(function(){function bh(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function bg(a,b,c){a=a._tree,b=b._tree;var d=c/(b.number-a.number);a.change+=d,b.change-=d,b.shift+=c,b.prelim+=c,b.mod+=c}function bf(a){var b=0,c=0,d=a.children,e=d.length,f;while(--e>=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function be(a,b){function c(a,d){var e=a.children;if(e){var f,g=null,h=-1,i=e.length;while(++h0&&(a=d)}return a}function _(a){return a.children?a.children[a.children.length-1]:a._tree.thread}function $(a){return a.children?a.children[0]:a._tree.thread}function Z(a,b){return a.parent==b.parent?1:2}function Y(a){var b=a.children;return b?Y(b[b.length-1]):a}function X(a){var b=a.children;return b?X(b[0]):a}function W(a){return a.reduce(function(a,b){return a+b.x},0)/a.length}function V(a){return 1+d3.max(a,function(a){return a.y})}function U(a,b,c){var d=b.r+c.r,e=a.r+c.r,f=b.x-a.x,g=b.y-a.y,h=Math.sqrt(f*f+g*g),i=(e*e+h*h-d*d)/(2*e*h),j=Math.acos(i),k=i*e,l=Math.sin(j)*e;f/=h,g/=h,c.x=a.x+k*f+l*g,c.y=a.y+k*g-l*f}function T(a,b,c,d){var e=a.children;a.x=b+=d*a.x,a.y=c+=d*a.y,a.r*=d;if(e){var f=-1,g=e.length;while(++f1){h=a[1],h.x=h.r,h.y=0,l(h);if(f>2){i=a[2],U(g,h,i),l(i),M(g,i),g._pack_prev=i,M(i,h),h=g._pack_next;for(var m=3;m0?(N(g,j),h=j,m--):(N(j,h),g=j,m--)}}}var q=(b+c)/2,r=(d+e)/2,s=0;for(var m=0;m.001}function N(a,b){a._pack_next=b,b._pack_prev=a}function M(a,b){var c=a._pack_next;a._pack_next=b,b._pack_prev=a,b._pack_next=c,c._pack_prev=b}function L(a,b){return a.value-b.value}function J(a){return d3.merge(a.map(function(a){return(a.children||[]).map(function(b){return{source:a,target:b}})}))}function I(a,b){return b.value-a.value}function H(a){return a.value}function G(a){return a.children}function F(a,b){a.sort=d3.rebind(a,b.sort),a.children=d3.rebind(a,b.children),a.links=J,a.value=d3.rebind(a,b.value),a.nodes=function(b){K=!0;return(a.nodes=a)(b)};return a}function E(a){return[d3.min(a),d3.max(a)]}function D(a,b){var c=-1,d=+a[0],e=(a[1]-d)/b,f=[];while(++c<=b)f[c]=e*c+d;return f}function C(a,b){return D(a,Math.ceil(Math.log(b.length)/Math.LN2+1))}function B(a,b){return a+b[1]}function A(a){return a.reduce(B,0)}function z(a){var b=1,c=0,d=a[0][1],e,f=a.length;for(;bd&&(c=b,d=e);return c}function w(a,b,c){a.y0=b,a.y=c}function v(a){return a.y}function u(a){return a.x}function t(a){return 1}function s(a){return 20}function r(a){var b=0,c=0;a.count=0;if(!a.leaf){var d=a.nodes,e=d.length,f=-1,g;while(++fe&&(e=h),d.push(h)}for(g=0;g=i[0]&&o<=i[1]&&(k=g[d3.bisect(j,o,1,m)-1],k.y+=n,k.push(e[f]));return g}var a=!0,b=Number,c=E,d=C;e.value=function(a){if(!arguments.length)return b;b=a;return e},e.range=function(a){if(!arguments.length)return c;c=d3.functor(a);return e},e.bins=function(a){if(!arguments.length)return d;d=typeof a=="number"?function(b){return D(b,a)}:d3.functor(a);return e},e.frequency=function(b){if(!arguments.length)return a;a=!!b;return e};return e},d3.layout.hierarchy=function(){function g(a){var b=[];e(a,0,b);return b}function f(a,b){var d=a.children,e=0;if(d){var h=-1,i=d.length,j=b+1;while(++h0&&(bg(bh(g,a,d),a,m),i+=m,j+=m),k+=g._tree.mod,i+=e._tree.mod,l+=h._tree.mod,j+=f._tree.mod;g&&!_(f)&&(f._tree.thread=g,f._tree.mod+=k-j),e&&!$(h)&&(h._tree.thread=e,h._tree.mod+=i-l,d=a)}return d}function i(a,b){a.x=a._tree.prelim+b;var c=a.children;if(c){var d=-1,e=c.length;b+=a._tree.mod;while(++dd.dy)j=d.dy;while(++fd.dx)j=d.dx;while(++fe&&(e=d);c*=c,b*=b;return g||e?Math.max(b*e*f/c,c/(b*g*f)):Infinity}function i(a){if(!!a.children){var b={x:a.x,y:a.y,dx:a.dx,dy:a.dy},c=a.children.slice(),d,e=[];e.area=0;while(d=c.pop())e.push(d),e.area+=d.area,d.z!=null&&(k(e,d.z?b.dx:b.dy,b,!c.length),e.length=e.area=0);a.children.forEach(i)}}function h(a){if(!!a.children){var b={x:a.x,y:a.y,dx:a.dx,dy:a.dy},c=[],d=a.children.slice(),e,f=Infinity,g,i=Math.min(b.dx,b.dy),l;c.area=0;while((l=d.length)>0)c.push(e=d[l-1]),c.area+=e.area,(g=j(c,i))<=f?(d.pop(),f=g):(c.area-=c.pop().area,k(c,i,b,!1),i=Math.min(b.dx,b.dy),c.length=c.area=0,f=Infinity);c.length&&(k(c,i,b,!0),c.length=c.area=0),a.children.forEach(h)}}function g(a,b){var c=a.children,d=a.value;a.area=isNaN(d)||d<0?0:d*b;if(c){var e=-1,f=c.length;while(++e