/*
 * jScrollPane - v2.0.0beta6 - 2010-10-28
 * http://jscrollpane.kelvinluck.com/
 *
 * Copyright (c) 2010 Kelvin Luck
 * Dual licensed under the MIT and GPL licenses.
 */
(function(b, a, c) {
	b.fn.jScrollPane = function(f) {
		function d(C, L) {
			var au, N = this, V, ah, v, aj, Q, W, y, q, av, aB, ap, i, H, h, j, X, R, al, U, t, A, am, ac, ak, F, l, ao, at, x, aq, aE, g, aA, ag = true, M = true, aD = false, k = false, Z = b.fn.mwheelIntent ? "mwheelIntent.jsp"
					: "mousewheel.jsp";
			aE = C.css("paddingTop") + " " + C.css("paddingRight") + " "
					+ C.css("paddingBottom") + " " + C.css("paddingLeft");
			g = (parseInt(C.css("paddingLeft")) || 0)
					+ (parseInt(C.css("paddingRight")) || 0);
			an(L);
			function an(aH) {
				var aL, aK, aJ, aG, aF, aI;
				au = aH;
				if (V == c) {
					C.css( {
						overflow : "hidden",
						padding : 0
					});
					ah = C.innerWidth() + g;
					v = C.innerHeight();
					C.width(ah);
					V = b('<div class="jspPane" />').wrap(
							b('<div class="jspContainer" />').css( {
								width : ah + "px",
								height : v + "px"
							}));
					C.wrapInner(V.parent());
					aj = C.find(">.jspContainer");
					V = aj.find(">.jspPane");
					V.css("padding", aE)
				} else {
					C.css("width", "");
					aI = C.outerWidth() + g != ah || C.outerHeight() != v;
					if (aI) {
						ah = C.innerWidth() + g;
						v = C.innerHeight();
						aj.css( {
							width : ah + "px",
							height : v + "px"
						})
					}
					aA = V.innerWidth();
					if (!aI && V.outerWidth() == Q && V.outerHeight() == W) {
						if (aB || av) {
							V.css("width", aA + "px");
							C.css("width", (aA + g) + "px")
						}
						return
					}
					V.css("width", "");
					C.css("width", (ah) + "px");
					aj.find(">.jspVerticalBar,>.jspHorizontalBar").remove()
							.end()
				}
				aL = V.clone().css("position", "absolute");
				aK = b('<div style="width:1px; position: relative;" />')
						.append(aL);
				b("body").append(aK);
				Q = Math.max(V.outerWidth(), aL.outerWidth());
				aK.remove();
				W = V.outerHeight();
				y = Q / ah;
				q = W / v;
				av = q > 1;
				aB = y > 1;
				if (!(aB || av)) {
					C.removeClass("jspScrollable");
					V.css( {
						top : 0,
						width : aj.width() - g
					});
					n();
					D();
					O();
					w();
					af()
				} else {
					C.addClass("jspScrollable");
					aJ = au.maintainPosition && (H || X);
					if (aJ) {
						aG = ay();
						aF = aw()
					}
					aC();
					z();
					E();
					if (aJ) {
						K(aG);
						J(aF)
					}
					I();
					ad();
					if (au.enableKeyboardNavigation) {
						P()
					}
					if (au.clickOnTrack) {
						p()
					}
					B();
					if (au.hijackInternalLinks) {
						m()
					}
				}
				if (au.autoReinitialise && !aq) {
					aq = setInterval(function() {
						an(au)
					}, au.autoReinitialiseDelay)
				} else {
					if (!au.autoReinitialise && aq) {
						clearInterval(aq)
					}
				}
				C.trigger("jsp-initialised", [ aB || av ])
			}
			function aC() {
				if (av) {
					aj
							.append(b('<div class="jspVerticalBar" />')
									.append(
											b('<div class="jspCap jspCapTop" />'),
											b('<div class="jspTrack" />')
													.append(
															b(
																	'<div class="jspDrag" />')
																	.append(
																			b('<div class="jspDragTop" />'),
																			b('<div class="jspDragBottom" />'))),
											b('<div class="jspCap jspCapBottom" />')));
					R = aj.find(">.jspVerticalBar");
					al = R.find(">.jspTrack");
					ap = al.find(">.jspDrag");
					if (au.showArrows) {
						am = b('<a class="jspArrow jspArrowUp" />').bind(
								"mousedown.jsp", az(0, -1)).bind("click.jsp",
								ax);
						ac = b('<a class="jspArrow jspArrowDown" />').bind(
								"mousedown.jsp", az(0, 1))
								.bind("click.jsp", ax);
						if (au.arrowScrollOnHover) {
							am.bind("mouseover.jsp", az(0, -1, am));
							ac.bind("mouseover.jsp", az(0, 1, ac))
						}
						ai(al, au.verticalArrowPositions, am, ac)
					}
					t = v;
					aj
							.find(
									">.jspVerticalBar>.jspCap:visible,>.jspVerticalBar>.jspArrow")
							.each(function() {
								t -= b(this).outerHeight()
							});
					ap.hover(function() {
						ap.addClass("jspHover")
					}, function() {
						ap.removeClass("jspHover")
					}).bind(
							"mousedown.jsp",
							function(aF) {
								b("html").bind("dragstart.jsp selectstart.jsp",
										function() {
											return false
										});
								ap.addClass("jspActive");
								var s = aF.pageY - ap.position().top;
								b("html").bind("mousemove.jsp", function(aG) {
									S(aG.pageY - s, false)
								}).bind("mouseup.jsp mouseleave.jsp", ar);
								return false
							});
					o()
				}
			}
			function o() {
				al.height(t + "px");
				H = 0;
				U = au.verticalGutter + al.outerWidth();
				V.width(ah - U - g);
				if (R.position().left == 0) {
					V.css("margin-left", U + "px")
				}
			}
			function z() {
				if (aB) {
					aj
							.append(b('<div class="jspHorizontalBar" />')
									.append(
											b('<div class="jspCap jspCapLeft" />'),
											b('<div class="jspTrack" />')
													.append(
															b(
																	'<div class="jspDrag" />')
																	.append(
																			b('<div class="jspDragLeft" />'),
																			b('<div class="jspDragRight" />'))),
											b('<div class="jspCap jspCapRight" />')));
					ak = aj.find(">.jspHorizontalBar");
					F = ak.find(">.jspTrack");
					h = F.find(">.jspDrag");
					if (au.showArrows) {
						at = b('<a class="jspArrow jspArrowLeft" />').bind(
								"mousedown.jsp", az(-1, 0)).bind("click.jsp",
								ax);
						x = b('<a class="jspArrow jspArrowRight" />').bind(
								"mousedown.jsp", az(1, 0))
								.bind("click.jsp", ax);
						if (au.arrowScrollOnHover) {
							at.bind("mouseover.jsp", az(-1, 0, at));
							x.bind("mouseover.jsp", az(1, 0, x))
						}
						ai(F, au.horizontalArrowPositions, at, x)
					}
					h.hover(function() {
						h.addClass("jspHover")
					}, function() {
						h.removeClass("jspHover")
					}).bind(
							"mousedown.jsp",
							function(aF) {
								b("html").bind("dragstart.jsp selectstart.jsp",
										function() {
											return false
										});
								h.addClass("jspActive");
								var s = aF.pageX - h.position().left;
								b("html").bind("mousemove.jsp", function(aG) {
									T(aG.pageX - s, false)
								}).bind("mouseup.jsp mouseleave.jsp", ar);
								return false
							});
					l = aj.innerWidth();
					ae()
				} else {
				}
			}
			function ae() {
				aj
						.find(
								">.jspHorizontalBar>.jspCap:visible,>.jspHorizontalBar>.jspArrow")
						.each(function() {
							l -= b(this).outerWidth()
						});
				F.width(l + "px");
				X = 0
			}
			function E() {
				if (aB && av) {
					var aF = F.outerHeight(), s = al.outerWidth();
					t -= aF;
					b(ak).find(">.jspCap:visible,>.jspArrow").each(function() {
						l += b(this).outerWidth()
					});
					l -= s;
					v -= s;
					ah -= aF;
					F.parent().append(
							b('<div class="jspCorner" />').css("width",
									aF + "px"));
					o();
					ae()
				}
				if (aB) {
					V.width((aj.outerWidth() - g) + "px")
				}
				W = V.outerHeight();
				q = W / v;
				if (aB) {
					ao = 1 / y * l;
					if (ao > au.horizontalDragMaxWidth) {
						ao = au.horizontalDragMaxWidth
					} else {
						if (ao < au.horizontalDragMinWidth) {
							ao = au.horizontalDragMinWidth
						}
					}
					h.width(ao + "px");
					j = l - ao;
					ab(X)
				}
				if (av) {
					A = 1 / q * t;
					if (A > au.verticalDragMaxHeight) {
						A = au.verticalDragMaxHeight
					} else {
						if (A < au.verticalDragMinHeight) {
							A = au.verticalDragMinHeight
						}
					}
					ap.height(A + "px");
					i = t - A;
					aa(H)
				}
			}
			function ai(aG, aI, aF, s) {
				var aK = "before", aH = "after", aJ;
				if (aI == "os") {
					aI = /Mac/.test(navigator.platform) ? "after" : "split"
				}
				if (aI == aK) {
					aH = aI
				} else {
					if (aI == aH) {
						aK = aI;
						aJ = aF;
						aF = s;
						s = aJ
					}
				}
				aG[aK](aF)[aH](s)
			}
			function az(aF, s, aG) {
				return function() {
					G(aF, s, this, aG);
					this.blur();
					return false
				}
			}
			function G(aH, aF, aK, aJ) {
				aK = b(aK).addClass("jspActive");
				var aI, s = function() {
					if (aH != 0) {
						T(X + aH * au.arrowButtonSpeed, false)
					}
					if (aF != 0) {
						S(H + aF * au.arrowButtonSpeed, false)
					}
				}, aG = setInterval(s, au.arrowRepeatFreq);
				s();
				aI = aJ == c ? "mouseup.jsp" : "mouseout.jsp";
				aJ = aJ || b("html");
				aJ.bind(aI, function() {
					aK.removeClass("jspActive");
					clearInterval(aG);
					aJ.unbind(aI)
				})
			}
			function p() {
				w();
				if (av) {
					al.bind("mousedown.jsp", function(aH) {
						if (aH.originalTarget == c
								|| aH.originalTarget == aH.currentTarget) {
							var aG = b(this), s = setInterval(function() {
								var aI = aG.offset(), aJ = aH.pageY - aI.top;
								if (H + A < aJ) {
									S(H + au.trackClickSpeed)
								} else {
									if (aJ < H) {
										S(H - au.trackClickSpeed)
									} else {
										aF()
									}
								}
							}, au.trackClickRepeatFreq), aF = function() {
								s && clearInterval(s);
								s = null;
								b(document).unbind("mouseup.jsp", aF)
							};
							b(document).bind("mouseup.jsp", aF);
							return false
						}
					})
				}
				if (aB) {
					F.bind("mousedown.jsp", function(aH) {
						if (aH.originalTarget == c
								|| aH.originalTarget == aH.currentTarget) {
							var aG = b(this), s = setInterval(function() {
								var aI = aG.offset(), aJ = aH.pageX - aI.left;
								if (X + ao < aJ) {
									T(X + au.trackClickSpeed)
								} else {
									if (aJ < X) {
										T(X - au.trackClickSpeed)
									} else {
										aF()
									}
								}
							}, au.trackClickRepeatFreq), aF = function() {
								s && clearInterval(s);
								s = null;
								b(document).unbind("mouseup.jsp", aF)
							};
							b(document).bind("mouseup.jsp", aF);
							return false
						}
					})
				}
			}
			function w() {
				F && F.unbind("mousedown.jsp");
				al && al.unbind("mousedown.jsp")
			}
			function ar() {
				b("html")
						.unbind(
								"dragstart.jsp selectstart.jsp mousemove.jsp mouseup.jsp mouseleave.jsp");
				ap && ap.removeClass("jspActive");
				h && h.removeClass("jspActive")
			}
			function S(s, aF) {
				if (!av) {
					return
				}
				if (s < 0) {
					s = 0
				} else {
					if (s > i) {
						s = i
					}
				}
				if (aF == c) {
					aF = au.animateScroll
				}
				if (aF) {
					N.animate(ap, "top", s, aa)
				} else {
					ap.css("top", s);
					aa(s)
				}
			}
			function aa(aF) {
				if (aF == c) {
					aF = ap.position().top
				}
				aj.scrollTop(0);
				H = aF;
				var aI = H == 0, aG = H == i, aH = aF / i, s = -aH * (W - v);
				if (ag != aI || aD != aG) {
					ag = aI;
					aD = aG;
					C.trigger("jsp-arrow-change", [ ag, aD, M, k ])
				}
				u(aI, aG);
				V.css("top", s);
				C.trigger("jsp-scroll-y", [ -s, aI, aG ])
			}
			function T(aF, s) {
				if (!aB) {
					return
				}
				if (aF < 0) {
					aF = 0
				} else {
					if (aF > j) {
						aF = j
					}
				}
				if (s == c) {
					s = au.animateScroll
				}
				if (s) {
					N.animate(h, "left", aF, ab)
				} else {
					h.css("left", aF);
					ab(aF)
				}
			}
			function ab(aF) {
				if (aF == c) {
					aF = h.position().left
				}
				aj.scrollTop(0);
				X = aF;
				var aI = X == 0, aH = X == j, aG = aF / j, s = -aG * (Q - ah);
				if (M != aI || k != aH) {
					M = aI;
					k = aH;
					C.trigger("jsp-arrow-change", [ ag, aD, M, k ])
				}
				r(aI, aH);
				V.css("left", s);
				C.trigger("jsp-scroll-x", [ -s, aI, aH ])
			}
			function u(aF, s) {
				if (au.showArrows) {
					am[aF ? "addClass" : "removeClass"]("jspDisabled");
					ac[s ? "addClass" : "removeClass"]("jspDisabled")
				}
			}
			function r(aF, s) {
				if (au.showArrows) {
					at[aF ? "addClass" : "removeClass"]("jspDisabled");
					x[s ? "addClass" : "removeClass"]("jspDisabled")
				}
			}
			function J(s, aF) {
				var aG = s / (W - v);
				S(aG * i, aF)
			}
			function K(aF, s) {
				var aG = aF / (Q - ah);
				T(aG * j, s)
			}
			function Y(aR, aM, aG) {
				var aK, aH, aI, s = 0, aQ = 0, aF, aL, aO, aN, aP;
				try {
					aK = b(aR)
				} catch (aJ) {
					return
				}
				aH = aK.outerHeight();
				aI = aK.outerWidth();
				aj.scrollTop(0);
				aj.scrollLeft(0);
				while (!aK.is(".jspPane")) {
					s += aK.position().top;
					aQ += aK.position().left;
					aK = aK.offsetParent();
					if (/^body|html$/i.test(aK[0].nodeName)) {
						return
					}
				}
				aF = aw();
				aL = aF + v;
				if (s < aF || aM) {
					aN = s - au.verticalGutter
				} else {
					if (s + aH > aL) {
						aN = s - v + aH + au.verticalGutter
					}
				}
				if (aN) {
					J(aN, aG)
				}
				viewportLeft = ay();
				aO = viewportLeft + ah;
				if (aQ < viewportLeft || aM) {
					aP = aQ - au.horizontalGutter
				} else {
					if (aQ + aI > aO) {
						aP = aQ - ah + aI + au.horizontalGutter
					}
				}
				if (aP) {
					K(aP, aG)
				}
			}
			function ay() {
				return -V.position().left
			}
			function aw() {
				return -V.position().top
			}
			function ad() {
				aj.unbind(Z).bind(Z, function(aI, aJ, aH, aF) {
					var aG = X, s = H;
					T(X + aH * au.mouseWheelSpeed, false);
					S(H - aF * au.mouseWheelSpeed, false);
					return aG == X && s == H
				})
			}
			function n() {
				aj.unbind(Z)
			}
			function ax() {
				return false
			}
			function I() {
				V.unbind("focusin.jsp").bind("focusin.jsp", function(s) {
					if (s.target === V[0]) {
						return
					}
					Y(s.target, false)
				})
			}
			function D() {
				V.unbind("focusin.jsp")
			}
			function P() {
				var aF, s;
				C.attr("tabindex", 0).unbind("keydown.jsp").bind("keydown.jsp",
						function(aJ) {
							if (aJ.target !== C[0]) {
								return
							}
							var aH = X, aG = H, aI = aF ? 2 : 16;
							switch (aJ.keyCode) {
							case 40:
								S(H + aI, false);
								break;
							case 38:
								S(H - aI, false);
								break;
							case 34:
							case 32:
								J(aw() + Math.max(32, v) - 16);
								break;
							case 33:
								J(aw() - v + 16);
								break;
							case 35:
								J(W - v);
								break;
							case 36:
								J(0);
								break;
							case 39:
								T(X + aI, false);
								break;
							case 37:
								T(X - aI, false);
								break
							}
							if (!(aH == X && aG == H)) {
								aF = true;
								clearTimeout(s);
								s = setTimeout(function() {
									aF = false
								}, 260);
								return false
							}
						});
				if (au.hideFocus) {
					C.css("outline", "none");
					if ("hideFocus" in aj[0]) {
						C.attr("hideFocus", true)
					}
				} else {
					C.css("outline", "");
					if ("hideFocus" in aj[0]) {
						C.attr("hideFocus", false)
					}
				}
			}
			function O() {
				C.attr("tabindex", "-1").removeAttr("tabindex").unbind(
						"keydown.jsp")
			}
			function B() {
				if (location.hash && location.hash.length > 1) {
					var aG, aF;
					try {
						aG = b(location.hash)
					} catch (s) {
						return
					}
					if (aG.length && V.find(aG)) {
						if (aj.scrollTop() == 0) {
							aF = setInterval(function() {
								if (aj.scrollTop() > 0) {
									Y(location.hash, true);
									b(document).scrollTop(aj.position().top);
									clearInterval(aF)
								}
							}, 50)
						} else {
							Y(location.hash, true);
							b(document).scrollTop(aj.position().top)
						}
					}
				}
			}
			function af() {
				b("a.jspHijack").unbind("click.jsp-hijack").removeClass(
						"jspHijack")
			}
			function m() {
				af();
				b("a[href^=#]").addClass("jspHijack").bind(
						"click.jsp-hijack",
						function() {
							var s = this.href.split("#"), aF;
							if (s.length > 1) {
								aF = s[1];
								if (aF.length > 0
										&& V.find("#" + aF).length > 0) {
									Y("#" + aF, true);
									return false
								}
							}
						})
			}
			b.extend(N, {
				reinitialise : function(aF) {
					aF = b.extend( {}, aF, au);
					an(aF)
				},
				scrollToElement : function(aG, aF, s) {
					Y(aG, aF, s)
				},
				scrollTo : function(aG, s, aF) {
					K(aG, aF);
					J(s, aF)
				},
				scrollToX : function(aF, s) {
					K(aF, s)
				},
				scrollToY : function(s, aF) {
					J(s, aF)
				},
				scrollBy : function(aF, s, aG) {
					N.scrollByX(aF, aG);
					N.scrollByY(s, aG)
				},
				scrollByX : function(s, aG) {
					var aF = ay() + s, aH = aF / (Q - ah);
					T(aH * j, aG)
				},
				scrollByY : function(s, aG) {
					var aF = aw() + s, aH = aF / (W - v);
					S(aH * i, aG)
				},
				animate : function(aF, aI, s, aH) {
					var aG = {};
					aG[aI] = s;
					aF.animate(aG, {
						duration : au.animateDuration,
						ease : au.animateEase,
						queue : false,
						step : aH
					})
				},
				getContentPositionX : function() {
					return ay()
				},
				getContentPositionY : function() {
					return aw()
				},
				getIsScrollableH : function() {
					return aB
				},
				getIsScrollableV : function() {
					return av
				},
				getContentPane : function() {
					return V
				},
				scrollToBottom : function(s) {
					S(i, s)
				},
				hijackInternalLinks : function() {
					m()
				}
			})
		}
		f = b.extend( {}, b.fn.jScrollPane.defaults, f);
		var e;
		this.each(function() {
			var g = b(this), h = g.data("jsp");
			if (h) {
				h.reinitialise(f)
			} else {
				h = new d(g, f);
				g.data("jsp", h)
			}
			e = e ? e.add(g) : g
		});
		return e
	};
	b.fn.jScrollPane.defaults = {
		showArrows : false,
		maintainPosition : true,
		clickOnTrack : true,
		autoReinitialise : false,
		autoReinitialiseDelay : 500,
		verticalDragMinHeight : 0,
		verticalDragMaxHeight : 99999,
		horizontalDragMinWidth : 0,
		horizontalDragMaxWidth : 99999,
		animateScroll : false,
		animateDuration : 300,
		animateEase : "linear",
		hijackInternalLinks : false,
		verticalGutter : 4,
		horizontalGutter : 4,
		mouseWheelSpeed : 10,
		arrowButtonSpeed : 10,
		arrowRepeatFreq : 100,
		arrowScrollOnHover : false,
		trackClickSpeed : 30,
		trackClickRepeatFreq : 100,
		verticalArrowPositions : "split",
		horizontalArrowPositions : "split",
		enableKeyboardNavigation : true,
		hideFocus : false
	}
})(jQuery, this);