addEventListener("load",initPopupMenus=function(){var popupMenuButton=document.getElementsByClassName("popup-menu-button");var popupMenu=document.getElementsByClassName("popup-menu");for(var i=0;i<popupMenuButton.length;i++){(function(m,b){document.addEventListener("mousedown",function(evt){for(var el=evt.target;el;el=el.parentElement)if(el==m||el==b)return;m.classList.remove("popup-menu-open");});var ch=function(){if(m.classList.contains("popup-menu-open"))m.classList.remove("popup-menu-open");else
m.classList.add("popup-menu-open");};if(!b.contextMenuInited)if(b.classList.contains("pmb-rc"))b.addEventListener("contextmenu",function(evt){evt.preventDefault();console.log("asdf");ch();});else b.addEventListener("click",ch);b.contextMenuInited=1;})(popupMenu[i],popupMenuButton[i]);}});window.closePopupMenus=function(){var popupMenus=document.getElementsByClassName("popup-menu");for(var i=0;i<popupMenus.length;i++){var m=popupMenus[i];m.classList.remove("popup-menu-open");}};var tabOrder=["aboutTab","statTab","gameListTab"];
var currentTabName="statTab";if(currentTabName=="gameListTab")tabOrder=["aboutTab","gameListTab"];function switchTab(newTabName){if(newTabName==currentTabName)return;var prev=e(currentTabName);var next=e(newTabName);var dir=tabOrder.indexOf(newTabName)<tabOrder.indexOf(currentTabName)?"right":"left";slideOutTab(prev,dir);slideInTab(next,dir);currentTabName=newTabName;var tabCount=e("tabSwitcher-buttons").children.length;var activeTabMarker=e("atm");activeTabMarker.style.marginLeft=((100/tabCount)*tabOrder.indexOf(newTabName))+"%";
if(newTabName=="statTab")renderRatingHistory();}function slideOutTab(tab,dir){tab.style.transition="transform .3s ease";tab.classList.remove("tab-slideOut-left");tab.classList.remove("tab-slideOut-right");tab.classList.remove("tab-pos-reset");tab.classList.add("tab-slideOut-"+dir);tab.setAttribute("data-tabSlideOut",setTimeout(function(){tab.classList.add("tab-hidden");},350));}function slideInTab(tab,dir){tab.classList.remove("tab-hidden");tab.classList.add("tab-shown");tab.style.transition="transform 0s linear";
tab.classList.remove("tab-slideOut-"+dir);tab.classList.add("tab-slideOut-"+(dir=="left"?"right":"left"));setTimeout(function(){tab.style.opacity="1";tab.style.transition="transform .3s ease";setTimeout(function(){tab.classList.add("tab-pos-reset");},1);},1);if(tab.getAttribute("data-tabSlideOut"))clearTimeout(parseInt(tab.getAttribute("data-tabSlideOut")));}if(!document.getElementById("rpw"))slog("warning","Playerinfo content not loaded, but deferred part is executed (issue #3203). document.readyState="+document.readyState);
var newGameLink,setGleClickListener;var newStatID;function initDPI(){document.getElementById("rpw").innerHTML="<div class=\"f T resultsPanel v\"><div class=t><div class=\"W e O r-i-mouseArea resultsCaption\"><div onclick=\"switchResultsView()\" onmousedown=\"event.preventDefault()\" class=\"F w resultsCaptionText\">Results</div><div class=\"F L pt P\"><div class=\"Fi Vm\"><div style=\"padding:0px 1.0em 0px 1.0em;\" class=\"W b vm\"><div class=\"f T r-i h\"><div class=\"gf gf r-oi H\"></div><div class=\"gf gf r-ti r-i-inactive H\"></div></div></div></div></div></div></div><div class=\"F t\"><div class=e><table class=\"f d o-t\"><thead><tr><td class=Vm><div class=\"W b c vm\"></div></td><style>@media screen and (max-width: 699.98px) { .hi-w700lt {display:none !important}}</style><td class=\"Vm hi-w700lt\"><div class=\"W b l vm\"></div></td><td style=\"width:100.0%;\" class=Vm><div class=\"W b c vm\">Opponent</div></td><td class=Vm><div class=\"W b c vm\">Result</div></td><td class=Vm><div class=\"W b c vm\">Rating</div></td><td class=\"Vm hi-w700lt orc\"><div class=\"W b c vm\">Opponent rating</div></td></tr></thead><tr class=o-t><td class=Vm><div class=\"W b C vm\"><div class=\"Fi\"></div></div></td><td class=\"Vm hi-w700lt\"><div class=\"W b L vm\"><div class=\"Fi\"></div></div></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/Mark+Patterson/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">Mark Patterson</a></div></div></div><div class=t><style>@media screen and (min-width: 700px) { .hi-w700gte {display:none !important}}</style><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(99)</div></div></div></div></td><td class=Vm><div class=\"W b C vm\"><div class=\"Fi\"><div class=\"f T\"><div class=\"f e vm\"><div class=\"c s-l\">0 - 1</div></div></div></div></div></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">~0</div><div class=\"w r-u H\">0</div></div></div></td><td class=\"Vm hi-w700lt orc\"><div class=\"W b c vm\">99</div></td></tr></table><table class=\"f d resultsByTime a\"><thead><tr><td class=\"Vm timeCol\"><div class=\"W b r vm\">Date</div></td><td class=Vm><div class=\"W b c vm\">Result</div></td><td class=Vm><div class=\"W b l vm\"></div></td><td style=\"width:100.0%;\" class=Vm><div class=\"W b c vm\">Opponent</div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">Opponent rating</div></td><td class=Vm><div class=\"W b r vm\">Duration</div></td><td class=Vm><div class=\"W b c vm\">Moves</div></td></tr></thead><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3qz></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3r0></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/Mark+Patterson/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">Mark Patterson</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(99)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">99</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3r1></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3r2></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td class=Vm><div class=\"W b l vm\">🗲</div></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/bikbik/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">bikbik</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(223)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">223</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3r3></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3r4></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/mau1903/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">mau1903</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(20)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">20</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3r5></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3r6></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/ccskdcs/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">ccskdcs</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(---)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">---</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3r7></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3r8></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/alejandro94/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">alejandro94</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(~0)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">~0</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3r9></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3ra></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><div class=\"Fi el o-n\">-</div></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(---)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">---</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3rb></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3rc></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/.marina/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">.marina</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(0)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">0</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3rd></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3re></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/wahi/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">wahi</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(35)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">35</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr><tr class=dateRow><td colspan=\"7\" class=timeCol id=__ted3rf></td></tr><tr class=resultsByTime><td class=\"Vm timeCol\"><div class=\"W b R vm\" id=__ted3rg></div></td><td class=Vm><div class=\"W b C vm\"><div style=\"padding:0px 2.0em 0px 0px;\" class=\"Fi rsp\"><div class=\"fi gf gf resultLoss\"></div></div></div></td><td></td><td style=\"width:100.0%;\"><div class=\"f T v\"><div class=t><div class=\"W e Vm o-nc\"><div class=\"W b C vm\"><a data-tr=\"RESULT-PLAYER\" href=\"/players/tItOs/Reversi?d=%2Fplayers%2F-R-R-R-R-R-%2FChessBlitz\" class=\"Fi el o-n\">tItOs</a></div></div></div><div class=t><div class=\"W e Vm hi-w700gte opponent-rating\"><div class=\"W b c vm\">(16)</div></div></div></div></td><td class=\"Vm hi-w700lt torc\"><div class=\"W b c vm\">16</div></td><td></td><td class=Vm><div class=\"W b vm\"><div class=\"F T mC h\"><div class=\"w H\">0</div></div></div></td></tr></table></div></div></div>";
if(!document.getElementById('__ted3qz')){console.error('__ted3qz')}else document.getElementById('__ted3qz').textContent=toResultDate(1451272020000);if(!document.getElementById('__ted3r0')){console.error('__ted3r0')}else document.getElementById('__ted3r0').textContent=toTimeString(1451272020000);if(!document.getElementById('__ted3r1')){console.error('__ted3r1')}else document.getElementById('__ted3r1').textContent=toResultDate(1401515400000);if(!document.getElementById('__ted3r2')){console.error('__ted3r2')}else document.getElementById('__ted3r2').textContent=toTimeString(1401515400000);if(!document.getElementById('__ted3r3')){console.error('__ted3r3')}else document.getElementById('__ted3r3').textContent=toResultDate(1343161320000);if(!document.getElementById('__ted3r4')){console.error('__ted3r4')}else document.getElementById('__ted3r4').textContent=toTimeString(1343161320000);if(!document.getElementById('__ted3r5')){console.error('__ted3r5')}else document.getElementById('__ted3r5').textContent=toResultDate(1326173040000);if(!document.getElementById('__ted3r6')){console.error('__ted3r6')}else document.getElementById('__ted3r6').textContent=toTimeString(1326173040000);if(!document.getElementById('__ted3r7')){console.error('__ted3r7')}else document.getElementById('__ted3r7').textContent=toResultDate(1325277000000);if(!document.getElementById('__ted3r8')){console.error('__ted3r8')}else document.getElementById('__ted3r8').textContent=toTimeString(1325277000000);if(!document.getElementById('__ted3r9')){console.error('__ted3r9')}else document.getElementById('__ted3r9').textContent=toResultDate(1325276940000);if(!document.getElementById('__ted3ra')){console.error('__ted3ra')}else document.getElementById('__ted3ra').textContent=toTimeString(1325276940000);if(!document.getElementById('__ted3rb')){console.error('__ted3rb')}else document.getElementById('__ted3rb').textContent=toResultDate(1325276220000);if(!document.getElementById('__ted3rc')){console.error('__ted3rc')}else document.getElementById('__ted3rc').textContent=toTimeString(1325276220000);if(!document.getElementById('__ted3rd')){console.error('__ted3rd')}else document.getElementById('__ted3rd').textContent=toResultDate(1325276040000);if(!document.getElementById('__ted3re')){console.error('__ted3re')}else document.getElementById('__ted3re').textContent=toTimeString(1325276040000);if(!document.getElementById('__ted3rf')){console.error('__ted3rf')}else document.getElementById('__ted3rf').textContent=toResultDate(1279047540000);if(!document.getElementById('__ted3rg')){console.error('__ted3rg')}else document.getElementById('__ted3rg').textContent=toTimeString(1279047540000);
if(window.makeCollapsible){resultsPanelResize=makeCollapsible(document.getElementsByClassName("resultsPanel")[0],"resultsTable");}var _opponentsView=true;switchResultsView=function(evt){if(_opponentsView){e("o-t").style.display="none";e("resultsByTime").style.display="table";e("r-oi").classList.add("r-i-inactive");e("r-ti").classList.remove("r-i-inactive");e("r-i").style.backgroundPosition="100% 0%";}else{e("o-t").style.display="table";e("resultsByTime").style.display="none";e("r-oi").classList.remove("r-i-inactive");
e("r-ti").classList.add("r-i-inactive");e("r-i").style.backgroundPosition="0% 0%";}_opponentsView=!_opponentsView;if(window.resultsPanelResize)resultsPanelResize();window.panelTrace&&panelTrace("CAPSULE "+(_opponentsView?"series":"matches"));};var opponentRows=document.querySelectorAll("tr.o-t");for(var i=0;i<opponentRows.length;i++){(function(row){row.addEventListener("click",function(evt){if(evt.target.matches("a, a *"))return;var elem=row.nextSibling.children[0];if(!elem.style.height||elem.style.height=="0px"){
elem.style.display="table-cell";var rect=elem.children[0].children[0].children[0].getBoundingClientRect();elem.style.height=(rect.bottom-rect.top)+"px";row.querySelector(".n-i").style.transform="rotate(90deg)";window.panelTrace&&panelTrace("OPPONENTROW OPEN");}else{elem.style.height="0px";setTimeout(function(){elem.style.display="none";},500);row.querySelector(".n-i").style.transform="rotate(0deg)";window.panelTrace&&panelTrace("OPPONENTROW CLOSE");}});})(opponentRows[i]);}setTimeout(function(){var dateRows=document.getElementsByClassName("dateRow");
for(var i=1;i<dateRows.length;i++){if(dateRows[i].children[0].innerText==dateRows[i-1].children[0].innerText)dateRows[i].style.display="none";}},0);var prizeTableStub=document.getElementById("expanded-prizes-stub");if(prizeTableStub){addEventListener("load",function(){prizeTableStub.style.height="0px";prizeTableStub.style.overflowY="hidden";prizeTableStub.innerHTML="";var prizeListWrapper=document.createElement("div");prizeListWrapper.classList.add("P");prizeListWrapper.appendChild(document.getElementById("prize-list").cloneNode(true));
prizeTableStub.appendChild(prizeListWrapper);});var prizeTableExpanded=false;expandMobilePrizeTable=function(){if(prizeTableExpanded){prizeTableStub.style.height="0px";e("expand-prizes-label").textContent=e("expand-prizes-label").textContent.replace(" ▲"," ▼");}else{prizeTableStub.style.height=prizeTableStub.children[0].children[0].offsetHeight+"px";e("expand-prizes-label").textContent=e("expand-prizes-label").textContent.replace(" ▼"," ▲");}prizeTableExpanded=!prizeTableExpanded;};addEventListener("resize",function(){
if(prizeTableExpanded)prizeTableStub.style.height=prizeTableStub.children[0].children[0].offsetHeight+"px";});}try{}catch(e){console.error(e);}var gameListElements=document.getElementsByClassName("gle");if(location.hash&&location.hash.indexOf("statswitch")!=-1)for(var i=0;i<gameListElements.length;i++){(setGleClickListener=function(gle){gle.addEventListener("click",function(e){if(!e.target.replaceWith||!history.pushState||!gle.querySelector)return;history.pushState(gle.id,"",gle.href);loadGameStat(gle);
e.preventDefault();});})(gameListElements[i]);}function loadGameStat(gle){if(document.body.offsetWidth<700)document.getElementById("playerStatCompWrapper").innerHTML="<h3>Loading...</h3>";switchTab("statTab");var gleText=gle.querySelector("pre").innerText;var gameName=gleText.substring(0,gleText.indexOf("\n"));document.getElementsByClassName("tabSwitcher-buttons")[0].children[1].innerText=gameName;newGameLink=gle;var s=document.createElement("script");s.src=asyncPlayerStatURL.replace("{statID}",newStatID=gle.id.substring(3))
+(asyncPlayerStatURL.indexOf("?")==-1?"?i=":"&i=")+"newStatContent";s.onerror=function(){slog("error","Can't load stat resource: "+gle.href);setTimeout(function(){location.href=gle.href;},0);};document.head.appendChild(s);}function changeTag(node,tag){var clone=document.createElement(tag);for(var i=0;i<node.attributes.length;i++)clone.setAttribute(node.attributes[i].name,node.attributes[i].value);while(node.firstChild)clone.appendChild(node.firstChild);node.replaceWith(clone);return clone;}newStatContent=function(html){
var s=document.createElement("script");s.src=asyncPlayerStatURL.replace("{statID}","deferred-"+newStatID);s.defer=true;s.onerror=function(){slog("error","Couldn't load deferred parts of player statistics: "+s.src);setTimeout(function(){location.reload();},0);};document.head.appendChild(s);document.getElementById("playerStatCompWrapper").innerHTML=html;var d=document.querySelector("div.gle");d=changeTag(d,"a");d.href=d.getAttribute("data-u");setGleClickListener(d);newGameLink.setAttribute("data-u",newGameLink.href);
changeTag(newGameLink,"div");renderRatingHistory();};window.onpopstate=function(e){var e2=document.getElementById(e.state);if(e2)loadGameStat(e2);}}if(document.readyState=="loading")document.addEventListener("DOMContentLoaded",initDPI);else initDPI();