function Converter(pgn){this.pgn=pgn;this.vBoard=new Array(8);this.initialBoard=new Array(8);this.moves=new Array();this.iteIndex=0;this.whiteToMove=true;this.startMoveNum=1;this.flippedI=false;this.flippedV=false;this.wKing=new Array();this.bKing=new Array();this.wQueens=new Array();this.bQueens=new Array();this.wBishops=new Array();this.bBishops=new Array();this.wRooks=new Array();this.bRooks=new Array();for(var i=0;i<8;i++){this.vBoard[i]=new Array(8);for(var j=0;j<8;j++){this.vBoard[i][j]=new vSquare()}}if(pgn.props.FEN){var val=pgn.props.FEN.split(/\/| /g);for(var i=0;i<8;i++){var file=0;for(var j=0;j<val[i].length;j++){var c=val[i].charAt(j);switch(c){case"p":this.vBoard[i][file].piece="pawn";this.vBoard[i][file].color="black";file++;break;case"n":this.vBoard[i][file].piece="knight";this.vBoard[i][file].color="black";file++;break;case"k":this.vBoard[i][file].piece="king";this.vBoard[i][file].color="black";this.bKingX=i;this.bKingY=file;file++;break;case"q":this.vBoard[i][file].piece="queen";this.vBoard[i][file].color="black";this.bQueens[this.bQueens.length]=[i,file];file++;break;case"r":this.vBoard[i][file].piece="rook";this.vBoard[i][file].color="black";this.bRooks[this.bRooks.length]=[i,file];file++;break;case"b":this.vBoard[i][file].piece="bishop";this.vBoard[i][file].color="black";this.bBishops[this.bBishops.length]=[i,file];file++;break;case"P":this.vBoard[i][file].piece="pawn";this.vBoard[i][file].color="white";file++;break;case"N":this.vBoard[i][file].piece="knight";this.vBoard[i][file].color="white";file++;break;case"K":this.vBoard[i][file].piece="king";this.vBoard[i][file].color="white";this.wKingX=i;this.wKingY=file;file++;break;case"Q":this.vBoard[i][file].piece="queen";this.vBoard[i][file].color="white";this.wQueens[this.wQueens.length]=[i,file];file++;break;case"R":this.vBoard[i][file].piece="rook";this.vBoard[i][file].color="white";this.wRooks[this.wRooks.length]=[i,file];file++;break;case"B":this.vBoard[i][file].piece="bishop";this.vBoard[i][file].color="white";this.wBishops[this.wBishops.length]=[i,file];file++;break;case"1":case"2":case"3":case"4":case"5":case"6":case"7":case"8":file+=parseInt(c);break}}}if(val[8]=="b"){this.whiteToMove=false}this.startMoveNum=parseInt(val[12])}else{for(var i=0;i<8;i++){this.vBoard[6][i].piece="pawn";this.vBoard[6][i].color="white";this.vBoard[1][i].piece="pawn";this.vBoard[1][i].color="black"}for(var i=0;i<2;i++){this.vBoard[7][i*7].piece="rook";this.vBoard[7][i*7].color="white";this.wRooks[this.wRooks.length]=[7,i*7];this.vBoard[0][i*7].piece="rook";this.vBoard[0][i*7].color="black";this.bRooks[this.bRooks.length]=[0,i*7];this.vBoard[7][i*5+1].piece="knight";this.vBoard[7][i*5+1].color="white";this.vBoard[0][i*5+1].piece="knight";this.vBoard[0][i*5+1].color="black";this.vBoard[7][i*3+2].piece="bishop";this.vBoard[7][i*3+2].color="white";this.wBishops[this.wBishops.length]=[7,i*3+2];this.vBoard[0][i*3+2].piece="bishop";this.vBoard[0][i*3+2].color="black";this.bBishops[this.bBishops.length]=[0,i*3+2]}this.vBoard[7][3].piece="queen";this.vBoard[7][3].color="white";this.wQueens[this.wQueens.length]=[7,3];this.vBoard[7][4].piece="king";this.vBoard[7][4].color="white";this.wKingX=7,this.wKingY=4;this.vBoard[0][3].piece="queen";this.vBoard[0][3].color="black";this.bQueens[this.bQueens.length]=[0,3];this.vBoard[0][4].piece="king";this.vBoard[0][4].color="black";this.bKingX=0,this.bKingY=4}for(var i=0;i<8;i++){this.initialBoard[i]=new Array(8);for(var j=0;j<8;j++){this.initialBoard[i][j]=this.vBoard[i][j].clone()}}this.convert=function(){var move=null;do{move=this.convertMove();if(move){this.moves[this.moves.length]=move}}while(move)};this.getCurMove=function(){if(this.moves.length>this.iteIndex){return this.moves[this.iteIndex]}return null};this.getCurMoveNo=function(){return this.iteIndex};this.nextMove=function(){if(this.moves.length>this.iteIndex){return this.moves[this.iteIndex++]}return null};this.prevMove=function(){if(this.iteIndex>0){return this.moves[--this.iteIndex]}return null};this.resetToEnd=function(){this.iteIndex=this.moves.length};this.resetToStart=function(){this.iteIndex=0};this.getStartPos=function(flipped){if(flipped!=this.flippedI){this.flipBoard(this.initialBoard);this.flippedI=!this.flippedI}return this.initialBoard};this.getEndPos=function(flipped){if(flipped!=this.flippedV){this.flipBoard(this.vBoard);this.flippedV=!this.flippedV}return this.vBoard};this.flipBoard=function(board){this.flipped=!this.flipped;for(var i=0;i<8;i++){for(var j=0;j<4;j++){tmp=board[i][j];board[i][j]=board[7-i][7-j];board[7-i][7-j]=tmp}}};this.convertMove=function(board){var to=this.pgn.nextMove();var oldTo=to;if(to==null){return}var color=to[1];to=to[0];var pawnre=/^[a-z]+[1-8]/;var knightre=/^N[0-9]?[a-z]+[1-8]/;var bishre=/^B[a-z]+[1-8]/;var queenre=/^Q([a-z]|[0-9])?[a-z]+[1-8]/;var rookre=/^R([a-z]|[0-9])?[a-z]+[1-8]/;var lCastlere=/^(0|O)-(0|O)-(0|O)/i;var sCastlere=/^(0|O)-(0|O)/i;var kingre=/^K[a-z]+[1-8]/;var prom="";var toCoords=getSquare(to);var fromCoords,from,to,result,tmp,myMove=null,pawnM=false;if(pawnre.test(to)){if(/^[a-z]+[1-8]=[A-Z]/.test(to)){prom=to.charAt(to.indexOf("=")+1)}fromCoords=findFromPawn(this.vBoard,to,toCoords,color);pawnM=true}else{if(knightre.test(to)){fromCoords=findFromKnight(this,to,toCoords,color)}else{if(bishre.test(to)){fromCoords=findFromBish(this,this.vBoard,to,toCoords,color)}else{if(queenre.test(to)){fromCoords=findFromQueen(this,this.vBoard,to,toCoords,color)}else{if(rookre.test(to)){fromCoords=findFromRook(this,this.vBoard,to,toCoords,color)}else{if(kingre.test(to)){fromCoords=findFromKing(this,this.vBoard,color)}else{if(sCastlere.test(to)){var bCoords=new Array("e8","g8","h8","f8");var wCoords=new Array("e1","g1","h1","f1");if(lCastlere.test(to)){bCoords=new Array("e8","c8","a8","d8");wCoords=new Array("e1","c1","a1","d1")}var coords=color=="white"?wCoords:bCoords;fromCoords=getSquare(coords[0]);toCoords=getSquare(coords[1]);from=this.vBoard[fromCoords[0]][fromCoords[1]];to=this.vBoard[toCoords[0]][toCoords[1]];if("king"==from.piece&&"white"==from.color){this.wKingX=toCoords[0],this.wKingY=toCoords[1]}else{if("king"==from.piece&&"black"==from.color){this.bKingX=toCoords[0],this.bKingY=toCoords[1]}}result=movePiece(this,from,to,prom);myMove=new MyMove();myMove.moveStr=oldTo[0];myMove.oPiece=result[2].piece;myMove.oColor=result[2].color;myMove.pPiece=result[3];myMove.add(new MySquare(fromCoords[0],fromCoords[1],result[0].piece,result[0].color));myMove.add(new MySquare(toCoords[0],toCoords[1],result[1].piece,result[1].color));fromCoords=getSquare(coords[2]);toCoords=getSquare(coords[3])}else{throw ("Can't figure out which piece to move '"+oldTo+"'")}}}}}}}from=this.vBoard[fromCoords[0]][fromCoords[1]];to=this.vBoard[toCoords[0]][toCoords[1]];if("king"==from.piece&&"white"==from.color){this.wKingX=toCoords[0],this.wKingY=toCoords[1]}else{if("king"==from.piece&&"black"==from.color){this.bKingX=toCoords[0],this.bKingY=toCoords[1]}else{if("bishop"==from.piece){var idx;if("white"==from.color){idx=findPieceIdx(this.wBishops,fromCoords);this.wBishops[idx][0]=toCoords[0];this.wBishops[idx][1]=toCoords[1]}else{idx=findPieceIdx(this.bBishops,fromCoords);this.bBishops[idx][0]=toCoords[0];this.bBishops[idx][1]=toCoords[1]}}else{if("queen"==from.piece){var idx;if("white"==from.color){idx=findPieceIdx(this.wQueens,fromCoords);this.wQueens[idx][0]=toCoords[0];this.wQueens[idx][1]=toCoords[1]}else{idx=findPieceIdx(this.bQueens,fromCoords);this.bQueens[idx][0]=toCoords[0];this.bQueens[idx][1]=toCoords[1]}}else{if("rook"==from.piece){var idx;if("white"==from.color){idx=findPieceIdx(this.wRooks,fromCoords);this.wRooks[idx][0]=toCoords[0];this.wRooks[idx][1]=toCoords[1]}else{idx=findPieceIdx(this.bRooks,fromCoords);this.bRooks[idx][0]=toCoords[0];this.bRooks[idx][1]=toCoords[1]}}}}}}if("queen"==to.piece){if("white"==to.color){idx=findPieceIdx(this.wQueens,toCoords);this.wQueens.splice(idx,1)}else{idx=findPieceIdx(this.bQueens,toCoords);this.bQueens.splice(idx,1)}}else{if("bishop"==to.piece){if("white"==to.color){idx=findPieceIdx(this.wBishops,toCoords);this.wBishops.splice(idx,1)}else{idx=findPieceIdx(this.bBishops,toCoords);this.bBishops.splice(idx,1)}}else{if("rook"==to.piece){if("white"==to.color){idx=findPieceIdx(this.wRooks,toCoords);this.wRooks.splice(idx,1)}else{idx=findPieceIdx(this.bRooks,toCoords);this.bRooks.splice(idx,1)}}}}if(!myMove){myMove=new MyMove()}var enPassante=null;if(pawnM){enPassante=getEnPassante(this,fromCoords[0],fromCoords[1],toCoords[0],toCoords[1])}if(enPassante){var sq=this.vBoard[enPassante[0]][enPassante[1]];var enP=new MySquare(enPassante[0],enPassante[1],sq.piece,sq.color);myMove.enP=enP;this.vBoard[enPassante[0]][enPassante[1]].color=null;this.vBoard[enPassante[0]][enPassante[1]].piece=null;this.vBoard[enPassante[0]][enPassante[1]].type=null}result=movePiece(this,from,to,prom);myMove.oPiece=result[2].piece;myMove.oColor=result[2].color;myMove.pPiece=result[3];myMove.moveStr=oldTo[0];if(prom){if("queen"==result[1].piece){if("white"==result[1].color){this.wQueens[this.wQueens.length]=[toCoords[0],toCoords[1]]}else{this.bQueens[this.bQueens.length]=[toCoords[0],toCoords[1]]}}else{if("bishop"==result[1].piece){if("white"==result[1].color){this.wBishops[this.wBishops.length]=[toCoords[0],toCoords[1]]}else{this.bBishops[this.bBishops.length]=[toCoords[0],toCoords[1]]}}else{if("rook"==result[1].piece){if("white"==result[1].color){this.wRooks[this.wRooks.length]=[toCoords[0],toCoords[1]]}else{this.bRooks[this.bRooks.length]=[toCoords[0],toCoords[1]]}}}}}myMove.add(new MySquare(fromCoords[0],fromCoords[1],result[0].piece,result[0].color));myMove.add(new MySquare(toCoords[0],toCoords[1],result[1].piece,result[1].color));return myMove};findPieceIdx=function(arr,coords){for(var i=0;i<arr.length;i++){if(arr[i][0]==coords[0]&&arr[i][1]==coords[1]){return i}}};findFromPawn=function(pos,to,tmp,color){var x=tmp[1],y=tmp[0];if(tmp[2][0]!=-1&&tmp[2][1]!=-1){return new Array(tmp[2][1],tmp[2][0])}if(tmp[2][0]!=-1||tmp[3]!=-1){var froms=new Array(new Array(tmp[0]+1,tmp[1]-1),new Array(tmp[0]+1,tmp[1]+1),new Array(tmp[0]-1,tmp[1]-1),new Array(tmp[0]-1,tmp[1]+1));for(var i=0;i<froms.length;i++){try{if(pos[froms[i][0]][froms[i][1]].piece=="pawn"&&pos[froms[i][0]][froms[i][1]].color==color){if(tmp[3]!=-1&&tmp[3]==froms[i][1]){if(y<froms[i][0]&&color=="black"){continue}if(y>froms[i][0]&&color=="white"){continue}return new Array(froms[i][0],froms[i][1])}}}catch(e){}}}else{try{var j;for(var i=0;i<8;i++){j=(color=="white")?7-i:i;if(pos[j][x].piece=="pawn"&&pos[j][x].color==color){if(Math.abs(j-y)>2){continue}if(2==Math.abs(j-y)){var j2=(color=="white")?(j-1):j+1;if(pos[j2][x].piece=="pawn"&&pos[j2][x].color==color){return new Array(j2,x)}}return new Array(j,x)}}}catch(e){}}throw ("Could not find a move with a pawn '"+to+"'")};function findFromBish(board,pos,toSAN,toCoords,color){var to=toCoords;var rtrn;var coord;if(toCoords[2][0]!=-1&&toCoords[2][1]!=-1){return new Array(toCoords[2][1],toCoords[2][0])}var arr;if(color=="white"){arr=board.wBishops}else{arr=board.bBishops}for(var i=0;i<arr.length;i++){if(Math.abs(arr[i][0]-toCoords[0])==Math.abs(arr[i][1]-toCoords[1])){return new Array(arr[i][0],arr[i][1])}}throw ("No move found for the bishop "+toSAN)}function findFromKing(board,pos,color){var x=board.wKingX,y=board.wKingY;if("black"==color){x=board.bKingX,y=board.bKingY}return new Array(x,y)}function findFromQueen(board,pos,toSAN,to,color){var op=getOppColor(color);var extra=to[2];var rtrns=new Array();if(to[2][0]!=-1&&to[2][1]!=-1){return new Array(to[2][1],to[2][0])}var arr;if(color=="white"){arr=board.wQueens}else{if(color=="black"){arr=board.bQueens}}for(var i=0;i<arr.length;i++){var rdx=to[0]-arr[i][0];var rdy=to[1]-arr[i][1];var dx=Math.abs(rdx);var dy=Math.abs(rdy);if(rdx>0){rdx=1}else{if(rdx<0){rdx=-1}}if(rdy>0){rdy=1}else{if(rdy<0){rdy=-1}}if(dx==dy||dx==0||dy==0){var x=arr[i][0];var y=arr[i][1];while(true){x+=rdx;y+=rdy;if(x==to[0]&&y==to[1]){if(extra[0]!=-1||extra[1]!=-1){if(extra[0]!=arr[i][1]&&extra[1]!=arr[i][0]){break}return new Array(arr[i][0],arr[i][1])}rtrns[rtrns.length]=new Array(arr[i][0],arr[i][1]);break}tmp=pos[x][y];if(tmp&&tmp.piece){break}}}}if(rtrns.length>1){for(var i=0;i<rtrns.length;i++){var from=pos[rtrns[i][0]][rtrns[i][1]];var oldTo=pos[to[0]][to[1]];pos[rtrns[i][0]][rtrns[i][1]]=new vSquare();pos[to[0]][to[1]]=from;var checked=isKingChecked(board,from.color,pos);pos[rtrns[i][0]][rtrns[i][1]]=from;pos[to[0]][to[1]]=oldTo;if(checked){continue}else{return rtrns[i]}}}else{if(rtrns.length==1){return rtrns[0]}}throw ("No queen move found '"+toSAN+"'")}function findFromRook(board,pos,toSAN,to,color){var op=getOppColor(color);var extra=to[2];var rtrns=new Array();var arr;if(color=="white"){arr=board.wRooks}else{arr=board.bRooks}for(var i=0;i<arr.length;i++){var rdx=to[0]-arr[i][0];var rdy=to[1]-arr[i][1];var dx=Math.abs(rdx);var dy=Math.abs(rdy);if(rdx>0){rdx=1}else{if(rdx<0){rdx=-1}}if(rdy>0){rdy=1}else{if(rdy<0){rdy=-1}}if(dx==0||dy==0){var x=arr[i][0];var y=arr[i][1];while(true){x+=rdx;y+=rdy;if(x==to[0]&&y==to[1]){if(extra[0]!=-1||extra[1]!=-1){if(extra[0]!=arr[i][1]&&extra[1]!=arr[i][0]){break}return new Array(arr[i][0],arr[i][1])}rtrns[rtrns.length]=new Array(arr[i][0],arr[i][1]);break}tmp=pos[x][y];if(tmp&&tmp.piece){break}}}}if(rtrns.length>1){for(var i=0;i<rtrns.length;i++){var from=pos[rtrns[i][0]][rtrns[i][1]];var oldTo=pos[to[0]][to[1]];pos[rtrns[i][0]][rtrns[i][1]]=new vSquare();pos[to[0]][to[1]]=from;var checked=isKingChecked(board,from.color,pos);pos[rtrns[i][0]][rtrns[i][1]]=from;pos[to[0]][to[1]]=oldTo;if(checked){continue}else{return rtrns[i]}}}else{if(rtrns.length==1){return rtrns[0]}}throw ("No rook move found '"+toSAN+"'")}findFromKnight=function(brd,toSAN,toCoords,color){var to=toCoords;var extra=to[2];if(toCoords[2][0]!=-1&&toCoords[2][1]!=-1){return new Array(toCoords[2][1],toCoords[2][0])}var pos=brd.vBoard;var rtrns=new Array();var froms=new Array(new Array(to[0]+2,to[1]+1),new Array(to[0]+2,to[1]-1),new Array(to[0]-2,to[1]+1),new Array(to[0]-2,to[1]-1),new Array(to[0]+1,to[1]+2),new Array(to[0]-1,to[1]+2),new Array(to[0]+1,to[1]-2),new Array(to[0]-1,to[1]-2));for(var i=0;i<froms.length;i++){try{var tmp=pos[froms[i][0]][froms[i][1]];if(tmp.piece=="knight"&&tmp.color==color){if(extra[0]!=-1&&froms[i][1]!=extra[0]){continue}else{if(extra[1]!=-1&&froms[i][0]!=extra[1]){continue}}rtrns[rtrns.length]=new Array(froms[i][0],froms[i][1])}}catch(e){}}if(rtrns.length>1){for(var i=0;i<rtrns.length;i++){var from=pos[rtrns[i][0]][rtrns[i][1]];pos[rtrns[i][0]][rtrns[i][1]]=new vSquare();var checked=isKingChecked(brd,from.color,pos);pos[rtrns[i][0]][rtrns[i][1]]=from;if(checked){continue}else{return rtrns[i]}}return rtrns[0]}else{if(rtrns.length==1){return rtrns[0]}}throw ("No knight move found. '"+toSAN+"'")};function getSquareColor(x,y){x+=1,y+=1;if(y%2!=0){if(x%2!=0){return"white"}else{return"black"}}else{if(x%2==0){return"white"}else{return"black"}}}function getSquare(coord){if(arguments.length!=1){throw"Wrong number of arguments"}var map=new Object();var extra=new Array(-1,-1);var taking=-1;map.a=7,map.b=6,map.c=5;map.d=4,map.e=3,map.f=2;map.g=1,map.h=0;if(coord.indexOf("+")!=-1){coord=coord.substring(0,coord.indexOf("+"))}if(/^[A-Z]/.test(coord)){coord=coord.substr(1)}if(/x/.test(coord)){var tmp=coord.split("x");if(tmp[0].length){if(/[a-z][0-9]/.test(tmp[0])){extra[0]=7-map[tmp[0].charAt(0)];extra[1]=8-tmp[0].charAt(1)}else{if(/[a-z]/.test(tmp[0])){extra[0]=7-map[tmp[0]]}else{if(/[0-9]/.test(tmp[0])){extra[1]=8-tmp[0]}}}}coord=tmp[1];taking=7-map[tmp[0]]}if(/^[a-z]{2,2}/.test(coord)){extra[0]=7-map[coord.substring(0,1)];coord=coord.substring(1)}if(/^[0-9][a-z][0-9]/.test(coord)){extra[1]=8-coord.substring(0,1);coord=coord.substring(1)}if(/^([a-z][0-9])[a-z][0-9]/.test(coord)){var tmp=coord.match(/^([a-z][0-9])[a-z][0-9]/);extra[0]=7-map[tmp[1].charAt(0)];extra[1]=8-tmp[1].charAt(1);coord=coord.replace(/[a-z][0-9]/,"")}var rtrn=new Array(8-coord.charAt(1),7-map[coord.charAt(0)],extra,taking);return rtrn}getEnPassante=function(brd,x1,y1,x2,y2){var from=brd.vBoard[x1][y1];var to=brd.vBoard[x2][y2];if("pawn"!=from.piece){return null}if((y1-y2)==0){return null}if(null!=to.piece){return null}return new Array(x1,y2)};getOppColor=function(color){return"white"==color?"black":"white"};movePiece=function(board,from,to,prom){var hist=to.clone();var tmpPiece=from.piece;var pPiece=null;to.piece=from.piece;to.color=from.color;to.type=from.type;from.piece=null;from.color=null;from.type=null;if(prom.length>0){pPiece=tmpPiece;switch(prom){case"R":to.piece="rook";break;case"B":to.piece="bishop";break;case"N":to.piece="knight";break;case"Q":to.piece="queen";break;default:throw ("Unknown promotion")}}return new Array(from,to,hist,pPiece)};isKingChecked=function(brd,col){var op=getOppColor(col);var x=brd.wKingX,y=brd.wKingY;if("black"==col){x=brd.bKingX,y=brd.bKingY}var tmp;try{for(var i=1;i<7;i++){tmp=brd.vBoard[x-i][y-i];if(tmp.color==col){break}if(tmp.color==op){if("bishop"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x+i][y+i];if(tmp.color==col){break}if(tmp.color==op){if("bishop"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x+i][y-i];if(tmp.color==col){break}if(tmp.color==op){if("bishop"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x-i][y+i];if(tmp.color==col){break}if(tmp.color==op){if("bishop"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x][y+i];if(tmp.color==col){break}if(tmp.color==op){if("rook"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x][y-i];if(tmp.color==col){break}if(tmp.color==op){if("rook"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x+i][y];if(tmp.color==col){break}if(tmp.color==op){if("rook"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}try{for(var i=1;i<7;i++){tmp=brd.vBoard[x-i][y];if(tmp.color==col){break}if(tmp.color==op){if("rook"==tmp.piece||"queen"==tmp.piece){return true}break}}}catch(e){}return false}}function MyMove(){this.actions=new Array();this.oPiece=null;this.oColor=null;this.pPiece=null;this.enP=null;this.moveStr=null;this.add=function(action){this.actions[this.actions.length]=action};this.toString=function(){return"MyMove -- no. actions "+this.actions.length}}function MySquare(x,y,piece,color){var colors=new Array("white","black");var pieces=new Array("rook");this.x=x;this.y=y;this.color=color;this.piece=piece;this.toString=function(){return"MySquare -- x = "+this.x+" y="+this.y+" color="+this.color+" piece="+this.piece};this.clone=function(){var sq=new MySquare(this.x,this.y,this.piece,this.color);return sq}}function vSquare(){this.piece=null;this.color=null;this.type="";this.toString=function(){return"vSquare -- piece = "+this.piece+" color="+this.color+" type="+this.type};this.clone=function(){var sq=new vSquare();sq.piece=this.piece;sq.color=this.color;sq.type=this.type;return sq}}function Pgn(pgn){this.props=new Object();this.validProps=["Event","Site","Date","Round","White","Black","Result","FEN","WhiteElo","BlackElo","TimeControl"];this.moves=new Array();this.currentMove=0;this.skip=0;pgn=pgn.replace(/\n/g," ");pgn=pgn.replace(/\ \$1[0-9]*/g,"!");pgn=pgn.replace(/\ \$2[0-9]*/g,"?");pgn=pgn.replace(/\ \$3[0-9]*/g,"!!");pgn=pgn.replace(/\ \$4[0-9]*/g,"??");pgn=pgn.replace(/\ \$5[0-9]*/g,"!?");pgn=pgn.replace(/\ \$6[0-9]*/g,"?!");pgn=pgn.replace(/\s+/g," ");this.pgn=pgn;this.pgnRaw=pgn;this.pgnStripped=stripIt(pgn);this.pgn=stripIt(pgn,true);var reprop=/\[([^\]]*)\]/gi;var matches=this.pgn.match(reprop);if(matches){for(var i=0;i<matches.length;i++){tmpMatches=matches[i].substring(1,matches[i].length-1);var key=tmpMatches.substring(0,tmpMatches.indexOf(" "));var value=tmpMatches.substring(tmpMatches.indexOf(" ")+1);if(value.charAt(0)=='"'){value=value.substr(1)}if(value.charAt(value.length-1)=='"'){value=value.substr(0,value.length-1)}this.props[key]=value;this.pgn=this.pgn.replace(matches[i],"")}}this.pgn=this.pgn.replace(/\[[^\]]*\]/g,"");this.pgn=this.pgn.replace(/^\s+|\s+$/g,"");var gameOverre=new Array(/1\/2-1\/2/,/0-1/,/1-0/,/\*/);var re;var themoves=this.pgn.split(" ");var tmp=new Array();tmp[1]=null;var tmpidx=0;if(this.props.FEN){var fen=this.props.FEN.split(/\/| /g);if(fen[8]=="b"){tmpidx=1;this.skip=1}}var sizeOfTheMoves=themoves.length;if(themoves.length>0){for(var i=0;i<gameOverre.length;i++){if(themoves[themoves.length-1].match(gameOverre[i])){sizeOfTheMoves=themoves.length-1;continue}}}for(var i=0;i<sizeOfTheMoves;i++){if(themoves[i]){themoves[i]=themoves[i].replace(/^\s+|\s+$/g,"")}if(!themoves[i]){continue}if(themoves[i].indexOf("-")!=-1&&!/[0|o]-[0|o]/i.test(themoves[i])&&!/[0|o]-[0|o]-[0|o]/i.test(themoves[i])){var tmp2=themoves[i].split("-");var matches=tmp2[0].match(/[0-9]*?\.?([A-Z])/);var newMove;if(matches!=null){newMove=themoves[i].replace("-","")}else{matches=tmp2[0].match(/[0-9]+\./);if(matches){newMove=matches[0]+tmp2[1]}else{newMove=tmp2[1]}}themoves[i]=newMove}var c=themoves[i].charAt(0);if(c>="1"&&c<="9"){c=themoves[i].charAt(themoves[i].length-1);if(c=="."){continue}var found=false;for(var j=0;j<themoves[i].length;j++){c=themoves[i].charAt(j);if((c>="0"&&c<="9")||c=="."){continue}else{found=true;themoves[i]=themoves[i].substring(j);break}}if(!found){continue}}tmp[tmpidx]=themoves[i];if(tmpidx==1){var move=new Move(tmp[0],tmp[1]);this.moves[this.moves.length]=move;tmpidx=0;tmp=new Array();tmp[1]=null}else{tmpidx=1}}if(tmp[0]||tmp[1]){var move=new Move(tmp[0],tmp[1]);this.moves[this.moves.length]=move}this.nextMove=function(){var rtrn=null;try{if(this.skip){this.skip=0;rtrn=new Array(this.moves[this.currentMove].black,"black");this.currentMove++}else{this.skip=1;rtrn=new Array(this.moves[this.currentMove].white,"white")}if(rtrn[0]==null||rtrn[0].length==0){rtrn=null}return rtrn}catch(e){return null}};this.getComment=function(move,idx){var i=this.pgnStripped.indexOf(move,idx);if(i==-1){return[null,idx]}for(var j=i+move.length;j<this.pgnStripped.length;j++){var c=this.pgnStripped.charAt(j);switch(c){case" ":break;case"_":for(var k=j;k<this.pgnStripped.length;k++){var c2=this.pgnStripped.charAt(k);switch(c2){case"_":break;default:if(this.pgnStripped.length>k+1&&this.pgnStripped.charAt(k+1)=="_"){continue}return[this.pgnRaw.substring(j,k),k]}}break;default:return[null,idx]}}return[null,idx]}}function Move(white,black){this.white=white;this.black=black;this.toString=function(){return this.white+" "+this.black}}function stripIt(val,strip){var count=0;var out=new Array();for(var i=0;i<val.length;i++){var c=val.charAt(i);switch(c){case"(":if(!strip){out[out.length]="_"}count++;break;case"{":if(!strip){out[out.length]="_"}count++;break;case"}":count--;if(!strip){out[out.length]="_"}break;case")":count--;if(!strip){out[out.length]="_"}break;case"\t":out[out.length]=" ";break;default:if(count>0){if(!strip){out[out.length]="_"}}else{out[out.length]=c}}}return out.join("")}function Board(divId,options){var pgn=new Pgn(document.getElementById(divId).firstChild.nodeValue);this.conv=new Converter(pgn);this.conv.convert();this.movesOnPane=new Array();this.flipped=false;this.id=(new Date()).getTime();window[this.id]=this;if(!options){options={}}this.moveInput=null;this.lastBold=null;this.lastBoldIdx=null;this.lastSquare=null;this.visuals={pgn:{}};this.opts=[];this.opts.imagePrefix="img/default/";this.opts.imageSuffix="gif";this.opts.moveFontSize="8pt";this.opts.moveFontColor="#537c3a";this.opts.moveFont="Tahoma, Arial, sans-serif";this.opts.commentFontSize="8pt";this.opts.commentFontColor="#6060df";this.opts.commentFont="Tahoma, Arial, sans-serif";this.opts.boardSize="257px";this.opts.squareSize="31px";this.opts.blackSqColor="#4b4b4b";this.opts.whiteSqColor="#ffffff";this.opts.squareBorder="1px solid #000000";this.opts.flipped=false;this.opts.showMovesPane=true;this.opts.showComments=true;this.opts.markLastMove=true;this.opts.altRewind="Rewind to the beginning";this.opts.altBack="One move back";this.opts.altFlip="Flip the board";this.opts.altShowMoves="Show moves pane";this.opts.altComments="Show comments";this.opts.altPlayMove="Play one move";this.opts.altFastForward="Fast-forward to the end";this.opts.moveBorder="0px solid #000000";var optionNames=["flipped","moveFontSize","moveFontColor","moveFont","commentFontSize","commentFontColor","commentFont","boardSize","squareSize","blackSqColor","whiteSqColor","imagePrefix","showMovesPane","movesPaneWidth","imageSuffix","comments","squareBorder","markLastMove","altRewind","altBack","altFlip","altShowMoves","altComments","altPlayMove","altFastForward","moveBorder"];for(var i=0;i<optionNames.length;i++){if(options&&typeof(options[optionNames[i]])!="undefined"){this.opts[optionNames[i]]=options[optionNames[i]]}}var brdI=new BoardImages(this.opts);var imageNames=brdI.imageNames["default"];brdI=null;this.pos=new Array();for(var i=0;i<8;i++){this.pos[i]=new Array()}this.init=function(){var boardFrame=document.getElementById(divId+"_board");var mainTable=document.createElement("table");mainTable.border=0;var mainTableTb=document.createElement("tbody");mainTable.appendChild(mainTableTb);mainTable.style.border="1px solid #000000";var tmp=document.createElement("tr");mainTableTb.appendChild(tmp);var topLeftTd=document.createElement("td");topLeftTd.vAlign="top";topLeftTd.style.width=this.opts.boardSize;tmp.appendChild(topLeftTd);var topRightTd=document.createElement("td");topRightTd.vAlign="top";tmp.appendChild(topRightTd);var topTable=document.createElement("table");topTable.style.width=(parseInt(this.opts.boardSize)+15)+"px";topTable.style.height=(parseInt(this.opts.boardSize)+15)+"px";topLeftTd.appendChild(topTable);topTable.border=0;var topTableTb=document.createElement("tbody");topTable.appendChild(topTableTb);var boardTd=document.createElement("td");boardTd.style.width=this.opts.boardSize;boardTd.style.height=this.opts.boardSize;boardTd.vAlign="top";var btnTdNext=document.createElement("td");btnTdNext.vAlign="top";btnTdNext.align="center";btnTdNext.style.height="10px";var btnTd=document.createElement("td");btnTd.vAlign="top";btnTd.style.height="10px";var propsTd=document.createElement("td");propsTd.style.height="10px";var movesTd=document.createElement("td");this.movesTd=movesTd;if(this.opts.movesPaneWidth){movesTd.style.width=this.opts.movesPaneWidth}movesTd.style.height=boardTd.style.height;movesTd.id=divId+"_board_moves";movesTd.style.overflow="auto";movesTd.style.border="1px solid #cccccc";movesTd.vAlign="top";topRightTd.appendChild(movesTd);var tmp=document.createElement("tr");tmp.style.height="0%";tmp.appendChild(boardTd);topTableTb.appendChild(tmp);topTableTb.appendChild(document.createElement("tr")).appendChild(btnTd);topTableTb.appendChild(document.createElement("tr")).appendChild(btnTdNext);topTableTb.appendChild(document.createElement("tr")).appendChild(propsTd);tmp=document.createElement("td");var tmpStr=document.createTextNode("");tmp.style.height="auto";tmp.appendChild(tmpStr);topTableTb.appendChild(document.createElement("tr")).appendChild(tmp);var board=document.createElement("table");var boardTb=document.createElement("tbody");board.appendChild(boardTb);board.style.top=boardFrame.style.top;board.style.left=boardFrame.style.left;board.style.borderCollapse="collapse";boardFrame.appendChild(mainTable);boardTd.appendChild(board);var whiteC=this.opts.whiteSqColor;var blackC=this.opts.blackSqColor;for(var i=0;i<8;i++){var tr=document.createElement("tr");var flip=(i%2)?1:0;for(var j=0;j<8;j++){var td=document.createElement("td");td.style.height=this.opts.squareSize;td.style.width=this.opts.squareSize;td.style.border=this.opts.squareBorder;td.style.padding="0px";td.vAlign="middle";td.align="center";var color=!flip?(j%2)?blackC:whiteC:!(j%2)?blackC:whiteC;td.style.background=color;this.pos[i][j]=td;tr.appendChild(td)}boardTb.appendChild(tr)}this.populatePieces();if(this.opts.flipped){flipBoard(this)}this.populateProps(propsTd);this.populateMoves(movesTd);var tmp=this;btnTd.align="center";btnTd.valign="middle";var hrefS=document.createElement("a");hrefS.href="javascript:void(0)";var href=hrefS.cloneNode(false);var input=this.getImg("rwind","btns");input.alt=this.opts.altRewind;input.title=this.opts.altRewind;href.appendChild(input);input.onclick=function(){startPosition(tmp)};btnTd.appendChild(href);input=this.getImg("back","btns");input.alt=this.opts.altBack;input.title=this.opts.altBack;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){makeBwMove(tmp)};btnTd.appendChild(href);input=this.getImg("flip","btns");input.alt=this.opts.altFlip;input.title=this.opts.altFlip;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){flipBoard(tmp)};btnTd.appendChild(href);var input=document.createElement("input");input.style.fontSize="7pt";input.size="9";input.style.border=this.opts.moveBorder;input.style.textAlign="center";this.moveInput=input;btnTdNext.appendChild(input);input=this.getImg("toggle","btns");input.alt=this.opts.altShowMoves;input.title=this.opts.altShowMoves;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){toggleMoves(tmp,"flip")};btnTd.appendChild(href);input=this.getImg("comments","btns");input.alt=this.opts.altComments;input.title=this.opts.altComments;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){toggleComments(tmp,"flip")};btnTd.appendChild(href);input=this.getImg("forward","btns");input.alt=this.opts.altPlayMove;input.title=this.opts.altPlayMove;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){makeMove(tmp)};btnTd.appendChild(href);input=this.getImg("ffward","btns");input.alt=this.opts.altFastForward;input.title=this.opts.altFastForward;href=hrefS.cloneNode(false);href.appendChild(input);input.onclick=function(){endPosition(tmp)};btnTd.appendChild(href);updateMoveInfo(this);this.toggleMoves(this.opts.showMovesPane)};flipBoard=function(board){board.deMarkLastMove(true);var frst,snd,tmp;board.flipped=!board.flipped;for(var i=0;i<8;i++){for(var j=0;j<4;j++){frst=board.pos[i][j];snd=board.pos[7-i][7-j];try{tmp=frst.removeChild(frst.firstChild)}catch(e){tmp=null}try{frst.appendChild(snd.removeChild(snd.firstChild))}catch(e){}if(tmp){snd.appendChild(tmp)}}}};this.skipToMove=function(no,color){var rNo=no*2+color+1;if(this.conv.getCurMoveNo()<rNo){var i=0;while(this.conv.getCurMoveNo()<rNo&&i<200){makeMove(this,true);i++}updateMoveInfo(this);updateMovePane(this);this.deMarkLastMove();this.markLastMove()}else{if(this.conv.getCurMoveNo()>rNo){var i=0;while(this.conv.getCurMoveNo()>rNo&&i<200){makeBwMove(this,true);i++}updateMoveInfo(this);updateMovePane(this);this.deMarkLastMove();this.markLastMove()}}};endPosition=function(board){board.deMarkLastMove();var vBoard=board.conv.getEndPos(board.flipped);board.syncBoard(vBoard);board.conv.resetToEnd();updateMoveInfo(board);updateMovePane(board,true);board.markLastMove()};this.startPosition=function(){startPosition(this)};startPosition=function(board){board.deMarkLastMove(true);var vBoard=board.conv.getStartPos(board.flipped);board.syncBoard(vBoard);board.conv.resetToStart();updateMoveInfo(board);updateMovePane(board)};makeBwMove=function(board,noUpdate){var move=board.conv.prevMove();if(move==null){return}if(!noUpdate){board.deMarkLastMove(true);board.markLastMove();updateMoveInfo(board);updateMovePane(board,true)}for(var i=move.actions.length;i>1;i-=2){var frst=move.actions[i-1].clone();var snd=move.actions[i-2].clone();var tmpM=new MySquare();tmpM.piece=frst.piece;tmpM.color=frst.color;frst.piece=snd.piece;frst.color=snd.color;snd.piece=tmpM.piece;snd.color=tmpM.color;frst.piece=move.oPiece;frst.color=move.oColor;if(move.pPiece){snd.piece=move.pPiece}board.drawSquare(frst);board.drawSquare(snd)}if(move.enP){var x=move.enP.x,y=move.enP.y;if(board.flipped){x=7-x;y=7-y}var sq=board.pos[x][y];sq.appendChild(board.getImg(move.enP.piece,move.enP.color))}};this.markLastMove=function(){if(!this.opts.markLastMove){return}try{var move=this.conv.moves[this.conv.iteIndex-1].actions[1];var piece=this.pos[move.x][move.y];if(this.flipped){piece=this.pos[7-move.x][7-move.y]}piece.lastBg=piece.style.backgroundColor.replace(/initial/g,"");piece.style.backgroundColor="#CDC9C9";this.lastSquare=piece}catch(e){}};this.deMarkLastMove=function(){var move=this.conv.moves[this.conv.iteIndex-2];if(arguments.length&&arguments[0]){move=this.conv.moves[this.conv.iteIndex-1]}if(this.conv.iteIndex+1==this.conv.moves.length){move=this.conv.getCurMove()}if(move){move=move.actions[1];var piece=this.pos[move.x][move.y];if(this.flipped){piece=this.pos[7-move.x][7-move.y]}if(piece.lastBg){piece.style.background=piece.lastBg}}if(this.lastSquare&&this.lastSquare.lastBg){this.lastSquare.style.backgroundColor=this.lastSquare.lastBg;this.lastSquare=null}};this.toggleMoves=function(flag){if(flag=="flip"){flag=this.movesTd.style.visibility=="hidden"}if(flag){this.movesTd.style.display="block";this.movesTd.style.visibility="visible"}else{this.movesTd.style.display="none";this.movesTd.style.visibility="hidden"}};this.toggleComments=function(flag){if(flag=="flip"){flag=!this.opts.showComments}if(flag){this.opts.showComments=true}else{this.opts.showComments=false}var list=this.movesTd.getElementsByTagName("span");if(list){for(var i=0;i<list.length;i++){if(flag){list[i].style.display="inline"}else{list[i].style.display="none"}}}};toggleMoves=function(board,flag){board.toggleMoves(flag)};toggleComments=function(board,flag){board.toggleComments(flag)};updateMoveInfo=function(board){var idx=board.conv.getCurMoveNo()-1;var move=board.conv.moves[idx];if(move&&move.moveStr){var str=Math.floor((idx==0?1:idx)/2+1)+". "+move.moveStr;board.moveInput.value=str}else{board.moveInput.value="..."}};makeMove=function(board,noUpdate){var move=board.conv.nextMove();if(move==null){return}if(!noUpdate){board.deMarkLastMove();board.markLastMove();updateMoveInfo(board);updateMovePane(board)}for(var i=0;i<move.actions.length;i++){board.drawSquare(move.actions[i])}board.drawEnPassante(move)};updateMovePane=function(board,bw){var idx=board.conv.getCurMoveNo();board.movesOnPane[this.lastBoldIdx]=deMakeBold(this.lastBold);this.lastBold=null;this.lastBoldIdx=null;if(board.movesOnPane[idx-1]){board.movesOnPane[idx-1]=makeBold(board.movesOnPane[idx-1]);this.lastBold=board.movesOnPane[idx-1];this.lastBoldIdx=idx-1}};makeBold=function(el){var b=document.createElement("b");b.appendChild(el.cloneNode(true));el.parentNode.replaceChild(b,el);return b};deMakeBold=function(el){if(!el){return}var rtrn=el.firstChild.cloneNode(true);el.parentNode.replaceChild(rtrn,el);return rtrn};this.drawEnPassante=function(move){if(!move.enP){return}var x=move.enP.x,y=move.enP.y;if(this.flipped){x=7-x;y=7-y}var sq=this.pos[x][y];sq.color=null;sq.piece=null;sq.removeChild(sq.firstChild)};this.drawSquare=function(square){var x=square.x,y=square.y;if(this.flipped){x=7-x;y=7-y}var sq=this.pos[x][y];sq.color=square.color;sq.piece=square.piece;if(sq.firstChild){sq.removeChild(sq.firstChild)}if(sq.piece){sq.appendChild(this.getImg(sq.piece,sq.color))}};this.updatePGNInfo=function(){this.visuals.pgn["players"].nodeValue=" ";this.visuals.pgn["elos"].nodeValue=" ";this.visuals.pgn["event"].nodeValue=" ";this.visuals.pgn["timecontrol"].nodeValue=" ";if(this.conv.pgn.props.White){this.visuals.pgn["players"].nodeValue=this.conv.pgn.props.White}if(this.conv.pgn.props.White||this.conv.pgn.props.Black){this.visuals.pgn["players"].nodeValue+=" - "}if(this.conv.pgn.props.Black){this.visuals.pgn["players"].nodeValue+=this.conv.pgn.props.Black}if(this.conv.pgn.props.WhiteElo){this.visuals.pgn["elos"].nodeValue=this.conv.pgn.props.WhiteElo}if(this.conv.pgn.props.WhiteElo||this.conv.pgn.props.BlackElo){this.visuals.pgn["elos"].nodeValue+=" - "}if(this.conv.pgn.props.BlackElo){this.visuals.pgn["elos"].nodeValue+=this.conv.pgn.props.BlackElo}if(this.conv.pgn.props.Event){this.visuals.pgn["event"].nodeValue=this.conv.pgn.props.Event}if(this.conv.pgn.props.Date){this.visuals.pgn["event"].nodeValue+=", "+this.conv.pgn.props.Date}if(this.conv.pgn.props.TimeControl){this.visuals.pgn["timecontrol"].nodeValue=this.conv.pgn.props.TimeControl}};this.updateSettings=function(){var blacks=this.opts.blackSqColor;var whites=this.opts.whiteSqColor;for(var i=0;i<8;i++){var flip=(i%2)?true:false;for(var j=0;j<8;j++){var color=flip?(j%2)?whites:blacks:!(j%2)?whites:blacks;this.pos[i][j].style.background=color}}};this.populatePieces=function(){for(var r=0;r<8;r++){for(var f=0;f<8;f++){var p=this.conv.initialBoard[r][f];if(p.piece){img=this.getImg(p.piece,p.color);this.pos[r][f].appendChild(img);this.pos[r][f].piece=p.piece;this.pos[r][f].color=p.color}}}};this.populateMoves=function(cont){if(!this.opts.showMovesPane){cont.style.visibility="hidden";cont.style.display="none"}cont.vAlign="top";var tmp2=this.conv.pgn.moves;var p=document.createElement("p");p.style.fontSize="9pt";p.style.fontFace="Tahoma, Arial, sans-serif";p.style.fontWeight="bold";var txt=document.createTextNode("");if(this.conv.pgn.props.White){var txt=document.createTextNode(this.conv.pgn.props.White+" - "+this.conv.pgn.props.Black)}p.appendChild(txt);cont.appendChild(p);var link,tmp,tmp3;var lastMoveIdx=0;var comment;for(var i=0;i<tmp2.length;i++){if(tmp2[i].white!=null){link=document.createElement("a");tmp=document.createTextNode(tmp2[i].white);tmp3=document.createElement("b");tmp3.style.fontFamily="Tahoma, Arial, sans-serif";tmp3.style.fontSize="8pt";tmp3.style.color="black";tmp3.appendChild(document.createTextNode(" "+(i+this.conv.startMoveNum)+". "));cont.appendChild(tmp3);link.href="javascript:void(window["+this.id+"].skipToMove("+i+","+0+"))";link.appendChild(tmp);link.style.fontFamily=this.opts.moveFont;link.style.fontSize=this.opts.moveFontSize;link.style.color=this.opts.moveFontColor;link.style.textDecoration="none";cont.appendChild(link);comment=this.conv.pgn.getComment(tmp2[i].white,lastMoveIdx);if(comment[0]){var tmp4=document.createElement("span");if(!this.opts.showComments){tmp4.style.display="none"}tmp4.style.fontFamily=this.opts.commentFont;tmp4.style.fontSize=this.opts.commentFontSize;tmp4.style.color=this.opts.commentFontColor;tmp4.appendChild(document.createTextNode(comment[0]));cont.appendChild(tmp4);lastMoveIdx=comment[1]}this.movesOnPane[this.movesOnPane.length]=link}if(tmp2[i].black!=null){cont.appendChild(document.createTextNode(" "));tmp=document.createTextNode(tmp2[i].black);link=document.createElement("a");link.style.fontFamily=this.opts.moveFont;link.style.fontSize=this.opts.moveFontSize;link.style.color=this.opts.moveFontColor;link.style.textDecoration="none";link.appendChild(tmp);link.href="javascript:void(window["+this.id+"].skipToMove("+i+","+1+"))";cont.appendChild(link);comment=this.conv.pgn.getComment(tmp2[i].black,lastMoveIdx);if(comment[0]){var tmp4=document.createElement("span");if(!this.opts.showComments){tmp4.style.display="none"}tmp4.style.fontFamily=this.opts.commentFont;tmp4.style.fontSize=this.opts.commentFontSize;tmp4.style.color=this.opts.commentFontColor;tmp4.appendChild(document.createTextNode(comment[0]));cont.appendChild(tmp4);lastMoveIdx=comment[1]}this.movesOnPane[this.movesOnPane.length]=link}}if(!(typeof(this.conv.pgn.props.Result)=="undefined")){txt=document.createTextNode("  "+this.conv.pgn.props.Result);tmp2=document.createElement("b");tmp2.appendChild(txt);tmp2.style.fontSize="9pt";cont.appendChild(tmp2);this.movesOnPane[this.movesOnPane.length]=tmp2}};this.populateProps=function(container){var tdS=document.createElement("td");tdS.style.fontFamily="Tahoma, Arial, sans-serif";tdS.style.fontSize="8pt";tdS.align="center";var tbl=document.createElement("table");tbl.cellPadding="0";tbl.cellSpacing="0";var tblTb=document.createElement("tbody");tbl.appendChild(tblTb);tbl.width="100%";container.appendChild(tbl);var tr=document.createElement("tr");tblTb.appendChild(tr);var td=tdS.cloneNode(true);td.style.fontWeight="bold";tr.appendChild(td);var txt=document.createTextNode("&nbsp;");this.visuals.pgn["players"]=txt;td.appendChild(txt);tr=document.createElement("tr");tblTb.appendChild(tr);td=tdS.cloneNode(false);tr.appendChild(td);txt=document.createTextNode("&nbsp;");this.visuals.pgn["elos"]=txt;td.appendChild(txt);tr=document.createElement("tr");tblTb.appendChild(tr);td=tdS.cloneNode(false);tr.appendChild(td);txt=document.createTextNode("&nbsp;");this.visuals.pgn["event"]=txt;td.appendChild(txt);tr=document.createElement("tr");tblTb.appendChild(tr);td=tdS.cloneNode(false);tr.appendChild(td);txt=document.createTextNode("&nbsp;");this.visuals.pgn["timecontrol"]=txt;td.appendChild(txt);this.updatePGNInfo()};this.getImg=function(piece,color){var src=this.opts.imagePrefix+imageNames[color][piece];var img=document.createElement("img");img.border=0;img.style.padding="0px";img.style.margin="0px";img.style.border="0px solid #cccccc";if(/\.gif$/.test(img.src.toLowerCase())&&navigator.userAgent.toLowerCase().indexOf("msie")!=-1){img.runtimeStyle.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true,src='"+src+"',sizingMethod='image')"}else{img.src=src}return img};this.syncBoard=function(result){for(var i=0;i<8;i++){for(var j=0;j<8;j++){this.syncSquare(result[i][j],this.pos[i][j])}}};this.syncSquare=function(from,to){to.piece=from.piece;to.color=from.color;if(to.firstChild){to.removeChild(to.firstChild)}if(to.piece){to.appendChild(this.getImg(to.piece,to.color))}};function setUp(board,divId){var pgn=new Pgn(document.getElementById(divId).firstChild.nodeValue);var conv=new Converter(pgn);conv.convert();var brd=new Board(conv);brd.init()}}function BoardImages(options){this.set="default";this.pref="";this.suf="gif";if(options.set){this.set=options.set}if(options.imagePrefix){this.pref=options.imagePrefix}if(options.imageSuffix){this.suf=options.imageSuffix}this.imageNames={"default":{white:{rook:"wRook."+this.suf,bishop:"wBishop."+this.suf,knight:"wKnight."+this.suf,queen:"wQueen."+this.suf,king:"wKing."+this.suf,pawn:"wPawn."+this.suf},black:{rook:"bRook."+this.suf,bishop:"bBishop."+this.suf,knight:"bKnight."+this.suf,queen:"bQueen."+this.suf,king:"bKing."+this.suf,pawn:"bPawn."+this.suf},btns:{ffward:"buttons/ffward."+this.suf,rwind:"buttons/rwind."+this.suf,forward:"buttons/forward."+this.suf,back:"buttons/back."+this.suf,toggle:"buttons/toggle."+this.suf,comments:"buttons/comments."+this.suf,flip:"buttons/flip."+this.suf}}};this.preload=function(){var set=this.set;var pref=this.pref;if(arguments.length>0){set=arguments[0]}if(arguments.length>1){pref=arguments[1]}var img;for(i in this.imageNames[set]){for(j in this.imageNames[set][i]){img=new Image();img.src=this.imageNames[set][i][j]}}}};