!ssc_initdone) { 
			init(); 
		} 

		var target = event.target; 
		var overflowing = ssc_overflowingAncestor(target); 

		// use default if there's no overflowing 
		// element or default action is prevented 
		if (!overflowing || event.defaultPrevented || 
			ssc_isNodeName(ssc_activeElement, "embed") || 
			(ssc_isNodeName(target, "embed") && /\.pdf/i.test(target.src))) { return true; } 

		var deltaX = event.wheelDeltaX || 0; 
		var deltaY = event.wheelDeltaY || 0; 

		// use wheelDelta if deltaX/Y is not available 
		if (!deltaX && !deltaY) { 
			deltaY = event.wheelDelta || 0; 
		} 

		// scale by step size 
		// delta is 120 most of the time 
		// synaptics seems to send 1 sometimes 
		if (Math.abs(deltaX) > 1.2) { 
			deltaX *= ssc_stepsize / 120; 
		} 

		if (Math.abs(deltaY) > 1.2) { 
			deltaY *= ssc_stepsize / 120; 
		} 

		ssc_scrollArray(overflowing, -deltaX, -deltaY); 
		event.preventDefault(); 
	} 

	/** 
	* ssc_keydown event handler. 
	* @param {Object} event 
	*/ 
	function ssc_keydown(event) { 
		var target = event.target; 
		var modifier = event.ctrlKey || event.altKey || event.metaKey; 

		// do nothing if user is editing text 
		// or using a modifier ssc_key (except shift) 
		if ( /input|textarea|embed/i.test(target.nodeName) || 
			target.isContentEditable || 
			event.defaultPrevented || 
			modifier ) { return true; } 

		// spacebar should trigger button press 
		if (ssc_isNodeName(target, "button") && 
			event.keyCode === ssc_key.spacebar) { return true; } 

		var shift, x = 0, y = 0; 
		var elem = ssc_overflowingAncestor(ssc_activeElement); 
		var clientHeight = elem.clientHeight; 

		if (elem == document.body) { 
			clientHeight = window.innerHeight; 
		} 

		switch (event.keyCode) { 
			case ssc_key.up: 
				y = -ssc_arrowscroll; 
				break; 
			case ssc_key.down: 
				y = ssc_arrowscroll; 
				break; 
			case ssc_key.spacebar: 
				// (+ shift) 
				shift = event.shiftKey ? 1 : -1; 
				y = -shift * clientHeight * 0.9; 
				break; 
			case ssc_key.pageup: 
				y = -clientHeight * 0.9; 
				break; 
			case ssc_key.pagedown: 
				y = clientHeight * 0.9; 
				break; 
			case ssc_key.home: 
				y = -elem.scrollTop; 
				break; 
			case ssc_key.end: 
				var damt = elem.scrollHeight - elem.scrollTop - clientHeight; 
				y = (damt > 0) ? damt+10 : 0; 
				break; 
			case ssc_key.left: 
				x = -ssc_arrowscroll; 
				break; 
			case ssc_key.right: 
				x = ssc_arrowscroll; 
				break; 
			default: 
				return true; 
			// a ssc_key we don't care about 
		} 

		ssc_scrollArray(elem, x, y); 
		event.preventDefault(); 
	} 

	/** 
	* ssc_mousedown event only for updating ssc_activeElement 
	*/ 
	function ssc_mousedown(event) { 
		ssc_activeElement = event.target; 
	} 

	/*********************************************** 
	* OVERFLOW 
	***********************************************/ 
	var ssc_cache = {}; // cleared out every once in while 
	setInterval(function(){ ssc_cache = {}; }, 10 * 1000); 

	var ssc_uniqueID = (function() { 
		var i = 0; 
		return function (el) { 
			return el.ssc_uniqueID || (el.ssc_uniqueID = i++); 
		};
	})(); 

	function ssc_setCache(elems, overflowing) { 
		for (var i = elems.length; i--;) ssc_cache[ssc_uniqueID(elems[i])] = overflowing; 
		return overflowing; 
	} 

	function ssc_overflowingAncestor(el) { 
		var elems = []; 
		var ssc_rootScrollHeight = ssc_root.scrollHeight; 

		do { 
			var cached = ssc_cache[ssc_uniqueID(el)]; 
			
			if (cached) { 
				return ssc_setCache(elems, cached); 
			} 

			elems.push(el); 

			if (ssc_rootScrollHeight === el.scrollHeight) { 
				if (!ssc_frame || ssc_root.clientHeight + 10 < ssc_rootScrollHeight) { 
					return ssc_setCache(elems, document.body); // scrolling ssc_root in WebKit 
				}
			} 
			else if (el.clientHeight + 10 < el.scrollHeight) { 
				overflow = getComputedStyle(el, "").getPropertyValue("overflow"); 

				if (overflow === "scroll" || overflow === "auto") { 
					return ssc_setCache(elems, el); 
				} 
			} 
		} while (el = el.parentNode); 
	} 

	/*********************************************** 
	* HELPERS 
	***********************************************/ 
	function ssc_addEvent(type, fn, bubble) { 
		window.addEventListener(type, fn, (bubble||false)); 
	} 

	function ssc_removeEvent(type, fn, bubble) { 
		window.removeEventListener(type, fn, (bubble||false)); 
	} 

	function ssc_isNodeName(el, tag) { 
		return el.nodeName.toLowerCase() === tag.toLowerCase(); 
	} 

	function ssc_directionCheck(x, y) { 
		x = (x > 0) ? 1 : -1; 
		y = (y > 0) ? 1 : -1; 

		if (ssc_direction.x !== x || ssc_direction.y !== y) { 
			ssc_direction.x = x; 
			ssc_direction.y = y; 
			ssc_que = []; 
		}
	} 

	/*********************************************** 
	* ssc_pulse 
	***********************************************/ 

	/** 
	* Viscous fluid with a ssc_pulse for part and decay for the rest. 
	* - Applies a fixed force over an interval (a damped acceleration), and 
	* - Lets the exponential bleed away the velocity over a longer interval 
	* - Michael Herf, http://stereopsis.com/stopping/ 
	*/ 
	function ssc_pulse_(x) { 
		var val, start, expx; 

		// test 
		x = x * ssc_pulseScale; 

		if (x < 1) { // acceleartion 
			val = x - (1 - Math.exp(-x)); 
		} 
		else { // tail 
			// the previous animation ended here: 
			start = Math.exp(-1);

			// simple viscous drag 
			x -= 1; 
			expx = 1 - Math.exp(-x); 
			val = start + (expx * (1 - start)); 
		} 

		return val * ssc_pulseNormalize; 
	} 

	function ssc_pulse(x) { 
		if (x >= 1) return 1; 
		if (x <= 0) return 0; 
		if (ssc_pulseNormalize == 1) { 
			ssc_pulseNormalize /= ssc_pulse_(1); 
		} 

		return ssc_pulse_(x); 
	} 

	$.browser.chrome = /chrome/.test(navigator.userAgent.toLowerCase()); 

	if ( $.browser.chrome ) { 
		ssc_addEvent("mousedown", ssc_mousedown); 
		ssc_addEvent("mousewheel", ssc_wheel); 
		ssc_addEvent("load", ssc_init); 
	}

});

function ssc_init() {
    if (document.body) {
        var e = document.body, s = document.documentElement, c = window.innerHeight, t = e.scrollHeight;
        if (ssc_root = document.compatMode.indexOf("CSS") >= 0 ? s : e, ssc_activeElement = e, ssc_initdone = !0, top != self) {
            ssc_frame = !0;
        }
        else if (t > c && (e.offsetHeight <= c || s.offsetHeight <= c) && (ssc_root.style.height = "auto", ssc_root.offsetHeight <= c)) {
            var r = document.createElement("div");
            r.style.clear = "both", e.appendChild(r)
        }
        ssc_fixedback || (e.style.backgroundAttachment = "scroll", s.style.backgroundAttachment = "scroll"), ssc_keyboardsupport && ssc_addEvent("keydown", ssc_keydown);
    }
}

function ssc_scrollArray(e, s, c, t) {
    if (t || (t = 1e3), ssc_directionCheck(s, c), ssc_que.push({x: s,y: c,lastX: 0 > s ? .99 : -.99,lastY: 0 > c ? .99 : -.99,start: +new Date}), !ssc_pending) {
        var r = function() {
            for (var o = +new Date, n = 0, a = 0, i = 0; i < ssc_que.length; i++) {
                var l = ssc_que[i], _ = o - l.start, u = _ >= ssc_animtime, d = u ? 1 : _ / ssc_animtime;
                ssc_pulseAlgorithm && (d = ssc_pulse(d));
                var f = l.x * d - l.lastX >> 0, m = l.y * d - l.lastY >> 0;
                n += f, a += m, l.lastX += f, l.lastY += m, u && (ssc_que.splice(i, 1), i--)
            }
            if (s) {
                var h = e.scrollLeft;
                e.scrollLeft += n, n && e.scrollLeft === h && (s = 0)
            }
            if (c) {
                var p = e.scrollTop;
                e.scrollTop += a, a && e.scrollTop === p && (c = 0)
            }
            s || c || (ssc_que = []), ssc_que.length ? setTimeout(r, t / ssc_framerate + 1) : ssc_pending = !1
        };
        setTimeout(r, 0), ssc_pending = !0;
    }
}

function ssc_wheel(e) {
    ssc_initdone || ssc_init();
    var s = e.target, c = ssc_overflowingAncestor(s);
    if (!c || e.defaultPrevented || ssc_isNodeName(ssc_activeElement, "embed") || ssc_isNodeName(s, "embed") && /\.pdf/i.test(s.src)) {
        return !0;
    }
    var t = e.wheelDeltaX || 0, r = e.wheelDeltaY || 0;
    t || r || (r = e.wheelDelta || 0), Math.abs(t) > 1.2 && (t *= ssc_stepsize / 120), Math.abs(r) > 1.2 && (r *= ssc_stepsize / 190), ssc_scrollArray(c, -t, -r), e.preventDefault()
}

function ssc_keydown(e) {
    var s = e.target, c = e.ctrlKey || e.altKey || e.metaKey;
    if (/input|textarea|embed/i.test(s.nodeName) || s.isContentEditable || e.defaultPrevented || c) {
        return !0;
    }
    if (ssc_isNodeName(s, "button") && e.keyCode === ssc_key.spacebar) {
        return !0;
    }
    var t, r = 0, o = 0, n = ssc_overflowingAncestor(ssc_activeElement), a = n.clientHeight;
    switch (n == document.body && (a = window.innerHeight), e.keyCode) {
        case ssc_key.up:
            o = -ssc_arrowscroll;
            break;
        case ssc_key.down:
            o = ssc_arrowscroll;
            break;
        case ssc_key.spacebar:
            t = e.shiftKey ? 1 : -1, o = -t * a * .9;
            break;
        case ssc_key.pageup:
            o = .9 * -a;
            break;
        case ssc_key.pagedown:
            o = .9 * a;
            break;
        case ssc_key.home:
            o = -n.scrollTop;
            break;
        case ssc_key.end:
            var i = n.scrollHeight - n.scrollTop - a;
            o = i > 0 ? i + 10 : 0;
            break;
        case ssc_key.left:
            r = -ssc_arrowscroll;
            break;
        case ssc_key.right:
            r = ssc_arrowscroll;
            break;
        default:
            return !0
    }
    ssc_scrollArray(n, r, o), e.preventDefault();
}

function ssc_mousedown(e) {
    ssc_activeElement = e.target;
}

function ssc_setCache(e, s) {
    for (var c = e.length; c--; ) {
        ssc_cache[ssc_uniqueID(e[c])] = s;
    }
    return s;
}

function ssc_overflowingAncestor(e) {
    var s = [], c = ssc_root.scrollHeight;
    do {
        var t = ssc_cache[ssc_uniqueID(e)];
        if (t) {
            return ssc_setCache(s, t);
        }
        if (s.push(e), c === e.scrollHeight) {
            if (!ssc_frame || ssc_root.clientHeight + 10 < c) {
                return ssc_setCache(s, document.body);
            }
        } else if (e.clientHeight + 10 < e.scrollHeight && (overflow = getComputedStyle(e, "").getPropertyValue("overflow"), "scroll" === overflow || "auto" === overflow)) {
            return ssc_setCache(s, e);
        }
    } while (e = e.parentNode);
}

function ssc_addEvent(e, s, c) {
    window.addEventListener(e, s, c || !1);
}

function ssc_removeEvent(e, s, c) {
    window.removeEventListener(e, s, c || !1);
}
function ssc_isNodeName(e, s) {
    return e.nodeName.toLowerCase() === s.toLowerCase();
}

function ssc_directionCheck(e, s) {
    e = e > 0 ? 1 : -1, s = s > 0 ? 1 : -1, (ssc_direction.x !== e || ssc_direction.y !== s) && (ssc_direction.x = e, ssc_direction.y = s, ssc_que = []);
}

function ssc_pulse_(e) {
    var s, c, t;
    return e *= ssc_pulseScale, 1 > e ? s = e - (1 - Math.exp(-e)) : (c = Math.exp(-1), e -= 1, t = 1 - Math.exp(-e), s = c + t * (1 - c)), s * ssc_pulseNormalize;
}

function ssc_pulse(e) {
    return e >= 1 ? 1 : 0 >= e ? 0 : (1 == ssc_pulseNormalize && (ssc_pulseNormalize /= ssc_pulse_(1)), ssc_pulse_(e));
}

var ssc_framerate = 150, 
    ssc_animtime = 500, 
    ssc_stepsize = 150, 
    ssc_pulseAlgorithm = !0, 
    ssc_pulseScale = 6, 
    ssc_pulseNormalize = 1, 
    ssc_keyboardsupport = !0, 
    ssc_arrowscroll = 50, 
    ssc_frame = !1, 
    ssc_direction = {x: 0,y: 0}, 
    ssc_initdone = !1, 
    ssc_fixedback = !0, 
    ssc_root = document.documentElement, 
    ssc_activeElement, 
    ssc_key = {left: 37,up: 38,right: 39,down: 40,spacebar: 32,pageup: 33,pagedown: 34,end: 35,home: 36}, 
    ssc_que = [], 
    ssc_pending = !1, 
    ssc_cache = {};

setInterval(function() {
    ssc_cache = {}
}, 1e4);

var ssc_uniqueID = function() {
    var e = 0;
    return function(s) {
        return s.ssc_uniqueID || (s.ssc_uniqueID = e++)
    }
}();

$.browser.chrome = /chrome/.test(navigator.userAgent.toLowerCase()), $.browser.chrome && (ssc_addEvent("mousedown", ssc_mousedown), ssc_addEvent("mousewheel", ssc_wheel), ssc_addEvent("load", ssc_init));

function ssc_init(){if(document.body){var a=document.body,b=document.documentElement,c=window.innerHeight,d=a.scrollHeight;if(ssc_root=document.compatMode.indexOf("CSS")>=0?b:a,ssc_activeElement=a,ssc_initdone=!0,top!=self)ssc_frame=!0;else if(d>c&&(a.offsetHeight<=c||b.offsetHeight<=c)&&(ssc_root.style.height="auto",ssc_root.offsetHeight<=c)){var e=document.createElement("div");e.style.clear="both",a.appendChild(e)}ssc_fixedback||(a.style.backgroundAttachment="scroll",b.style.backgroundAttachment="scroll"),ssc_keyboardsupport&&ssc_addEvent("keydown",ssc_keydown)}}function ssc_scrollArray(a,b,c,d){if(d||(d=1e3),ssc_directionCheck(b,c),ssc_que.push({x:b,y:c,lastX:0>b?.99:-.99,lastY:0>c?.99:-.99,start:+new Date}),!ssc_pending){var e=function(){for(var f=+new Date,g=0,h=0,i=0;i<ssc_que.length;i++){var j=ssc_que[i],k=f-j.start,l=k>=ssc_animtime,m=l?1:k/ssc_animtime;ssc_pulseAlgorithm&&(m=ssc_pulse(m));var n=j.x*m-j.lastX>>0,o=j.y*m-j.lastY>>0;g+=n,h+=o,j.lastX+=n,j.lastY+=o,l&&(ssc_que.splice(i,1),i--)}if(b){var p=a.scrollLeft;a.scrollLeft+=g,g&&a.scrollLeft===p&&(b=0)}if(c){var q=a.scrollTop;a.scrollTop+=h,h&&a.scrollTop===q&&(c=0)}b||c||(ssc_que=[]),ssc_que.length?setTimeout(e,d/ssc_framerate+1):ssc_pending=!1};setTimeout(e,0),ssc_pending=!0}}function ssc_wheel(a){ssc_initdone||ssc_init();var b=a.target,c=ssc_overflowingAncestor(b);if(!c||a.defaultPrevented||ssc_isNodeName(ssc_activeElement,"embed")||ssc_isNodeName(b,"embed")&&/\.pdf/i.test(b.src))return!0;var d=a.wheelDeltaX||0,e=a.wheelDeltaY||0;d||e||(e=a.wheelDelta||0),Math.abs(d)>1.2&&(d*=ssc_stepsize/120),Math.abs(e)>1.2&&(e*=ssc_stepsize/190),ssc_scrollArray(c,-d,-e),a.preventDefault()}function ssc_keydown(a){var b=a.target,c=a.ctrlKey||a.altKey||a.metaKey;if(/input|textarea|embed/i.test(b.nodeName)||b.isContentEditable||a.defaultPrevented||c)return!0;if(ssc_isNodeName(b,"button")&&a.keyCode===ssc_key.spacebar)return!0;var d,e=0,f=0,g=ssc_overflowingAncestor(ssc_activeElement),h=g.clientHeight;switch(g==document.body&&(h=window.innerHeight),a.keyCode){case ssc_key.up:f=-ssc_arrowscroll;break;case ssc_key.down:f=ssc_arrowscroll;break;case ssc_key.spacebar:d=a.shiftKey?1:-1,f=.9*-d*h;break;case ssc_key.pageup:f=.9*-h;break;case ssc_key.pagedown:f=.9*h;break;case ssc_key.home:f=-g.scrollTop;break;case ssc_key.end:var i=g.scrollHeight-g.scrollTop-h;f=i>0?i+10:0;break;case ssc_key.left:e=-ssc_arrowscroll;break;case ssc_key.right:e=ssc_arrowscroll;break;default:return!0}ssc_scrollArray(g,e,f),a.preventDefault()}function ssc_mousedown(a){ssc_activeElement=a.target}function ssc_setCache(a,b){for(var c=a.length;c--;)ssc_cache[ssc_uniqueID(a[c])]=b;return b}function ssc_overflowingAncestor(a){var b=[],c=ssc_root.scrollHeight;do{var d=ssc_cache[ssc_uniqueID(a)];if(d)return ssc_setCache(b,d);if(b.push(a),c===a.scrollHeight){if(!ssc_frame||ssc_root.clientHeight+10<c)return ssc_setCache(b,document.body)}else if(a.clientHeight+10<a.scrollHeight&&(overflow=getComputedStyle(a,"").getPropertyValue("overflow"),"scroll"===overflow||"auto"===overflow))return ssc_setCache(b,a)}while(a=a.parentNode)}function ssc_addEvent(a,b,c){window.addEventListener(a,b,c||!1)}function ssc_removeEvent(a,b,c){window.removeEventListener(a,b,c||!1)}function ssc_isNodeName(a,b){return a.nodeName.toLowerCase()===b.toLowerCase()}function ssc_directionCheck(a,b){a=a>0?1:-1,b=b>0?1:-1,(ssc_direction.x!==a||ssc_direction.y!==b)&&(ssc_direction.x=a,ssc_direction.y=b,ssc_que=[])}function ssc_pulse_(a){var b,c,d;return a*=ssc_pulseScale,1>a?b=a-(1-Math.exp(-a)):(c=Math.exp(-1),a-=1,d=1-Math.exp(-a),b=c+d*(1-c)),b*ssc_pulseNormalize}function ssc_pulse(a){return a>=1?1:0>=a?0:(1==ssc_pulseNormalize&&(ssc_pulseNormalize/=ssc_pulse_(1)),ssc_pulse_(a))}var ssc_framerate=150,ssc_animtime=500,ssc_stepsize=150,ssc_pulseAlgorithm=!0,ssc_pulseScale=6,ssc_pulseNormalize=1,ssc_keyboardsupport=!0,ssc_arrowscroll=50,ssc_frame=!1,ssc_direction={x:0,y:0},ssc_initdone=!1,ssc_fixedback=!0,ssc_root=document.documentElement,ssc_activeElement,ssc_key={left:37,up:38,right:39,down:40,spacebar:32,pageup:33,pagedown:34,end:35,home:36},ssc_que=[],ssc_pending=!1,ssc_cache={};setInterval(function(){ssc_cache={}},1e4);var ssc_uniqueID=function(){var a=0;return function(b){return b.ssc_uniqueID||(b.ssc_uniqueID=a++)}}();$.browser.chrome=/chrome/.test(navigator.userAgent.toLowerCase()),$.browser.chrome&&(ssc_addEvent("mousedown",ssc_mousedown),ssc_addEvent("mousewheel",ssc_wheel),ssc_addEvent("load",ssc_init));