ࡱ> n9ZVPD>FDPNG  IHDR,sBITO)PLTEff@@@ `@` 0`@@@@``````@```` ``` @@ @` ```@ ```@@@``` @@ @```@@`p /q7>tEXtSoftwaregnuplot version 3.7 patchlevel 2 on Linux 2.4.20-18.8Y jIDATx흍@c{lfFisv!ؒp?^ - a*3? Lf0̤ p oY-9g8 'U*0U}j pWS}pOS}" W EgCpbm!\}+X W $Ws>Ap<4A[?UpWaN WplWW Jpp{!!gimpiWo_Ks5ښ(RUWz1Y.2MHDr5 (QGԭdb%/fßmuQ0A4ɐ4)Ӏ X RPB![Sr,]X𕷲B@H O 1j`nH@f#H XøBmL"*T-ܥ۷0 _$K>lUk%oYPjiB(ZN}|=t}xBzPf>ZVg lw9jsG3^v&MRʿˈ*y)=cI7M0c,>L-p@'|L|/sb,s94 >vk'aPe}ijgl_Kf[{- śKm?^<WI@nR@*RttL' |/})'%O\LIG }&:閐v>QۼPlI݁鶐T\%edXl t2{ӫKom/z]&/D?RzNlA5RgOST2G,8]y+`e[j3s~-L{Ie(a0iCi=O.BL*c ԜnΥcHQyo]$^%/e]|ݣZs$L@M:򚷀W/TvH\n'zɌkwX_# 9 Mȣh^04=Ӽc=g``3V1uˋ~,`)v0iR9-a XK ]5 &0N ߙ]mĜJLy\:b0?}NBٰ %%#LHb哄wTG2qsw_gBγNay.xxOx9ywOWè& a*SA@ T0NT8S?3N) ;gsF; njpª4 ླྀAt`2RCDNFp*0 Lœ  WȄAA@ Tl.F[Fbyrkl| '˺Ҟ byI~ktd 'U!)`a6}ŧ7 ߳D= La*S(ѽAz&saTm' _b:zǙu^ La*Sq -'#`P<-D7?Az*N}0(SA@ T0SLLs0 La*SA@ T0 Pa*SȒ20Ad PMC"`P\ 1 7|ZO.Ipy!&_)C řR /ݏR#WjP“K!eR>1=yecF!b^\5C?\ D=ɀ\?5 I~z%n ǻO2 D|Ylo$J{/d@@>~H>^.o$e|R^d@@n\{d@@L܁^,7=/{ ܷI,޴UHu%Jp׮I˗ ([:OIA@/pw&d}q&$ܝ ^9nY&6+aiZ".8B0;!LB1Qe[q{^0뀱LH(' CqC&xU2Q@.H -_gnnÙ8Ϣ`Y.ó~ΊӳsR+P$08Zi~$oۆmC˹2Amrn*Cޛ ٯHF@{ {i{~I2\߽S_i9nUi!X-D۳_˹ୀ˴r\|iesmz\2LtӬ L_W5O <^\&מ A@;>el22Kz|Ⱦ#>NKZNPĝՅhuc99Xve_ww vQ1eDW!L6_eCq\ 8[>u}'cqe'xSqlXƕ/cN]arVCPקcC|0 La*Sa™A24`0pP$\}+0 W EgCpP$\}+0| 0NT0VA{N77x/ ? gA{o3!( FG>QϚf_wBZG>QO|2L$Qd#p&`}舀™ La*SA@uj .gd}{!a"3\H W`(>p"3\H W`(>p"3\H W`(>p"3\H W`(>p"3\H W`(>ϸx xa xa M c >|]%D%5Bv@۫b}*G.mw٪Ir{'2.ѧrl.mwIt#<<;.ѧ]mQƕ)}K>)(iVc?6}m J .W𢀧g,Ŵslv.T𒀧 ^\pYbL>Dzi&RL 90xA < (`9Mec[ae:|qxQ%G.^@ULw>O>\v]a(K OO>\folZsǓO,UE=2"Yq16"xwLWDS22&'nDd+ `4 !Xgg !Jd|MͽPi6LK]A[ 'rpÝG(99ZRɎڢvK[!yvCLJ?v ڱEB Ȓnw' {cr6vR?qk+{_#`5B@/&sދ<B)A߆!-`1"&ZB7Fvk'`Z|\%/Ĉ:<ڎ=akQTIS.e[qGTxI@wZ/ؒ-6P@DPqckR۫5ր.XwܛUxIENDB`nfЍ CF!PNG  IHDR35˾ pHYs888* IDATx[gއLެD@!=,.$jbA1Fщ̈́#(};@]9>ۧ~0w/b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b,#-ܟ Xj xNLhp`@C588׮CݝCWp(`PCAB3`(>;uU]تoϞ񯎪`׎TUZ6d+.Һ"]ܬ2Ҕ/tâڲajUSUOvTcmnֹ]kWh` X{`6bLH11Q ?z!uwu۳-a׶ ]9+@ZW)**kT̑DF%)f,2/%Kd̑Dmt(Sr|) hC2UYZ#͇ڪ74>>F!fˌ׻֣ho7N~mVqa));gb䴘Y_K/oR^nUS,Q9REGj:ؠ/6Z3W ;IĄlPr\fG?2gwvj:rZ̲FEnQJB Wj]y g\XR /ELϞ=Ǐ522##@%j>Ԩ+]]3fl,#fHz|r##W08~]vUCx;FZ\8ta}q>j*+TW]mUh]ZE*.(ЪL%)%!^)Jzd zf-!/ ɛ>pc-1irgQ~KgDn l1Ѳlm(@ܡ:q{~|Y==75\/'Ov_:ulR{>ז(ujBg0TU|K=|8XD,zns󆺻:uEߞ=3O:s58}TW]2UWlUeyP)Tqar23HIQfZJrv*dR{L)[LlSqbrw93.<6j*Jw>(,3fvxuFJծZ8.7@< G^>wlW~n:mBMmDE*ԇEkua _]U6*?7G9*U0SV()֯D_I~%&L /t۬FG!KTd8DL1}akN7ՙnU[6nг}^3|NRN>~\]{ 5a_YؘsN<*fkM˰YLyݦ,576joX ̛$ݽ[N9VjE|b">VTv 6>ڸAܩuUW;w::yk<.]lUwW;;٩WW׫۷nVUM\vF:15\W8gؾm1c8tܽsGg| + o_51J}[zz 1 RcƌPpfZpZ3tb'xFFy,[$<6.bZXHMQVzOSfZVegiM^ V`UB5UVQڪJ5|67jnl7NO?mm] T08GiddD##&&&4>>pt+]2GB `1cߞL~wKINj eeI!>f=>LN*v oN*KRKx JkAT8V?Lu%̰DVE"v2ee_vwXAB,&3=5b1""""}2e];eeYc;}TX k.T;Oqo}d^<\~fKWj/sssxD~K V0g1ljϱ E*3:-6`ffdX{ƹ23/RPwe nGHKLpX!*t+4 Rd2q( ^DdH0ݹ=TV#+3 Z ww31:Y [h0 50 Zܼ2ϱ E>==ٻ-3|‡e2~aVѠ0_x _q Ԇmת=+߄߱ E`tdaX2CymmXeFEˌ'3#(9VX9tIyI 2&"""s,3HEr|<:-ˌݻXf43?/funJKee/^`݂{E*3N82ϱ EXf ߗp,QY~y1{ݎC$_A a>99F*3JWcA,Ufo 2} 1n'68Η0?/fXaы~#+3򔈈ϱ E*3̢TAoo+N1?/foqx~BFjY[1;;""""c,3HCrFy9,3dfh)q2èXAbSSSعm+̢NVfFXf#re'E """s,3H8!Ñw PP"?7W:́z!q%&W"ߔx  1{?Ɓ}Zݹ2C!&ʆicAH'qZ-ˌ=ٻXf(p2+386%%.0ca9^DDDD~e)"a iyypL%SVf5jdef3R#8Nm,3| ;] 5t-&'9^DDDD~e)TaՋ,+ݹ0j5nhS13Rob6jʌYf8}56l O8^DDDD~e)\qe Xa̢ HKK/Vfj=ϟg^3EBCEDDDXf"ֆ 2lE .UflJNafߍXfjN/>1.c2}cA ;wd,3]P\pTVfEiw73R=B(;qekuuA077;g^+w""""Xf"pBo.CjC-]K7ߺ%{0fỖ*3B&\x92;oӧ'DDDD RYTf./烅 ʟLp~ۺܵҟHY|31##`t2?9f.Yg ߑ`)y J,3HV_cË|P!\XζE3|;jŃtvtxӃW[`{|ܗ/Σr>[ks2Cv ׯe&#.?筒|kbl AD" 0 :)IS>mNDDDz E+3=m&uKM&\ohe(r6U tT`]d6DG!3-Yرe ؏GPR\jZ4ݺ;MڊϞųg}093~f&Wo/^ŽLX" Z ,Y2V%twߛD #xN?IS,zfQQuj UUTЮ]͚  h@ل +bc1&qؾ%;n(8t1\8Upr-ZԄ.~C~Aϵh;%6ʌ₣~z_nK ")nj Zl^KeWfj2Xf<-4ca_w<ՠu1 ::-55DU tk X Z,KBLFBB[|㑹) i)Cqh>*+5toD׃Ntvc0>}ݎYann+TTx,3tkaE ~t)0h52UEmM oFDp|Xb77U/,B2?feI5 W"h@aE*M$ 4D*BL:-̢s+[B-fYd-4QaCZR23C{QR\ㅅ|uVw:z^x34A;^r b׹ӧeeE/"bF۽{>FGF9%٭6aЪcǪq#>(X zK9_![FDDD#̠eׯ_QzDer߹IkkpTeƙ X=,AF{"㑠y~+N ( fƘ[;n];bT̩r\í7t:8Zh.{?bkf5jW-#cU@c}vډ0߮2 ::2V%,(;q|2zf333첩Tf8hqr2õ(p-\Kr? BĕE/2٤U!FzZQr"v DU ¬D!*,qHKLDdH3[ zZ8^T:߿1z##a Ά Y[~pO_澠 %HI1,3h5cAZ6?,+rzzm?̰EFHOM(!"83B-fMn&C:Ѡ8^_ZX]J/=:  ψuል!ec<6''a[F:rvlG~nNqT,CoOOW /'GVflN57\X+ޞP* ר:1Xf_aAZ102?,+rzzQ2CP衃:Y̐6Cqqj <@{hmiƥ P]Us87#w%%"51q QCDpƒWEA<V/àո Ε PZHa7*zYZ̸طg{Ǩ"9>CC83v;z_D2$8 &A1D AFRXMVؙ<2V%,8Yrb2a0ϟ?#3-{fj|@ՙ32âf_*χIzكWxֆ7qu\JT,p`o>ŶtlHǦDįFܺhDk^foЬ]!0*Z9_ NWbSR.=Lzp˹z{Ca|k"k2%$һ,  VqVWIJ],(EREED =2IO9p͹ssԨzr΅  b;!A8>"+#]tD" ׳\^^$ШT:-YdBfzgdƏֱŅ|}z{x_+xٮ27:de# ˸46%!ܾ_6]qf͖AAHfI%'C`CN B+++6Jt6qVO0 yx33/'3nT  bOB2pLOM!1II @]d2Bq(uZfyAxѹgwU|lLX__mmu +++XYY2, CP\T#7; ~O@\LHf삱p> [&fϓxnG<}YNqFb8 >Fw$Eŕ+d+1dAACd)zXv2KɄ%hl ۜ '3AlD8FmΊP2*KHՄτOhzЀC>[&q|ӵɌIzllTow7nT\43[IˀS!$gss6C=3  b_A2p#q$:d Y[XDa_RfdKmM2<@Q(˥wv{{볥v_yn:Q?Z[[oqrN|/ e`9{yT =yO,1ﳣ8Hh56OޡJA^d`cOG&v$3\]&A2ù_"WRfHM,fxhPZfyn+(hc\}:_ ?}@V ^/ J /"Qvdu?tvCRn{bШUhoJAĞdx32P=$3\[et5q/W2S*e\Z_cweA)ȧwv2C'q;s۷Z. ͛H8|xCp,<'!!y8:ڜH-'3^vuX% bOB2p#Iz`v2Khn| FA =qr2òMwή̈+3fgf(*"CC$ƾYXXT—/hGQaƒajQ)E+w9˸ ƅb 8Vug2jdAACɌ,.. y  SHf!"$XSiwO$3:-8.ڕGHfڭ"1>Nrg`~lx%'ˠ,^2RSpӰ9;ܻs[4NRΎ'  d ]y]4UJ\RL^J6An(=U_&E2]q]')3''a$؞ڙL&<=mYy /Z,,/E[.^@Lx4jQh5jbQzbeyyWaH7nƩVO}4N ؓ ,MHf|"yT4 4_D?$yTVZ&x֓=w5v'9'37'XMz(yC@L&2E2C˨t4!8nBVF<6{a8]!^@zJ2śᑟ.0imuHf4$3 ؏ "'3˯X&?^`zj D4|2C}cswT$% ~xdWffgIʌȐzE`uZvY$3 PTP1Cf5kHR#2uhE=lwvX_/ـY ~c"sq+>MLr6%Vy  bC2ptvt<ɓ"9L'35$f 'S*$e3eyBH'#(*,U:Q݀TcddKKİjiqE2CDZ8w~HAa,n߂2$3)ӵ5W)4joSyA06F2c̴"XJJbƵk2Sfq kly1 NH_J|XX'mfK#/WNjR"&?}3  ,;7ʌׯ Nd۵+`9D;-3 ՛=K~ڍ4X"1aL IeQK3徍5!ܽUD4<,'0ܵhJ81(/dk$uv$3 د d1Oު ާe3]__쒤̈ ɌE2àaDs_&ϟ?#9!^ F`FF{q~QK3<-rXWyDB˨%o'aG^v667[VEa#  +$3Y ^6zXL++DM)-2rsrdzgL%:A`DcDO$y zQIYE{ ꑕC>.K 9䏲 }P8G2  } B?.G--`n2oKJDOy|%X_sh2jDcӄ8qS2F߼AMe⢣,ngVE`OJ_!Ldz  $3Y{wo\[=zVQZJ2s4 GLjdR"59IzomOؕՔv63G-4Xǎafzz_fff =ωEOW  b!AlqoHf|_ZZ=/Wە^x1/0CEʌk_vzeZ#`:SDZ0hxS]gSSf#-[o~AAl7$3Y`ei H n$31mm9),3 "2$ÃLΝ/^ zɌDY111?O +*ed %)Q' zdIs}Y9+(='Lkk2  >$3Y`eyE2CVszX\_v!sD,3Ef5GX##0/HK9&+3%eTlA>VVV({' '3g<ۚغ0|Q$3((ҥ؎CQ+6^; B C̤8\}A Z{ƽ콖&((.F۷UӣxǢYsՄ/Q^Z) 7B!PfxP456ry =ȌvfޱB`l}†Th-JqVRՒ2c``(),<8FGEV$h@Ōɨ@x}ykѮeǵi[,E>e^D1^\} oa'%*LMŗ>Y z :uҧH 3&'3I7) 6޾Se"+pEUƅB!2xEZ)ɶEDԴ 3_V\{{{*+hٹ^$l; |5-3B&\|y2##%2aƮlYGɣ̃/qUƅB!2xۂ, ]!\=h|jk1:278۷#fQ@Vz\g)39 &hN[[IfT_s$x݅$3 ssalNKϪ>%3gdݯ~B!+>NMq/蔮?N'&''m+^|[PYQ¼\DxƵk18079OQfl088H8;rA+;If\نi=p o>Y(`}1~X:RK!0{|u8(3\pܢ B ^%3 i`Wjknđ#(ED#fCxVbPϤ*&0>@̰E''|F$۞l4$PE܏Ь\!6wjj<pu)+.V,~#Vj>z([؜48=(/-p B ^Ǩ[S@͢x:ʊݳ) ,Z"̢I, E~-N'J X5w6ȳ[- /qWOLfX"V⭗.(),d'%'On (^W%۝$IՓs՟1\LfՄ 1O\9F+!BȿeʁWwWba'3o Z Z LvP̐bIB{vl͢(b(-SfxtU+,3Pf,_2C>eƹ32$谿 ]0W֟Sxy1;57n*&BQ*qӍW u:=\d$#lKJ,ʌʓe7E`iqe9ymm%+ɉ ,- ([{?sXq* EQZTZ̰EY̪B!u@IVLNLp`xZ=T:NOuk N !0@ 2crtIٮ&7/{?sQd=ѽ3#_;3(3!V(3~<_/_6Ƶj`툏]Ղ0ٽ0j50Y*l4jè vYfT_ VxR WUQfx'atX玀˗d2#d uϞ1~[>eFC]yrgGvz\PfB!DPfWd,f>S©ݻI$\bBE 6TӨB .`Ġ@YHذ[&"\&4*3<|pAЮ\ cjES EM칵ёkGp8|ʌ.* 10ϟ3~zUM!J2eCb̢-[0<<\HGBQ% SSS Q]S'(?iHذ6zMU3E9u]QiWIո #f '-LMXT̘>6_K_>}4{e;t%xAU~xx3 :FG%3ݩQWzMn^Fg..?̰Y-uO=b"#ewfTV=)3!(3dϝ2l@lt4b"#lEN 1(FR (@ `!XfgA(˅n9ٟK_2R)3|_155XixHIؘEׯaPgϜ3mXZ&3\i0003;g xGq g.+3z(o;sTe_UyƝ NMqhmiQUL!.(3ed IDAT8Y\u4A`ыάL\Ujnztv~ؘcb۷o }#*`A>&&&0Sf 476!nM쨔Y#+O2c rqdF_o/2S^DDH0U32B!j2c Ɍd]|JYu-;9f_X zج%%"o^:qEC=:1?q/ PU+qdN_e 3:ج: 33(3~b. y-Jf[C@A!C Kf]u-bP Z ="BnÆ1؞\z_DWg'btdߏ( O͓Ь\.=Y/_'/0b#o^3j#bFKnqB^32B!j2c0 H$lXm[wNCk{brrΩ)EiI- yϝ!Յ- sd/^n(ءCz/^CGD+ʌ}|cyi)+Woɉ /(3=yJQZTnMA!5A &3ݍW]u->}(+#.67Yy `' ;oLtؕ 0ǬX̐^҅ 6PUYI11(;`slB!2c@Z.A۵+:)Ɍ۷n`۶nU,Z)*k \*/Wk"/q92cڷؑa#B e2(3uZܼ~md| d2nmdvfeQf,I˺b/q*9 w8uJ2ce!B e2(3{ߣ i =s¼̸so#32c]۲d7NM|.^уg4zeŪ{w Ύ+e!Be2e'3B&~k=å͍ظn-LyPwq2hdggk+کݭTحf(GOw 4) "A JDAOS2)?8<Ѝ<|WR]ݿC~K7 +f"l A1B!B1bP2Rx8bᝉqp>BO%c@[bd@C}]a[K vQ2RDci&^!2|;3E8%Qb!Bb=f\OIa {Z->Axg;3A~~h'pZ $6֜="z!sP[ ?[Hs vl\,B?3ߏ>3!"H3x1kPQwq.|M~ě7qƌ86y)Ycơ(bHv̰JF}',P[] ݈7 B! {8sT2bY2e[dV_bYcF^O1cD0V##È9錻d&bΘ!sg3B&5O2(_\tk"Tz_.˱v3/f#o֣E)f=~sŌDbFia!<]]`?eˉ1b5sŌ<!Bb,՘a @)fL-Fqd/Ua"DyE7 ~>B\Xf-r?&CTynjiw9cf]sŌ(_~n{[LmsTȡ{Z/\0v8y4^0Y3!"X3x`I ;[߽ _R̰xO/Mx]֌x^Es9nN zu Bܙ!6kT;wR̘g݅z3Q!GÇfŌֲBlcxp> B! s!ތGL3b 09z $/nEQ;nx GkB^ j5k9ڹPcFwfy hS߯wC&c]>ZciH7oy99fŌ֖lf 5 f 5:SxA!|𧘱P۠멑xP4g(?'~l!t&^p!Ԙ1229cz3rЦ_>)f6~8k(.,Am b%5bD f[k\HlV#BY(fcFs yimG1c6謸8T놊دP <VȞB׬^ȉb0Ν:Z9*pQZ\lV0ƌe9ᨐQ!DZēǕx;kGh+flkG{,~7߰q{~Z j1B.<> ő޿BՔGE֍mΩݰp9c|z^fЩW /s^BsF:oTaCNlT°dxߏa{dV{Sgβ.5fPc=uR[a}6T?/ TU b. (fB!D(ft}P85D%cīEX1A. r Š2^Č`tt#Co\9p=ǬQKlGx \jsX>w[5kSNj|ΏG~'hGXfGGb'+b+f($bl 2{733j-˱\3XCHdP8N9VmK%hP bbٰ@?478B!D(ftvtb_d$1kEU匘1|aiiɬ1[6:tWg9-OΨPKo~Bax_BЌsW G ;240F Nf!{ggtsNC鯬O3JL?EH&ٓ*$%$X\"bL dpX@b856aj8)XC&\6y"B̌tA1?B! 3x@H1Yc{=|s#?4shzZ5k_oz 0шvXΝcՅ}|-qc'lPx's5U{;jQQ^̌t$]Gbc OW1~A}A_bmdžB!@1jHNJh̨|dq 69cB/X5vb*xoDQ[3j|SE?{wuz'pd*NfL6ll^d+[6UJme_v7#}ܗrx"*x8xFqF@EPCmタ&@w0MwOQS53_WJ_k= ٘42Sl!V1CɎ_q-L8顭MMܫa]J 7f46X{L^L?w!B8=fbևS'r]6f<>3|?^3I|y?6ZvW4u8`\b=s Li)';ffq7Ya1c6LplٸzZB!#H̰cppghjhwxL|.pޘQxUK7nv/ƨw){mYU^IⷶcF1w4'ڌY7aҶ[uZ 5烻{{xBҒh',"9)ij~E"*$R^GMf1B!̓alf,_HFz֥#k+eN'¹s|zEF#nny9 464a GgG'k8] KC(.,|ɲ3XŌq}?YUdu|nj+!ߢ"0MmWP~*<uyp~{[7n2.XbG9Of~+.ZkrTz󠲒SXFthZ被:-zJB!CḬ=٨KBjJ2[26?g{wc\pK/R^Z{T?u))N3} >jQPd4ehx`ɕsO8ٶ)/3s9{|Pz:Xb$f3,ۦ& '8zk CRĠy`y^B!p46  p72WƠQWЩ o4^h*F@ _""x>1aY=Či6{ԜIUxp`+`od^qݘ1k?o،z}{H󺘱ggEڧO9w4W$"$?Z7zׁL3B!#Ḭad$ƅgƌ\k ;XB瑘1F~/(1ƨw'Č~?㯏ɶZ!|b8~W奥DOfסdúT'u1cw؀J.^8OՄ~4q _Wȿ|I^B!p6Xc/ 1㫒1FcV6E)֘a9Ξ:E^7˘++iqjkrMccЫU3Čx1⚭i&s#raúTb 9Itv]*T=׀B!FbO],40FFrg1m IDATktPRV@VaШFǛ^ 1V1CV\6f4\n;f=M]~@>cgbE7JTXF 2P| V3)/':,t\\{eFoOu9UDA50l{JV4fT=~$!B8 ;jkjl^qS)ʕ˗S87%#=ԵM^E,ML 6bPh`:->TPx|j1CRW5|ժ9vqQMצ@1tn5]U5e!_[kbͪfܧTܹ3| 1#@#i"׬!40`sdse*!_ER灟ևdmLjJ3B1$f@Lx~*̤ˋ@?/yȽ nQl,$O9?}{v4V-[҄⢢ πc.1ᴶHڼqou5.3\(g#?&f1]3rv{_GTlQr c/f vzk>YxybPXݻ O3fB!)3x|' JIFz]7U &S=]454PWS]^ƭқ\ɧ"-[3f*f9<==w&zγmY'T8ŌċW$jDs`oEF>r!B 1VV-[j5XԫU^i11`cƹ3#f˳3r8#ߞuWfdoBR[bV i"^hq}*@ݻ_)fX*h5Ş;(qF>{,?%f!YH̰4[1j$,yS[ܦ;f 9{|cȱ+8c\\r &}'6n,Jc o|,[S|n1wdO›A,_sRz/_o#`L|NDlZǏk@!#1nfdX  "ilhpd1caT$5OL)fL&vn?>ޗ,'o[M3>+@c Q?&F{ pcG9y's:}"Od׎ܶۧfdobc:&"5y)+HMu[S|~%VU*P ϗ+p^nۃd ?~!BKbܿ%=5OzyU),cJ1[!6"af3f\ 14`fȅcF۟իWtAgG]v pϭcgm:VHC\/.Ksy*͖lB!p.3 Ȏ}rA9j[jxEjJxto/V.[:0 nj[3mƌ0jV;d%ffxGŠۥ-k1ӿ. ]GCڕ+9swy2-%fdfl3⢣hׁB!Fbߧϡ򴹀Z٭R𲭕VW &&5zFERLB!H̘@I5|nh/1c>Щx{̆u=FQ:dr1𪗻Y^#1!oQ;]J̘ic민x ajzY}=\@oOpbAfqB}E!#1cw b?dpp-o0y̰u?zغyrsS^YY3γaߡ,w4-%f84U`h*z+{r\ŭS(;ˋ4\EL}O7Qu$`0? 2{w[l︾7<>JK9nEq bN$mFgz!bv1 ʊ30007VV.[jXnFMtX(IKy3+.ƌL1<>Ub ׉[yt3#gηh<?_e?Cp d$t1vGx&~Yq~dC?}8<&Ǡy>aMr~?=ٳr qO0%Rr*$=߷{ !7InMr8c:ʔ?&SΕчykdΞ)MxȐᕘWr71#9O\SJ8W䒝Ъ! <.qYq~R#obH}'{Oszٳ]Kήgή~?C(4Q\>+-%TYEmztT;:kU/K\%dc2bX۳u3'W!8o!/xiʅMcS[]^e޽^8T !Fp4 @ ]cFj14RJqTGAng[<Cڗluԟ:^֦5%ZkiJOs5n1c o:{1,cK{ۘ>q_}WB!(8| `بHfN]Dx{[}Q ֖f8~/lٰYiĨ"PK.1ÐY3h@s*13c Pm~ok?Lnmޛ opfK.kx8܋aqncF 貲B!GIeѳبHO#G$f s<n)-)ӏ?1C1ӏ=Vb=ceϢK|:ܹMs_<:l-3!;O2fhJ!%1ccǘ3%fLC$fSjd}[ƌ~ۇ-fȝz[ʏΌǐ6a$Iϵ* sg3["n3~&1C je{1E!1C!>Ab Μ!%!UD(b"UlwČ4Ξyj)?jί̊AM&E)&vČ5U_Ð~e7s;b=/fl!bFlT$ST* PB!P(*,$5)1C$f(@{1CWSTdwAky䘽#^FX Gśc^pČ=;w b؅gB!GI@UEs_M#:,P֮Z)1C+N2fT|@1l{KЩx/嘽5w4Q_ƏpR2Kb ۷l!M̈6gB!GI@Sc# 23 q,YPb_9e[]x{{[owƌ1\#:(v|@9='_:'q+yMb/L&VX !BxČAxkD;Eh|L9SEl7^buИQ]}A57?ѩ)>63}3~tK̘NZr\ !£$f ڕ+10澚F}]) @4e[T;[;njB/jTO&f,WF]J+-ua̟Nug#B!1cXmH 5W$Na^ۘQ1sGbUbƽڄ. WtV{1)}X 1lŌysZY)ǕB!KN6jKͱ6wpE\ؗHl@Ɇm6Nߒy=ŸpnG &wݷ֬S,BČ!:zm̈TqÃr0kl vPؤL o.wb3t^=}-yVلlbo{%ml ^w[wG{/fXZ}c}3KKw =5v^KE=-GiEMfm6k3uT|s@|Ih)Z E3+N/qjߑ=r3OnɛrҟĐ1:<6aO#kMfCF;9GM+w t\]$9>ePUH0o^%1C!'1c ܞEOb{$NaLMl6f/5eV똱tՕܾ^z^sW+6]mگ\뤫<5%t֖Y[JҐ> iCw|0y\>ANɆJ68_ѧŐ4Y#t kck^Vs7uNY[Bs4i4\9iL.8KfS9wlAEɆή|Cނgn49!gwoH6ٳ';d=Ǡ B>y\:mChE%r4߉>9}Xq1Y3("f`aB!ov+z!֋'it49DS4!jE'b*+2)6-*ލlkK~IIqMMx)>9Е:@7AhFQUWNvc1 ;v:?1[ܸ q4]ft'4c^}7Jƌ /g.f!B$f @}]i)j&9ȅO;c j6qix ~f<1WQ @1C0g~w5:ZZ,9#72'nϊ|ƠW;_:ьwb rڟ.9̧ip«YS^N08ooN%գT~Χ-/-!B"1c,f3҈3T!Zv9S\]9E^3}r U\WB1%hFS=H?7EOs3M\.;ˣnw؏i[&fŠycnO0mӺQ{Nf!B$f j%sl1cŒŴɜʕCn3V;7% sW 'GV\ܯ^.\GЫ>'zmhG%F? #p0hٳ''f;/?Sbt` ޹GGY \.u^vUk]Vt[ӭgvUA@ L E@D@E!\%( rP$3I1$I& | }yI8pyyÞ]4fAA"3zbͪUtaƳpKn s;ݾbJQJ:̸Rէ2Ԫ{7 C[rGS yz~z0̺J#w:$]$2cRhʰ IDATp3͕ɜK~eFeOu֯UO W{+g)#2|+Y ƚC2_~frjSL7cKG=)TXvtQnJ&uKΥ|1]f,<tt4t4l֤xzcZϸvDz¼O5@GK#[C-#1Gr%WnNUƇIm~rEcqFt1st4^:;W?:oeJ?[9fʊWfD !cɣ4ik{7`꤉"3AA "3zw2w]7d.<$dج2U-3RwIw3Wdƙk^f֖?O1#̺*.m4ڭ4h*ˣ~"ե7VwXM{S-v:;]t\}]kc:32v a~dLQi)?7@o$N[bnkɗ~FGeM'oپM!߇ǏTAA}I~esðZd23l]Gf\h1Z EJ|da(/ʇo'U}uL+3L[d\{{Ŋ qC|N오ZfM~~KrRpɰ4fAA"3zw2g6PeSB0z?'Sz2ý$їUN񷾯42_ EW1EyJnm'ͥ١~[u2(l1S3ɵu[蟑"jӯ۶GfL 6r&9,c-  9kkim&c?3Cjs:nn@8:].+@c%?5 Dlm"oӳILRzC-=Z3{VRq_<~-3:jyi_Y vY}kʌOTAȌ^Px&1a(Q>?uØ2Þ4ig&&GM1cI~MdMtQMft]{/)]&ƞ}^_N8{^[eBƍ! %Uts2͎ĭ< V}ZƂuC~eFGoQaP?a$HUi=V$ƈ$li]FmQk\xqRoK2\SCR͞åTf˖iQr`9abG`9btwp. )a(e_Sq$默 3~۷e_^mܛIG]s(/'a\& ;,yf͵[A[͍2#<$Y(Η˄NGeYN_avŏ`2 ՞:;< o0R 0(0O ਲo0ERȌ 迉/@їIu?X\Of͚UCKnAAn}DfvݾM1B؋ eB# Zo=d4qEw} P1sYʮt>Eq^1j0KQuVwq naÖgM+3V>EGPrRqӔ2_~E{.TVT0~ AA4Ȍ^❬>x|&tSB 0< r72öA]&^n_2YwblG !wӳ@AUf|0OeF[CyG>Yjwpv$$Sbg+3^YBd   2x'k|WfKnNLt3Ag TʌE胶u҉}ʌkTJ>{ˍ-&nEdB'Ԕ^!22^)ekcg\⵫VS~xe;۷AADf%FE#3&M͍ik2aUZ.S{B fϮw5y( ­Ȍ+3f)3ZL]Nm-5TRsGq(̥?ƶAR܍)r)`Q1bp$c t'$_#H{r7NCkgkbe11N*3Ť/~stox1ZwFh(JǶd%c"&}II藺'Č,v$8'H̴I;rDAGd PS]%K%&t"W[GrTKsyO}DnmCՕaה jb9spR܉u'.]MC ;@U槤ݧOMGXbwŋqw8ӡҔz̨#u=#6.j.R%hir:xɡ! 1}r8_?v p#2/K-_2pTP9>_MXS[V <%8'.Kwۣ10E 3Ud"OtqU*`u!jˌNwwUU1g]V>U۾*”Zq`" `Uy $!psoqnB=7&ܛr{Ne،7𱔝UD\+dnC?.yeQ kG̸}$OJLE}?eapCq/n@ ;FfTE}]/j4Ńadm-KoB!rumG=D-kkxaTS:djO?c)F͔2Cnv*ǒs39;/)wNŐB͙2~A5&'O|ܯdƃ2aTM+ijVQsf;کS(|/fɌAgGؕ$VO&uZYpT ʌO+@ !3@gg'{Mdƒ\uwwKRqrC;0I~9z%HBM$D$W&k!ޒ԰YAbxIG5MR~r;QF.KdTd$q-vy|Ї%+tԕݳ /3fh,'eͿK'ldhF貘)`ݘ`PM$coho|g͔F ]Bιsl@ GȌA#3y 2#l*+*faakwe30DN@14aL>bP ;H]'w< ԽՌ;)eY0ՕJW`niReh.IjG\/q߯&k۟_vë/FAϨrl=9OU^P&y5 kJ?c֯'\nЧ]1ݣj;?̘52(?u 3<1*e {*"spEv $3a䋤@ sv Y<)I}18ߦݝ4'S1&[+ 4CG5I~N2<@Qph9'wPrt-5!;CwȮ?EO#!i|'ߑ*CxWƢ 0X:Ge!9#Ɠ7q%=f8_f6Ȋ}-ޑ]smOq>s2(߻_qE[ #d ):i)ɮP/Rp0'oC>CԤ~׿2"0=1DM@A\ Ҟ^åR<ʆn{M5IR\fXiDm>AG<0DNV`qD7u#_n_"~ >id^Gچ{G'홻iqgFA(Af+;Y~}wt#S279|IYm:geFX(rsn@ @ !608Ϗ _ϙ$BOSR$`OR{l:[ '>4O%+1~47VTBřWKB0DMPj30q#̨ٟN|-#Ɠk6ݝQu`laiʹ>|\fl~ߑC~ g?XNwWb`2}qj<?U4uk@ JFȌAǒȌA|xK/:;(x'C%Q%%OևUtl ?K{\^8@m*J$~u¥s?s(4taԞLy2k _jb{(N/(n^2Ζ]Ej; QH{gYcXǤd F>Y7iwKs3/n|9 ?_bFi@$i)D,^DHLf:xe7ez_:2u?!{lʾJKi]vz?qPp,:W=U6d}^Dݕ]SjX}7'4^ԹD 3w 3&' Ui.2mEr[7mt,3;:v@ ˖2Ff[@f4qa2C385i)20Ɍe@  ?Z2c{lˌ/F$ҟ|p!y᰿u%e!bODk+޿8sdƗ[/3zۍ.l,q}ƨp̵ @ { #Q|lFWoIhI$! y_;rXwB}㡞Lۨ>xTf*|&c5X5@ NBȌAp k4w.ϗuO=EWW.Lu={,Q!r<;gais/dlAI~[er9ώtPxH.tSe@bQEm>Bhž ;Q53 Pfo)6ߣ&y\^Z0&ixeʪnLg @ 1HeUL̈gPEv,3^}N*$IGy@dƆ~%@TPf&B,6-od 3k.^ *۹dT{ڪ h.)ɌUcn:2m2SvlԌ{ϳVZjrΆ ?{/-e!pU1ʌ6 !i1HZٶy3v|Yl.hL{0=m7틹ŝJI)gl2_` X`[: >rA\ܿH2. )J=}}[Q ח?Qt7ۼGj/ Uze&XtwuSxh2#r<EE+bʌ-/PfV/er Ze ' +KKYL"~牒6 3겎6W$C篌貘9lk,mީ9fҩJ)II, OH` w$+ @ pG?8.BXewM օc+Rf0&u|`QOڟ;H7tW)Ff$MֲLٗh8':h)ȌiGR6hbHчGtM>sm,}-( .p(3#d@ !dcdFΞuŝ&]Id9ЅzPqv7WC>{zmBƯ7DŽv~%+ekTM"shVhyTyzGxy!]WI9^(Ef4G |;r7N22 =5E ʌ2C 2c9u!6 A,?Ϗ%_ʌwˌ%Ts;K jObn:2`o'&&3du6o}jƕwl).S yo8UfH]^fXҰe7Z7P~z2La-pRi)??2E9i2H{G;ʓֺRXߏ̸K[ Gy"lˑa-#WyH*[A5Us5;(sG,$[V޶>z H],3$PPvAPBA*BfL&YHH IȾ'237|3H"If=O9w伿y3tgfzV @ CB)K.PȌd릍^sѥeF-gsyWaXt")teFEJ B &rQce@GH}=TcS[Č1i=`F hFց|J؂~UNpu~LC(O 1^X@ 2[Ì8gfLĺ5immj%w3H*D{n P߫] t;g:3C^DuAp,5EdlÐɌ< .1yiحñ|?$.t4|>3 4h̗h8@uʇTQx;8D0xV/F| KU>MU5G!3t3{.a>*8v. MښT{ mq~B&=ϞEQQG] !3A8Oɛ>e2/.Rl~c,3 @Ɛv" ^7K[1ׇF\t픞ؤ,%3Lo"iTJme]~&)r,E`ŭPsj0LGs9 Wqtj\,ce>]>82c葟 INCz#ד?3{Pa,4$ZUHޥ8 gnKQ3 יCE@0t6ϻwRf,TXfI@>q:u^7KwsQkz_m<T h-3cdFlm0Qz8'kcX- 5.hȣ>WG~/EĐ_~kІtgRH*GE`wKGh]W$ Hwy+OVSe:L$:*r^_By FK޹-3ZZZضi#3z3} 4xqJ@ !3AfÇyvۮM^sb4n`h%y]e'ZPͻRfhCG/tk/*3OVc*:a=Cfl 9Qr,^QU F>_nyd6(WkyU#~KIHZ~'ڰ$A6J]0.;DHH+=>c`Rd|%l$ |A$-PM=4cv{j I[;YfhAhQW[˫V)v͞B% ?-{2tm?՗^ V標KfzjXv0ecCqF:ZQQ%oUs#IOΛY;47154A#h^cVWLM{Gֿg$F-_?7..:Q3ϑ!#q}#jRd*qmH^;#2m`?&9wp1Ii>â~tJΦ_q z֭^RfX-d@ !EȌ~е>՗̝3[!31/6yMguc<vG~}mOEQȌmCG9 cnGR eqzh#qM:/=H[m=}9XV[Lc7OIZqE . ."'"Ơ ^$hIZv^gqBG_s˭~6 ߋ%o{MߒO܌wRX%P+'827$X {۟h*0X,5pMg}saՔ}Gˌ^]V @  +=˜Ӝ6zS?;r6yͅczg2ܑ^7KAK?S }\%-@Kiik&z,3_cdBE8Jf8Š7=rs?Tߎk-0,M4RiG?>2I'׹P˅/#Etw$I#wь#if"W9!ǒBtN°Z"b-IycnE >$A> Q?k4AEF:#sӣi94ށXզ$F(KO\tUy@uU/Ʈ`VTg2u47 L=@ ރ '+ӭx/ɛH)2)0HxއlN~/m.33tcH%Ɍ+E>4bZ~BH r~*9 °o^3')>7'wtdtՑC@eݥ+NոG=&Qp8 _mx_RFgK 'uHTEyY"k룴V#uY' }7#e\-qisH#HGkQp4r5Aj 0.Ƽo<(>MDܬOc,;~@ !3 @mM =-iԓٵΎ6 o˾ىaa&IL[h>}q?ŧ-3WN>8~4L+TTAʪ_([|I~ {6k;ͅFkY[ihF0Gq .9@Nq-dn|Cpb#Yh*LR]DgK-^U#%[Mդ_u0 .nvX,|}}0-,·_&;%q dl=ﯤ1Ow |IA3sz}.JRG7o2C "dF?h1Q*dƴIO}&ڼh' oaXẍ>Zz|v/6+qD1ME-5do+JXPɌSH77 }5 [{WLky%'c$-)2HOs݋"}EzVFFb:kqW12@Ɔ?+ "ƐX* ܎_1Gk'F/\ȅ[;W~CҲ[/6lTwFL_HGb~Dy.z(|?s}wgun%,T6 !`H2fb/TȌS&kiwO^C.[ȱ5Ws^4KFgTNAǸV겾̰Z9 E[RSze)|?Iի&]?u36Re<@l> FR >%奟O;Mllzgtx*w1,veF#S=4ϸqa\D3uƸ#ц^x.Ml)>Y['gߍ<2c3{3ӧ;eه@ Bfš^TȌSf唗yF^tYR}#UIVf#9.dFo6㳋 s=;W IOҲi:qz:̗Ufdm{T"ISǽc Ԟ:FhR^]tcb304H t*?#І{wKFΛȌf|G]k;yKwQUyO$(=}eZn{3.t9cۀ, AeKjD@ "(:{=*d!{Tڿǫ zU)Jj {ϻ{;$3j|,3@ #P}BA7jmn x!(,*Mw<ί M l!7l(K6|Q}ɅW\ܶe^ <62$h2G76쎫a@l4KCyt!=$Fp*ȌkCf'%VWVT ql2 Sp0 3?fVB_4f=5Fͩ(|d<? K  $9AiVv4׎pt^4 ݱ8k2+3R ]β+cz] ?F]?ڪUo"gCmB82Qn]xTd@Eh~QG`2 +38-@ ?Df F;|ء/YY{^q$:yF! eNfoĀD-KQv2CSJ$vd!=l2@y|1wE8YG+uduQ2*EN꿂EJRbSFEɮh} E0j1qTf#Qud؟/4]RVfP({ l?fmNCy|ȌR~UKQsvPp22ŋDf@)Dfu͹s0q>ޞB02GfPPȷ> mG].LfR&"sqJw)3g%aHfPޓu[ T/ 0QrW?AUČueU-Jv Y$pK.;ȅ!a_&f_աH7;^Xf&%se]=J$'. آQly6g$( ׶̰/yspdF|#0.!2M$bΌ ';yF?f%ȑ@ Vq!͹̸ץh,žm ?^fȌ|jJ ۘ&uh/F%<] 6'## W[Aì-/+P\ʌ/zMf,P4^'U7 N Tf$x.誠anVq o;\|ɩ̐@  7hiC1oLP~;Xu]W>k{ ]W?Lhdɶ{I,dX]'{;H8єo~'gL– ui`u5ǐoha4 ׫0$qlȼK :ˮAh+0|NΏe]AC824& Q槹` U7lBekP˿5]Pf̛9~@  P*`/ ͒imh5o}0 ~9]jh5[60;?PG2#3Q jήw2C׉3Al~ĂĢII M #fWV؝[gHh~rR䓿> mWP /+3P] n4KyJwbY7~7%&eF[qnR`q d5H3r߶@ ½u5x{~Cq櫓%34grJ%tϫ1s ]-?PfPIyJ[&rW=l?>(7;\pf2H~ o0ў>| 0Doh^ 7 1-GSYNh koUmLhęĂysպTo @ mϙBĀ4UR}v22TrJvM22C̈CQku#3sOqs!&)P9Ro?QuYy4?M:9v6CN7 y- =mv"hAgЯ=rn.lɡ[4Ʉsp*3HMào pp>,7Fd@  f"ȌĹs[GwYv NP%VQpf!q+3R&ZޑA.e 2FTT7y_}<0Y+~7ada)ʎI(K/U?G*)={\ Oqd#|Ku|&3˹QVBɨGNBeFjgUfڿߡ&-%2@ !2@R!mj΀oؾy3z=K";Mq1yZ6+3x8`hϠLI Bik#~ݏØt$3$qhO`Рi0@߭1{kڔyzrW=*9-:vZwDt\ TZO\f עhv0H20 IDATm{v{,^8HE_W6uloc`eFg joO ހ nܶs ތYUnY8NfDU^Z6Eɧ\ C_=*[zkڠQ(neGɮ¬ײdӥ-C{ѻ%N> GHQ }c4QQۋ( h~E9( TR0rRDxt+C+mc\luϳ+U|(3tVy3gI}>EZa_Zx"Pqh߻_ a88~jwnH;֭C[,!po@d@_o/v}ӡX|b͙M%1I&֥oxT5e#Aߡt(7ePoJ>}iӐ| XD:wC>CTԞ{sή@dUvĆgsukۜϡ*8DWcICiR/mX޺"T}*"p$֒Te,@W6Rfs2ufx%Ɍ@f@2 #Ӵ g寸R.>(χq׭@[ #gEILA}6Xmiky l#0~!2h0燑0 h!<+;4K@dG#k҇o@Ucf͙3Ђ0v#alND G T}-?w\b!>ԇ!K-)DʩP]ݘР(X%/J$Q:T_&r494?-@3o8؋#oqa} ѹX-chsKCQkYYQMprP uaB}ظn @ > N<7fqd[ hu+ |PzP!6TVf<^f v#'ATyEI QmCnNzkrQwQ$hAJbA Z#C[^:xv*3a(H{ͥ^f7O/VB&CGyr20 0ab ,A47O"@f'F mݖrRm*>4~E}?}ش~@ "3<:xr"͚i3[8?oO@e{a_t ms-0hd6ٱq/3t=*ȷnY8N щ˵en}?᪙ۓp|v^&z9a#Ɍ@kwdid./pVJQފ5Qrx8z_@  l3*3nx= dɠ"-/N#"d'K#lm01Cfy c-CG0J$Ҟ 7'6_<'-EٞY6ZDZz2l2WؙFB/AYyN| 6 /4?]cEѷ`XlP/mld~KaDQ~w*4 @gg'-t(3Kd@4:2MAFH\[el3Gmg{F[Q"$ Q@e QDfDHj%@HIFT̏[PTe$9Hs #dHOc췘=s̘gi9cutƖklm*Z$I[5kOʻZpNP]-ͷG2` ˗k'"Mߞ\ݠk(>6m!MJ㷠ozv)VfX' fa!4ñOO#!MgߖMۓi(Lqi7W @ . ;+yV/}2c]L}7 `lm w62CIҊ7׺98р mi-E[<mE^і7EUz!Ԧ:K8J"/nM;HU0.CP2'K@7QSf(BLR3:mhtȌ"M_HfdJ-WV@D[7&mKȌxޏ2NMw="mpI ErTS#h nŷ)}=K{.(9+?QS4%ZuCKuݏ5jviyhr6uׯSxkq!@ +4f9˂^>zIڊ|H}/.p_1,kPEYˌOWLZz{:VXH]ql|DҊh'o~fKu! oKf*BMuהQFֆgH](MdU(|=#`p^$^.@0$|\ah1mM\F{%myc*iF]YAN}n<@!ccP}JR#Rm4-rb e*[^2솭/O$>Lʻgգ$>:jtq.aF?/Tahi$?n&a&߭@<۠J?*n!2Â9~~W PQr2{圤&W od|$)JYc]a .b zaQ٧3{/Ի3ciH oBf !Ͽ yMV@ȌCz^IqlW8UpV\6Q$wC:vMɤ8ٟ@7K(=hCk3&}&gO@ !3F8jr6kql:օ=c035dդoDO@f۽D4V{'\Kע ү A=Jn10;t.u, pC4u$RbE1먈I]qKh7y%@0P/2#̛w~Ckmzn\Efnyyh E'Q{RKC.^c+3ǡ  yKE.)wv*U= o@<yMhb$G9 Χrnj!i*:{P@ 7BfpZkJ)oei<3f_k^__KYvKń7۴v&Y }:G?5PkSuu-`"f$UWw.3dANΛ$%B's|GDbޡS{> D %dEHDn'딶x2ߦ5sSJw=5^["WCmMK`2 ~gA1fWΖ:bCA1;Z/PفDWW+K$ƢRǾj8?ѿ21|+77^s”<;LpλAKo~ĻULhN^r*KNO_DhG09Ij9}DO-j{r71$ۚ|WGuGPj$ckI{;B-J`eF嬸CG߼_?HPپTe۪#_t<|,.arx!eR{!sMMp2Sƚ]CXŁJ58*(3TgSڪt4_ b f$54XGd"y= = I*ZA^Wޝ3[Rr3{+!arT_x?ŌT|?̇翗j嬼kPbFgs_AE0@oo"f~,1 ;f(3*k121#j*_ < =C`njre,&kbGcƌ5*\vHa3̬;f2fDOx bcJ[p*<C#:NwE01Iy:Y":oHK0>/jՆEv0,bIR6KpH [8#fc{j).1Ĥ@x?>(f(ct5b1Ir5(g=A13JG߸Og ablsácD6ïAHRre/qc-:R'/`x $w[͔w["j>kZU$koۙd"^'#fXW[a W^{ 1P Cnj z abnm3BnjV{m ïAtnjy5bIFKU W^ u-e5b f$蔠  IDAT5R  ̂ab<+9B[ ̂ab\Ee36U^4 b f$IXx}cF0\"k fA0@(:fSU E- ffoq+kGT&L=aB׆trӒ|SG0[oMwR"Uu F+5aBp̘J'aaV]1cbP̰Ǐcd}k]1#O1ì]+{ nTM Fb;O1ìo-cFG`" [ce2|Wu3a q`#fU`un#eLaex \:|^=a&+ەZ#e/2~Oq FuAFf ?o<.{8 0eWMvbaaRZQeӃbFcCbAP<8˞0!t9č;G"5z 1@0)Ij.PSdD AMOڪUq5{Ae/M =nl1J 5R68λFi&+cwNoKPmj?sRaq.溺U<y}/%{xT&יuv׶nڮ<[nv+"(^>ZDʜs&ȍ܁B g&LǙ;&g&䜙iTncp( "NBg\?^ H 4HLH.̐F pd랉mV tbH>rc#W)yeg>.#.d4BrdˠpN#  ^n>)/e6{&Ar$[5dYNw-}y)%|ctا`td/MPu={swkzb "AtahKPvjhKGIwSCؿsuoQ,ɐLe2ArdB$Ar5y: JuykAL36OђWuLE<ʲpGO`Ȏi`IF;h}WrIY|OVӟMYf2HXfP>+:ɑ51Ne`IFՋs!ˣ,-xveDT i(_cc _s_'&cϕhKGE(:"LYf ""Dt' sø6VcQ,ge* 4~"CȒвWriٻ=+*ϩ@C[枭h>2e sGQ@$kng@a߲0Ԯc4y FHάiAph(Xnՠ5g^Btrr)35?v>9Kn2e RVdԣrr5?æd@͖_aX d7_]/5u:''[Pr(".ZT$,([u Fz[c"&,3Xf ":}]z῔#.\&HLtۮM8ͭhFH#ڤ[yˡ>}Z9&8Ye"o#&V,3eB=8L_ w7jj,=}s:cP5ƱB٪@=p :[v2e q/5."M!z2jm6#(@pɉ 2C6 l! 9_T=OlsUf2HXf8h(¾GѦ}Ne`1mMmCǏbߎfH,q#Cզ# /EG[11puݐSIBN ڥz֢,`ADD?,3H 4G{ XRteHhKUXS!Ӕ {E{Ú&jCJ.$erDᒯpl.ŗ  r&FPkTnu߆hOgV$f=ccԓe,3e%Ȳ.mU)Dr aBᒫQ:ބ7acD+ Z Kh5K?e#0}\e !ўeBh|3wr+wxh|3ޞsd'(+jULYV2Jn>o"K[iDY8Gٞ,`ADD?,3H9P9$ChOeF٪%,z` *Gw_ў'qTm \ 6YʼnbCruDNPp5W>yp طz68ߟ@'z*wQYg!9oȣT __BT=!.3Dk*>]|g ,3Xf xvQ¨}^bhSNX?K<~DkB{6TmfAg@AIDijjaʞ-\f)P tx{Om:k~{Dkx!3p0:4"Z' њ2uEI{`tDd3e,3eQ (^~D!jE`MGֽ/atx ]#> 66 ?<ڗdYSJ@׋GR}DxV-E{ޫ(ɽ-!Md7N)&g L/ }o,CYf2HXf5%Mz% Z/XPwsb(WZoEG+pc eү+3\&LtUN+ۊplHhد^՛ s2Crd=2e^ cDoS|7bHaӊyzQlUyJN#󿄞ѹك=#83CxA6G~1j@Ɋ舙ee """aACnO.-$*E{: ;T|mVDre{D"(\njr}^ԯP9k&\11IJ`ADDW,3Ux 1)z!92'?t/FAZ>{I/d'_ 8ԯge """bA@ WC.ZpQF̈l{$G< {>}ԿG  Zl^xJ6*6m(ɽ7bHάg}Gt=̲`ADDW,3 uFʛ XS"3ѫ1ȗpj<<[Ր|K $.CC_f|X^eUڭ"A׃G  0vߧ=ϫ,`ADD?,3tWF٪O#Qs! PqnEYF #=-/G_=t7tCP7TnZk';;WBa|Olm,3Xf 8-VH3/?eи#OLN˷M| N əa5?B֜(5b@Ӯg[ŪўWos,ɪ4"o٣ہe """bA؎<~^Ծ"O19[փ(y:Vԕ K2DK M;W#J!T8W*XQ?E_8K'A.3$G&|P9`ADDW,3M7Gv@BDDk0XdcrJH,Xc/z'&NCRӨ4UxQ>>#}xvDhKCApK`ADDW,3 C8D2?6ȕ3GBm(ɽ­8yt!ZS}Ko)Fz}BhܱB@U ʋм{xc)>zy=ɑ=o.e2HXff$EVfX xv ʠܖK*ʟ)|QǪ7Uiȕ?w@gfxU:vI+ \e+,3Xf 8p`#G:'ΟG3 x'pv-4:zߐ/&<)EEt,# 3$B!bBL0m{X9p3a+U72бW&4vQ'DŹ@#ՕLǏ m{WQl_w'c+Z*VPϱ+S'(xn{>}2•0C !"VI!04p5G&Q )@j^oTO ;ŒU;c㦕};(\]TOƁJ%#DZAӮy;e?%m/Gq$"aB!D0C  ;M7iLO^8 Z]J@u's{i(v5HĞ3?_wbO'}&]'x=5ޛßA]9q$"aB!D0C Fx{O=Oo8xJg&0$G IDATzN _59w s/̆ƒ=T>ѭDq%PQEn/%U 'gH!aB$bhm.OLjc LO ^]59oR0JVRß1wyGgL_)/5.d;Phںf3w3DyR)^|j"aB!D0C `ρK3U$6z eRoH{g>{>}'~MCD8OP՝L EGcKP ت'U{(9Zh>c}34o3Ϥ5 D"aB!D0C r |=\o찅 v6V./yQ h^zM!tls;(_q=9Yq[NV;^¡NnV$vfؐB!f16P]a_3ϢsVԏY1/t?7<ɨ 3|i{6{h@YƏ;мil_w^a_κQ5ޭOSѣ`Jӻ6czD$̐0C!=f1TtЀ߁ISj @Ծr7 /Wj~3Pm̎e? d;ihtS`\͗NijfH!B* 36Bq%e+TO2 CJ؏oԾmIN$*Vn]Rc.d;Tg5gnc1m# 3$B!bBLPɛ}w-~&_L 3ctJ[*L&P -`wY}eՓBitاɱH!aB$boICӏ5[)B:*>;{[l0p/?giQLt?2dia0;߉6~<]dwf!J !&bQǨpT(_~=aX b s17NO}Օj׃JG0k)WfH!B* 3BY]K7Maveh8M]u|POm>@`+E {*{Xez@{VB'LVvnlj tg^m ^ 3$B!bBL`m =th)mIxpa[3B=4|{ ]Dho}AO͆ߢ8P(X:үUl!oE w_IOce!*V߂J>#+7g] 3B#aE#̮砺ƬӼSP=imb wsh3KEdvбc؅&c-z}{wPVTO#+ǧd|{ 70Aq&PlciUR01bw ]7W=߀f!G !&vfk#_;U3رpC |9P+o"=ՕKOLnO=U/LЯ;{jt$WH^E I& xʖ]G`aƮwDuɖ'fgT 3BX%a@mjrL TW"yO+^C+5N vUGg˨XyρN)@_2\[=#YmQ].$ʖϠgOџXF<f*zM=j3ϝc 8P=X60aF:L! 3:>':>}KH |v봗B{ŧ#J>duoI)|ɊCq%՝̶%W@-3E@q&QJZ 7^hor(xƟI~ӬYf(y{1:(n1eNm3zG"f 3?s¡~ex !v&abR}.I',M)dNBɊ's)w1/g F8TGjTO/m1.BZr7?hOOެ~wtJ84pTOL/͛FshV^d¡~7L/9_QGFbͦ|igҴe-o$"aƩnR)^}ޘE[_ 4^4Pg&N9cK蘝qnhb+Ċ;78۟I&<@YW~fU ?"aB1: 3Ǡ5_64t$v b?ZE?3}gd{,[ RS:"ڗN`晴WqŒm|33 mQJa1H!BN !qyW]_(Yq48*3lTWMˁJtOkiXuVE L5KU|zgXN񃗡m5 E*a՟<'f!0Cq|⼧U7d0ޓW .{6K'6-%^Jp4:s,'MY>ktudNGWd̿%Z v4Rt:3{|<4~{\K?u;мTxpj$"aH!BN !I{i1眏✌7ZЍ ͛⌧xS^ _ߖPFŪ {hh4gۖ\C[8]s4o(_y]-!v^h~T LU kC>#f!0Cq҆{B|@P֬g8ɽ_ކKѤ_`w ]Twi+}5Im<Ȉ oɜl|FvBT=wx 4}"zKv#aB1: 3&Z85οػ(<ds̤j+53c2;;GTm[K!1Qc Ƙي1@%ƋCEVQA$\_hn|SV>}ԛSl|U1?GeӨ\o6?a|"u{b{CEOQu!fhч=9/xX^,[2 DDDsc2?.Uϣró~nQ JƟOy\}%J\l{c麍 =R2wQ:Wv_Y ]OLi#(_cbj3r) 7^n'34(wwpm믡unI|Qp74xc?|-)޸<{׹nzв'Rb2,iw?AEߠ*ET?C~U1č@U SV") \+OН Л0p|"4ݷhQSl*ycb3XoMEuQkt| w{=r^q<aRm~st.sPZͲ^ і;~7{jv-x-%&3h0#L`<|7h-/ʦDŰ(sPȧqe/qݗBFK|毡 0|j0Z%p3 n|׸/Q'cŕw_Ϳ㿠݌xn@O$u K?Q'!& bDA1E_nc#N<Dx03߉J^ݕ ŻQ>: 㻳8+21tסRcU_;Fڮ:YxxQvS: w/]q =NA}=012;N11gk0|WOxgDDD1ADBnl7 zŊ~ """""""d&3ȥ0ADDDDDDD. """""""r)LfKa2\ DDDDDDDR """""""d&3ȥ0ADDDDDDD. """""""r)LfKa2\ DDDDDDDR """""""d&3ȥ0ADDDDDDD. """""""r)LfKa2\ DDDDDDDR """""""d&3hn1}cg1X9\XٯlGok3e=|BsXGhIcX3|ھq=scvg>.#Vf؋g^G꯳(;VwgڼsIoXh\rm3qng "(@MNkoDA?Z1" (-^+;Ư044j5w"3:: Z-;>66EZZGABMg&Z-t:D;E:nV9^o|VM;v:eaV[gjumddjjLh4v2Lcx\Q16:jX^ojcf-nR}:Z-DQN9}1Zy`#can\eEQ4Ӹ۝Z-?kq^@su%6N{֝93kqslu:qڼV9h048(ALNLꟹsk[942uVײVۜCz2.WZkñڇ;ޤs`0IMa?k1Ggs|әmz ;+u0掩Sa{9)=~͹ǥ!zb^ܷ;Ͻx~_%8sB,$L-lZ?cu:-&''-~n+q&&&&3F;]-Z#њ{іuV7ZDGv C `9cy3c Fv@C]sw, y[1WD475BTbStC>$Qo.АՋYoOJ{vD"<$a3K uHNHJDAn.vn&%!9>7%Z?zJ%Rd΢2R6vx3%%P)s٦R*qEUy946W[[q4- 7F#'0<4dsokiز1Mq\=>@an.zzs!#-昫J))dS̈́'wkkHOMJél$&Xg_A}HBJKq~FG߇ǎ!U62,֬=SRpޅNgys\VzuyBrBh1 [^ $'^'s0>nLҶi 6[#h4p|DFHkmcd>ߏ׮BHс#JްsGT*Q҂/@z #N/ʸC(䌵|*e"2u 7!%1GRw=*e9`]Jb".]8A(9$,u 6xFQyݵ HILk@?rrp O-kNÇ(=%]7ׇ#"4۷lFZr,HM9SPo1&ߖ9!%f盳gq;mloGVz:֭}b/.y'4")$$0/<]8T]Լ5q "7;[?Ffz'!-9 _[l& |Y>~(2,܉L3mu *؛tQH6} 8}YkV]+^RR&7x 6Em@xH0CmӻP%&VL$&Z+Q2Q_{b.=zԍtqy/جѲ3HNH@JbtU "Lf]>*EEP4*"B{V't]LAU x QϠ|?(7Yp9 2#Żp9 1Yʨi6~VmhG ԉ Z7PxC?oe Z+W,.fP[`B>'V)PȱWy!@!Gw.>V)[_B=hlȱG;y_!(),?[Z 7^CHj476<ժ* \ըv ʷ [|<=5ymx:}8s~2oO(<= [6e(k #- c| _8U>xx'b^991CPxz`St03^Ciq1Y{iΘtqt Bqi֛np !A&dl}]W؁ގ18?"#عm+rv?oވ űt.?5DZr; G ?yˤ65A8QC(ߜsݭRq W?Ζ`p{My!G!en x}Jc1GnP IDATʸCX2/M+֍1ښ* 9f;=v9YYU@E6 /]o`m*tΎz@}{b!p;ĎqNyyD1eNȆ۸JށkJ)[eXվޙ}E zjzyytUɖ73{o)* "nnZU(f^ ME/"~ŧch֧!{61118K0bcvqu#!: ή;f[[iIId1Ke ΛFAbD:FvJm^0Z[QLF6+hFFX$"c%uS5:fl߲d$3-U@s!U4eǎ~$5dm>Tc6,g1kioU%mm+"Pd",Kĺ]ͻDKSt?{a6I:} ,g1VLfj 5Tnj"tur~ڡ)S^VlM,HGէ˃Ӣ`%J6oOuU]K\ɄlZW.z߻N=jv:P۷muk7obD3mǏ299ɒL$!Tj+w7ع3pY-;|8(\ Y0`1HMLΎv$eS1o v:p(2ו믻cc/bVST&詺/_OPb\Y= fC/XzQ`Ų0}L˩yF첤\/d~}?=6o,*IICZvs5&'R۷mE2D*]V@> ހ͒U4Q]Q0C%T ^?|L.s!vd]͡yo#m'ӸXE' vb\NnڨT y-pX(dlݴ/YWFOW'1n - s`+JM!KM0kV# .fO]-5;|ᑙn\NZR"HmUea6zmn;6 PZRl Q`e475RVRBRl 6I.Ktwv7,HBp33ijfgaDd@jbW.(Ea}i F4c4OIML`kep5 mDBt`xZ xxLC߼yβ2,&VD|T$;KKio;I{[7n ab6Tdu$Œ$dLvWWgw-eLM.KȂ4ϝϞiVdͫKk.NJBia.al, u$ :+̐EYxIFG9;ObL4H|~lG_u:1.'Bh?֒f$Q~2?>!Vi~Ϟ>r.I.h;|e~-1 o?5668wTϮ ^"D1 GErq]WǏr9m3nMl.UA`ƍWՓ!X+-߿񣇜׍Y 쮮TߟCC,ҠU4seF]pZlQ`Ca!#/`Kܾͦ%1"%A=2R`DV vY-h[ 3+182B_w7)#]MtMb.tyw̫f^sD1I"Ek--.vW ϟ'!: ,*Dm\v5h_fb҉G ,Hm[oۊ)<kkZڏ+u;QF#imާ7'''?x!(tm .WT81(@!͊lb=%l0ݯIIG Ĺ]8r:OOG0#1"arm%<19I$⴨:7+KU0g3=y=66ݼy󚒢FEtKp}gmh fE6 ddCÌG%5!((}ׁN?N݆Cq*2 xDhu~v?̐9YӸqKbEυS~ ĸBlo竏?mDgҵS0#_;ipA_~A+](|I~̫QJ6i'Ngg?f|1. DF-. 3@(-لl4Z8z` 7Q_[3=[@Jz=\Vq$U EA TЂ.‡ÌkuTS"_RdΝrQx:;Dm%Ì+TAdn 8 xA}l "6}5) eFXe}v_l2,gHÌeyq[-$M߽}K^h$WIB"XWi̘9kX`F<WŹx{ _,1'/nwaX|2C@ v!"ؾuˌ^"7; w9=/^ 1&cX(Ì(WUɉIxv}ca@}m ` >:J;3|4Xo\ʂX5k}eGGj^cyPG;D3+Vh'"3ͤ ̰w^_Qk>f5gfN5kbf\pNP9ɱI*& C -Hۆv[♋v4v}#%>h^ǦrE(1t2i +eflori^ /;׆f 4̈YIf4a q|Xftͥ.t`ԨimiWxWʥeqX$|",7 xL~ f_]fNy葠G3>(7NKMe u+1k5dg`FDjB<) qbiCߊ/3j/> fϥZ {Lf 耄oSC=z2hi a'uixCÌ^s?f\n޸!Bln 2(m*W)r_JQvE8ܙ|}-Tʼni0#?헽pu\IX:ʊ O 3&#ϟe 0o5񣇬^90C3|N`i$İ+/Ǿ=)&#fΣG?(C`yL{}ttL NլZ^+]?Cޮ."mVFF<߹H0èQѺ{<<qxw9. jm7pMbcm̈q:vYHvz:&J9 7^<NۍY ֍EFbi9o/_>jz: 2P<8(۷>x('zֵ- "Jܗ-=cOy399/{j*1봸gA|`@iٳ;E%l·z0êQZX͛:}>B+T1l};O3v.:@rߜy}vJrl,gϜc3ƛmA/>b,%3.]dĢױwy}A3CZ,y636Q{~Q!m҂I[7iYӈ6[7np`tJ) qfHɪ: I1?N%f;faz y 2Rˤmz:qZDڬd"{wd;r\3B[hPa?ҟ3e/{9ƔՍNN\(/dI40Cڦq* ji !g?vtJ=|i눋¹oqJ0#:NgG)qX :NtیܻGvz:v -͔b8rӧٽcY{CWG)aM\y`Iayd:#@3Ri۸۶z sspXDGr~޾R;s /?gݚFlF& &_Ѿu+6.?ofH@+?͒rrs֭YB&~$;#JI]m _AavtpG9" HjB<䑓ξ];C@;{^۷4C\wGN!^sς_~r:}0c_¤tr-&'')g򅿨,L MFWձk77;6겲`qaE%1f1E9SMIA;޽#'3Ce=h`+ \ILNNpoxtqwcK_߯ 3 sr}&MѫR}0FMbb0'%%t{³)1QIW%Vr2\,), '%2٧_ʚex9XVYV;-D Dڬ řgg;1 Liy]JMU%zƺr@_ ҅T/`b"fkj50Vmt0#f]9&#:DD>pFJ+Ljl9Wعm+8f*%&Ԅx::{Vņ|;3c!Ytf|i5/_ z 3550c6T_|NZbB33NQn2 ~b|?ZNpe^= B3*`fDM;|gʋ+3yY0cbrFeÐ>ZŪZ>۳NKg(GB}Rj` (H~c A/dVrA}0Ý6<5W\ 4ƹ`ƃ2SSu67_܄VNfZ*3VׅyYn<~̵WĠRqZ^a%3^x^x<~`FʕB`>N R߻w(+."3-\w&YiwOz9R4E:g 3*J8~6#B TC],ziߺUjd=}fXtZXiPNw0^"mVlVN2a<1ihQ~1BfeefW>0ul 6slC)88,fق]sԋJJ 1x "l?(}LNLPUV&l*ʃjfVW^EϸgJ Q}Ax4̈000*6oo 8+= HB Ā 3R2E_?p:lw1|?uqm;_2'`F]m :WrlPNvweS*nam 6XsgD$Z{g.,z-)qqfjjw +WbP.VgD`0#ldA+,79Z"mQagHGfoԉ1ٱ1*d IDAT3lF1,]BMU%5Ud`7ز5IܿwvQ,XDi^ EEr={8É.0 ^<Nq^.") رm+E$2}@sfղ]]vwy? ~ 5Ɂu i*FG󸒒Ы476̚/̐^XZtڷwv~:̘`̸ͪ64DӁAbw{;q= z+F{ۙON̏Yn9.),`qD&#YYܞqվRA|t]8glg㴶ɱ1|JI|33J x*|ݸA+],ݫ) xVVPSUҊr9+&.:/k%нٲJIuy٬,ƅ3B[hH`F} ms?<ʃS-?=hU㣣pա+,vD`Pص}l7췦~ZEfJb 0a1="9.Fɱ*wKC NC+kCWx:&tT !->/v_eXS@@c̸~*y>Eyz/j}˝tɩ%gi0QL FGGɡi@Q1:cDE Dg8儭T*9=wMC6>G.dFZ1"Dhw̘-/f YeC޾jOθ&5?(n7u1IHgm5J Gi IB`Ƈ_~aCLS}9ٿfL27C15tp>bJnF:JX[\#?{t6@nF̸11 #:̆Qf¶nXLJޢt(fFanl/2k,1zcYE(/ҒJKJ$&< ^M>a)Ǥ&'aiPUU_LjNQ7Yz ޗ--l4LFH&OP9jmΆ{.ISTnقvbm&: ?}@v휳X00T,z 1Z8$)٣6ԝx Щ)ډA"fUL%=%ABźyo55{q53F9tH%0+ss"Y]TĚbkKJMUE/9yz=V)s`ױrR`{.<*4ތnY Al'/r, 0s~dё=ē~wљo(̐ϯ?wP 5Ǐ zCגœlFܻsĥBk! 35sj3mmDڬjy T_U 3d[̹~30-bHzJ t:be5T}q0c\s35a"${O1j5X%k\^ 3jgYvv8HRewv).#,S= 2%DFFfL$W5^ܸvɮ;dĤillBp!sp ^e-wp9R]I!*F|L|fxZ[}},f8&=g6Q1-կ 3f[>xȊeX=ߟn%۳={0u䤧) WdXUzsC$ߵ3@T_*-$0c||U!$y-]g fܻw؈pz7iilNT!lݴ+!@6_<6o!)l܈ f2rt\E"s[+*pPOSC=-M!Y[ mZV;o;gZ0lZW`~ 3~8}Z྽oŧ.G /pa_f T^B˞w=@rH͂ QV\Y#6<=3-E0crrIxΟ=CkS26ױ'!&ʧ y~҂Q ^v]pR?+n1 zvoT!ܚ`]܌t? U;v`,1Zijmm#,fHg3 `ǠQ"ޝ;XI!-%W/_(fw"qty,yf,䅼gi 5ә︒czC6!֮0cCYi6yfl d|CO})p݋;~AjXSTS2ls]s=K>'9|H3@t4JuрX96:E'&Ìi f\pH"#9,yf,䅼gf=ȵsy2H|grφ^6nի45ԓ=*'<3f{tv[7|]+Y1u$p0=Ȝte1)a|Ns 6E+ܿ{gk+i##,񳏅afNAWNCOfh ;zn\zJK:H0O!9:y0CHM^&. ʤE ES}7~&F{sRWfJgGw}Nn*zw(CP(),2$NS.u?=-^d`@c]a&9(̰z imntrp> 50hԤ%'+jRT!/ sQa3([g[+76=}p${8D!\"^y%+ss0j5+`f4j墵uknWshe>ez\ĭ\‘أ"sÌ'QPs~;:szJ/<)f̌p)/69c?7nPOV l^}3.]3>A^ y!/Y~ t$?qH2xxmыh^ĭnr\ӑwql(RnJp-b0׷hkYյ<2Sc0봢(hLѡ6Z zUa^ 6>qP:$fh\tZtu:8a5UX 03hT{v1켨f=tH\ v*M$+~&(E<|HW_X_s܎sgǤf2d!KK 5u?,ػ{zU|)K1hԜ6`=vv֟PKIE'Z ^ {k07^EЋEF`Ԩ1jXNSJ X(,`v:yFMل ^D fљӧ X:V$-ِ8bdI%>*XIDQP5h8739Q9,zW]u!KP}|^B(dq_$;+W!kߢ=g2Q% , *Hc&3I&&c75DE^>.1~sl:uΡS|nݸѺ^GuUhs?͍ k?gNT^<-Y@Dz;;w(zQsyZ4`Мp -VY,j+ʚ9C )/iYbyi)pMsyY+ǎ_SQ<۷N>ߩ% hs87ħ}ltL?LK;p^?[F3(Ox}G򔗓Ds[o)7k/ɷ K׵+ZPf?ƤϜѼY3v6gvR_֘cDg͙ڤ`\\UOA?۷T 5b:r}k7 d34+gl-Ij~JKN+d'PcCuGGhiB-Q΄:kƳʚ5vݽsGʚ9C5ʄ:Ks{j٤Z SX d`itO|Ir57)zRG'>omޭg65ۦ'C9ىOV_%z)涖=ʚ9C[6n a`4̎}zw<+MW~-lw]{ \Fz@Ϳ/XI~cwwzȼkmZYB4 :w苞 ںiXlqeԾZ0n?}򄜫KULxm! jSz-_\amiQeCݛxCs4;0Lǐ߯OeJl6__~HDG?8,R5U=7PWgNEK==r !|jݽ[5qyR}m43@H$VbmАތ6;VۭcЭg Z2 *k{4db$}u:}2 wNe./S3 ell;TZ\7i8׬QmS4ֿvU/خKW-TaRm}EoH8lu1A k_{EjlMaKK۷ruZ\QcUzX^7Ҭ ?P_u*KjoiQ 81-njRMQ{g˴qZ}u̟q>T^ޱ=iq#{9KZSY--8%5m6&x-6Ϟɹ4eZRo)IwF;67jMeuU kTQЇJʵ^]Fk*+jlX?nihБ!I۷nj_[u|nVKk-IZ;Tʩ݉IGGpw 1[(.ҁH<ק֪Lfwuӆ:#Ak CG?@ ׇ/Rme~mA2ָIWЁwI_uM$z]*џ_kVӍY53L*(}g@!πF^# *}pHЯwP$8.cFG¶H(Ḱ5<60aݻ.vu|:;tvIuwbw: t?a*g C.K### 0t? |^\!ϗ4?0<,a(< <е:qNݝyq[Nv6IDATp8,-0 S rNN:xh̷כHdDG.` 0cs[]ݥ2Kwn$ѽ{t%uuSN}mpa &]70<,˰BuoSbiޯtuA2|00==sK$"۝\.>_d6 e2c.KHD`ݿ i :LĮeF zhh*Xr\rFB[MyO\f nw#Y.m;z<2ԫxP*Tm.v/]uwv|.tuID"x2A땆uoX ERzqkg)!msqyFvۖuؐ/Րߟ>_O222"ǝu6 Rψ]?22"cۦX/8ΎIP0(;}Z&!_|>H梙࠼}c{rBo7FוTid{ d\7];.1aXPPJhTH?qck_[G`0h}^UNV cv;=OBm1^tPWgYWK?344O ە0O4>6L_09%Kۜ2@0.mStϳkM'ޯ|d5imi}&[fST:<=J^ztةynlVt3tM5g84QӖ. ӽtT?oM_ymakΛNzrG)_lw:y~jJzkfzepg NՋLK/t` QfB0d `(3@F!2 QfB0d `(3@F!2 QfB0d `(3@F!2 QfB0d `(3@F!2 QfB0d `(3@F!2 QfaÆa(l/iIENDB`nQ(zR!;8PNG  IHDR,sBITO)PLTEff@@@ `@` 0`@@@@``````@```` ``` @@ @` ```@ ```@@@``` @@ @```@@`p g>tEXtSoftwaregnuplot version 3.7 patchlevel 2 on Linux 2.4.20-18.8Y jyIDATx흋r: @ä_il[Xe#93{)D(Wg`rvpkYTNT.0%`[F;uMK#$9YI^Kܒ9*++8)Ԥ!X$g?FdUř&AXbo0mދR,6ԋ X)L~+Na0EjL'u雎NL_jL ]M'`ܮ9j&X) ޣpeB^v<6q0U0f?mVvU SjeQ !`JT}/I]¿R-5R%Vl_ENL&_ÿR&_G^L U7f\ĿR Z* BnL7]ſR*0 6ܒ ѯ_jLNY 'S2ZV;`JfJ6r%"V;`JV `~/bdZ#NDj˫^vi_݇^H[n "eVl^}$`-ʽ_ܩ/C\Y6%S0t$/1VDq $m{ j3һm~/|F`j { P I{~? ?jl߂AWBVS qn;@{p-xlɾwF|/0%-Í "`NjLIV`0%z?0%~V;`J*T "`bXSR\ 끀[V;`Je nX)Q.JS*V;`JA7v XĿ-0ccx 1@jLi/!`t\4V;`JV;`J23vdh X)XJ#`$BJjLI_JjLI `3<l44Ѐm9]Xyit/o{*N6&"-JKjf<߃X`Rg={ hjP%Ϧz`]4X<1'Di݉]{Lc@@ꫭ<xSʁ.vr 0BjL)~oiVv=iez6rx}h6Lccd> `%}@JlD,,ShvLc~[5]NY\R :SJA@'V;`J)A&`@E$5!A@/ڪ}/# վy@^V]0 X5|"`!LB*-  z`_V;`J+З C V;`J+p%߈fKkՑT~Ehd /h}A@# ,3̂m:y@LjL:Sv> 30 JЊ8 cD tmB ao"Wm 3hC' C@5̂m 34$؛Ks7e~7&Л>誅+NdeЛAf)WAPs^\@."b]D\j޿H+F~Lz3@gږ54dbJ@4 </a&9 +!N7~-xKt'`vpƝ&v ;07NjL`V;`J/П '` X)@@V;`J/П YTS0?0?0?0?uމjUdn9 cn\A\vr sզA@5؃/؃/9mY@@+'RĐ5ǙM@]$Ӏ]h8 : TW[yA}.#J~mJ}A.V[ۥ-GfF{L~X$a, /`]|O 10b!޳~>;<`"niOBjL Sv/%h ^D؏xՎ?!\ Wx)C@Ѫ$ZRURRUĪ/R27h"V REBUH)#R_DJ {/TT7qR24~#K"` A-!`%wu6PG&+q6KpA&FJ пdصa*3jxk rɖ Wx\o~w5RGY'[ԻVϏ!`mkWEz8ElZӐm> H{HmXq*߻v\"XǀMI/m\i>^дDAKw5OadgGOa6\w+roI?F~NlB<'4JY)a'=p,N7cf0rm_(ǀ]x,~q</O!`2 ^= ^oh >m14}*/Y%+4^>+!_@|N{oAk#ï/q)+3b.fЏyUz48rRWp%D޶c6+!A@Oֳw@nϽvbFcO5Z>LM8 lN-'g.=px\>}  M>}K jwqe+\9s+!a 6u0tzЉ[@ЉƕzY@@WzW\fЋ "`XzU0nxWv8]p%NJc-=S0D& (uD4-)˳!`4ꪭ{} THU ozW!`#5Ֆu¾CǀoJoJ~0c@$~- =pF ׂsӘrC/w6 #0m:644A Z`U@w=;hӹ:zx:WP `P lC@'PˮD@n$ `DP uC@'P `'#@^ ?5v6z~ESЍ{آ `W/Q>{Jm!#'n!`~9Џ˳4]$$/ 4)`[@0D@1 LC@WF(=A1 g`4HaԿ06 5%wЗ 3%'a91 SЙ ^%vI뗶8 ~A_!3W% D@_'K=.&O =$}zA\G@WhGq}zs {cBRsQ"`ORhGT,^0J@ON)-|7>ۀ[o0 s4x8"__pk?  n!*Ϳ<9IrʇLS~P 8X:vǥ9L+7C%Ps4r}[rf8G#'+C1C99|[C1C949^F\HOf8G#/]𷊖#8$9m94gA5b;[`=49~@g< \ΝODovSV_9:urJsbVqBٲM2*2=V i拞RX#._Flw l?d[XC"ޔݒXK.?eXu2摹)i%M)`1*2=!|}J)Xu2V汈=X$iVR::O)."Cƺ<$TVR:8O)."Cƪ<%M#&*2=|7֟ Xu2loIvS l%է<ʻ!V]`E!77%m$VRǒd|XCnX[v?,ǻ5VR*5VWXY{X[q9)e`U,e`{#-XU5k5=3UKXܰp> P fZZAb;#ܡ}*E ͍ȍ ÕW?wnEH̍?$/, R,űmxc\Lw;8Jo~ YzYV[Lǀ6ɘOn7/L}Pltv;x`%r XrJ˟$6pCsztپqknHS8tg;   >dżIENDB`dH(5   Vhttp://abc.comhttp://abc.com/t,http://isp.com/dog.jpg,http://isp.com/dog.jpgh&http://f0120123112/&http://f0120123112/:http://http:///t,http://isp.com/dog.jpg,http://isp.com/dog.jpg:http://http:///l(http://a.com/dog.jpg(http://a.com/dog.jpgt,http://f012012/pub.pdf,http://f012012/pub.pdfXhttp://f012c1d/http://f012c1d/:8http://http:///t9,http://isp.com/dog.jpg,http://isp.com/dog.jpgt^,http://f012012/pub3.ps,http://f012012/pub3.ps,/ 0`DTimes New Roman0z[ 0DTahomaew Roman0z[ 0" DWingdingsRoman0z[ 00DHelveticaRoman0z[ 0 "@DArial Narrowan0z[ 0"PDCourier Newan0z[ 01`DArialr Newan0z[ 0pDGaramondewan0z[ 0 C .  @n?" dd@  @@``  8D  %  $W?MtE1$>'M l    ?JO?Y|& jt    $K)  6 2}A.%%  $A F/& [ " "+/,2,&6F ] 5Ui $   A +<>??,BCDEQ R SV 9a.e0jkB&stwx~ +  1    /82   8*  ob$9ZVPD>FDb$Ѝ CF!!f$$$b$(zR!;8Y} 0e0e     A@  A1 8c8c     ?1 d0u0@Ty2 NP'p<'pA)BCD|E||"  f +rc@8M N  g4NdNd z[ 0*p p<4!d!dL 0l.<4BdBdL 0l.g4dddd z[ 0Vpj p, ʚ;vM;ʚ;<4ddddL|- 08___PPT10 .:"Hari Balakrishnan..(mwalfish..4Ernie Morrison. ___PPT9/ 0{A0? O(Foo BaraUntangling the Web from DNS0HMichael Walfish Hari Balakrishnan Massachusetts Institute of Technology"IP#&4# Introduction 5%Web Links Should Use Flat IdentifiersOutlineNArgue for flat tags instead of DNS-based URLs Resolution service for flat tags&O@" -.ff!Q  Status Quo Goal #1: Stable References  OObject Movement Breaks Links  cHObject Movement Breaks Links, Cont d L&Goal #2: Supporting Object Replication GWhat Should References Encode? &Goal #3: Automate Namespace Management''# U DNS is a Locus of ContentionUsed as a branding mechanism tremendous legal combat  name squatting ,  typo squatting ,  reverse hijacking , . . . ICANN and WIPO politics technical coordinator inventing naming rights set-asides for misspelled trademarks Humans will always fight over names . . . XS* d X S*  *Separate References and User-level Handles So aren t you just moving the problem? Yes. But. Let people fight over handles, not referencesV) 0) 0Two Principles for References`References should not embed object or location semantics References should be human-unfriendly `_@" " 8 $% $OutlineSArgue for flat tags instead of DNS-based URLs Resolution service for flat tags: SFR.T@" -.%ffY  [Resilient Linking Flexible Object ReplicationJ(Doesn t address massive replication)&P& Reference ManagementRequirements No collisions, even under network partition References must be human-unfriendly Only authorized updates to o-records Approach: randomness and self-certification tag = hash(pubkey, salt) o-record has pubkey, salt, signature anyone can check if tag and o-record match V u, Fj  u, j, >Latency$ Problem: Lookups should be fast Solution: lots of TTL-based caching Clients and DHT nodes cache o-records DHT nodes cache each other s locations r $0FdM  $ M  OutlinewArgue for flat tags instead of DNS-based URLs Resolution service for flat tags: SFR Related Work / Summary / Conclusion&x@" -T$ff Related WorkURN (Universal Resource Name) DOI: an existing URN implementation PURL (Permanent URL) Globe Open Network Handles DNS over Chord<$? $? ]SummaryShould we build flat references for the Web? Yes! Can we build flat references for the Web? Yes! (Our implementation is usable.) Lots of future work . . . -  * &    - * &   e ConclusionvDNS-based URLs certainly convenient! But flat tags better for linking Future: type DNS names, link with flat tags? *% <Ru 'Appendix Slides0 1Implementation 2 EvaluationSFR data    eight day trace 390 virtual hosts; 130 nodes in Chord ring on PlanetLab latency seen by SFR portal most queries are two hops informal feedback: generally indistinguishable from DNS \ O r)SFR Components * Fate Sharing -Alternate SFR Design: SFR--HSFR stores only pointers to organizations Analogous to NS records in DNSg$When Files Separate From Directories 9Location Caching 4/lmnoz{ $(+,.348:HNPRVZ\^bdfhP  ` ff33f` ffD3f` MMM` f3fD"Yf` f3f6f3f` 3f̙f>?" dd@$?" dd@ " @ ` n?" dd@   @@``@n?" dd@  @@``PR    @ ` `p>> <(  <  < 0    T Click to edit Master title style! !  < s *|  `   RClick to edit Master text styles Second level Third level Fourth level Fifth level!     S  < s * ``  V*August 2000  < s * `   p0*http://nms.lcs.mit.edu/ < s *P `   d$*Hari Balakrishnan <  `??#" ` . . N < 6޽h? ffD3f  Pulsex  K0 @( ( @  @ H@!r? ??( r T Click to edit Master title style! !  @ B#r? ?? p@  r W#Click to edit Master subtitle style$ $  @ s *(r `` r @* @ s *,r `  r B* @ s *1r `  r B*   `5r??#" ` . N @ 6޽h? ffD3fy___PPT10Y+D=' = @B + 0 &`( 0 <  C xrkk1 ?u$  r | *Michael Walfish J%%JJnnX  C  OF  r^  C xrkk1 ? L r RClick to edit Master text styles Second level Third level Fourth level Fifth level!     S   C xrkk1 ? 5$ r `* J%%JJnn$  S ~rkk1 ?u  r ^* J%%JJnn&  S ~,rkk1 ? 5 r `* J%%JJnnB  s *j ? ̙3380___PPT10.p H@`<(  ld < < C xlkk1 ?$   ^* J%%JJnn  < C x? kk1 ? 5$  `* J%%JJnn$ < S ~8kk1 ?u   ^* J%%JJnn& < S ~ͫkk