var m0 = new Array(1)

m0[1] = new Array(10,26,35,26,12,26,60,62,127,61,6,12,42,32,3,10,43,25,4,5,48,40,33,16,50,34,27,34,25,16);
m0[1].base = new Array(12,13,14,15,15,16,17,18,19,20,21,22,23,24,25,0);
m0[1].root =0;
m0[1].move =11;
m0[3] = new Array(38,31,27,35);
m0[3].base = new Array(64,65,0);
m0[3].root =2;
m0[3].move =1;
m0[2] = new Array(33,42,49,42,31,38,52,38,0,1,55,39);
m0[2].base = new Array(62,63,66,67,68,69,0);
m0[2].root =0;
m0[2].move =49;
m0[4] = new Array(31,39,52,53);
m0[4].base = new Array(70,71,0);
m0[4].root =0;
m0[4].move =49;
m0[5] = new Array(55,39,0,8,39,31,5,6,31,22,14,5,38,39,33,42,49,42,5,4,39,15,6,22,21,22,13,22);
m0[5].base = new Array(75,76,77,78,79,80,81,82,83,84,85,86,87,88,0);
m0[5].root =0;
m0[5].move =52;
m0[0] = new Array(52,36,12,20,51,35,11,27,57,42,5,12,61,43,1,18,62,45,18,33,36,28,33,43,59,43,3,11,60,62,127,61,8,24,42,52,9,17,61,60,2,16,43,59,16,52,59,52,15,31,45,30,12,30,58,30,6,12,56,58,12,29,50,42,10,26,30,44,29,44,53,44,26,34,44,36,14,22,36,27,11,27,60,61,17,25,61,21,4,6,71,5,58,61,25,33,54,38,31,38,52,38,6,14,55,39);
m0[0].base = new Array(0,1,2,3,4,5,6,7,8,9,10,11,26,27,28,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,57,58,59,60,61,72,73,74,0);
m0[0].root =0;
m0[0].move =0;
var n0 = new Array();
var b0 = -1;
var pieces = "KQNBR ";
function g0(a,b)
{	gm(m0,n0,0,b0,'chesschatr1g0.htm',a,b);}
function MB50()
{b0=MB5(m0,n0,0,b0,'chesschatr1g0.htm'); GMS(m0,n0,0,b0,'chesschatr1g0.htm');}
function MB0()
{b0=MB(m0,n0,0,b0,'chesschatr1g0.htm'); GMS(m0,n0,0,b0,'chesschatr1g0.htm');}
function MF50()
{b0=MF5(m0,n0,0,b0,'chesschatr1g0.htm'); GMS(m0,n0,0,b0,'chesschatr1g0.htm');}
function MF0()
{b0=MF(m0,n0,0,b0,'chesschatr1g0.htm',true); ichesschatr10.value=GMS(m0,n0,0,b0,'chesschatr1g0.htm');}
var nAnimate = new Array(1,1);
var nMoves = new Array(0,0);
var nLevels = new Array(0,0);
var nNameCount = new Array(0,0);
var nOld = new Array(-1,-1);
baseName = 'chesschatr1';
var EmptyWhitePath = "gif/w.gif";
var EmptyBlackPath = "gif/b.gif";
// Copyright 98,99 by ChessBase GmbH, Germany
function Init( path )
{ gifs = new Array(6);
	for ( var i=0; i< 26; i++)
		gifs[i]= new Image();
	gifs[0].src = path + "b.gif";
	gifs[1].src = path + "bbb.gif";
	gifs[2].src = path + "bbw.gif";
	gifs[3].src = path + "bkb.gif";
	gifs[4].src = path + "bkw.gif";
	gifs[5].src = path + "bqb.gif";
	gifs[6].src = path + "bqw.gif";
	gifs[7].src = path + "brb.gif";
	gifs[8].src = path + "brw.gif";
	gifs[9].src = path + "bnb.gif";
	gifs[10].src = path + "bnw.gif";
	gifs[11].src = path + "wbb.gif";
	gifs[12].src = path + "wbw.gif";
	gifs[13].src = path + "wrb.gif";
	gifs[14].src = path + "wrw.gif";
	gifs[15].src = path + "wqb.gif";
	gifs[16].src = path + "wqw.gif";
	gifs[17].src = path + "wkb.gif";
	gifs[18].src = path + "wkw.gif";
	gifs[19].src = path + "wnb.gif";
	gifs[20].src = path + "wnw.gif";
	gifs[21].src = path + "wpb.gif";
	gifs[22].src = path + "wpw.gif";
	gifs[23].src = path + "bpb.gif";
	gifs[24].src = path + "wpb.gif";
	gifs[25].src = path + "b.gif";
}
function SyncPicture( base, basename )
{	if ( base > -1 ) return base;
	for ( i=0; i < document.images.length; i++ )
	{	if ( document.images[i].name != "" )
			if ( document.images[i].name == basename )
				return i;
			else if ( document.images[i].name.substring(0,3) == basename.substring(0,3) )
				i+= 63;
	}
	return -1;
}
function MF5( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	for ( i=0; nMoves[nm] < moves[nLevels[nm]].length / 2 && i < 10; i++ )
		MF( moves, names, nm, base, false );
	return base;
}
function MB5( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	for ( i=0; ( nMoves[nm] > 0 || nLevels[nm] > 0 ) && i < 10; i++ )
		MB( moves, names, nm, base );
	return base;
}
function GoStart( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	while ( nMoves[nm] > 0 || nLevels[nm] > 0 )
		MB( moves, names, nm, base );
	return base;
}
function GoEnd( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	while ( nMoves[nm] < moves[nLevels[nm]].length / 2 )
		MF( moves, names, nm, base, false );
	return base;
}
function MF( moves, names, nm, base, basename, bCheckV )
{	base = SyncPicture( base, basename );
	if ( bCheckV )
	{	var b = false;
		for ( i=0; i < moves.length; i++ )
			if ( i != nLevels[nm] && moves[i].root == nLevels[nm] && moves[i].move == nMoves[nm] )
				b = true;
		if ( b )
		{	var vf = window.open('', 'Frank', 'status=no,scrollbars=no,menubar=no,toolbar=no,width=240,height=160')
			with ( vf.document )
			{	open();
				write('<HTML><HEAD><TITLE>Varianten</TITLE></HEAD><BODY><DIV ID="disp"></DIV><LAYER id="NS"></LAYER></BODY></HTML>')
				close()
			}
			vf.erzeuger = self;
			var ihtml="<a href=\"javascript:erzeuger.MF(erzeuger.m" + nm +
						 ",erzeuger.n" + nm + "," + nm + ",erzeuger.b" + nm + ",'" + basename + "',false);";
			ihtml = ihtml + "erzeuger.GMS(erzeuger.m" + nm +
						",erzeuger.n" + nm + "," + nm + ",erzeuger.b" + nm + ",'" + basename + "');";
			ihtml = ihtml + "self.close()\">";
			ihtml = ihtml + "Hauptvariante - Main line" + "<\a>";
			ihtml = ihtml + "<BR>";
			var nCurrentLevel=nLevels[nm];
			var nMoveNum=nMoves[nm];
			for ( j=0; j < moves.length; j++ )
			{	if ( j != nCurrentLevel && moves[j].root == nCurrentLevel && moves[j].move == nMoveNum )
				{	gm( moves,names,nm,base,basename,1,j);
					var moveStr = GMS2( moves, names, nm, base, 1, j, basename );
					ihtml = ihtml + "<a href=\"javascript:erzeuger.gm(erzeuger.m" + nm +
						",erzeuger.n" + nm + "," + nm + ",erzeuger.b" + nm + ",'" + basename + "',";
					ihtml = ihtml + "1," + j + ");self.close()\">";
					ihtml = ihtml + moveStr + "<\a>";
					ihtml = ihtml + "<BR>";
					gm( moves,names,nm,base,basename,nMoveNum,nCurrentLevel);
				}
			}
			if ( document.all )
				vf.document.all.disp.innerHTML=ihtml
			else if ( document.layers )
			{	vf.document.layers[0].document.clear();
				vf.document.layers[0].document.write(ihtml);
				vf.document.layers[0].document.close();
			}
			return base;
		}
	}
	if ( nMoves[nm] < moves[nLevels[nm]].length / 2 )
	{	var n = nMoves[nm]*2;
		var from = moves[nLevels[nm]][ n ] & 0x3f;
		var to = moves[nLevels[nm]][ n+1 ] & 0x3f;
		names[ nNameCount[nm]   ] = document.images[ base + from ].src;
		names[ nNameCount[nm]+1 ] = document.images[ base + to ].src;
		var len = names[nNameCount[nm]].length;
		var nn = (Math.floor(( to / 8 )) + ( to % 8 ));
		var dest = ( nn % 2 ) == 1 ? "b" : "w";
		var piece = names[nNameCount[nm]].substring(len-6,len-5);
		if (( moves[nLevels[nm]][ n ] & 0x380 ) == 0x80 )
			piece = "q";
		else if (( moves[nLevels[nm]][ n ] & 0x380 ) == 0x100 )
			piece = "n";
		else if (( moves[nLevels[nm]][ n ] & 0x380 ) == 0x180 )
			piece = "b";
		else if (( moves[nLevels[nm]][ n ] & 0x380 ) == 0x200 )
			piece = "r";
		document.images[ base + to ].src = names[nNameCount[nm]].substring(0,len-6) + piece + dest + names[nNameCount[nm]].substring(len-4,len);
		nn = (Math.floor(( from / 8 )) + ( from % 8 ));
		if (( nn % 2 ) == 1 )
			document.images[ base + from ].src = EmptyBlackPath;
		else
			document.images[ base + from ].src = EmptyWhitePath;
		nMoves[nm]++;
		nNameCount[nm] = nNameCount[nm] + 2;
		if ( nMoves[nm] < moves[nLevels[nm]].length / 2 && ( moves[nLevels[nm]][ nMoves[nm]*2 ] & 0x40 ) == 0x40 )
			MF( moves, names, nm, base, bCheckV );
	}
	return base
}
function MB( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	if ( nMoves[nm] > 0 )
	{	nMoves[nm]--;
		nNameCount[nm] -= 2;
		var from = moves[nLevels[nm]][ nMoves[nm]*2 ] & 0x3f;
		var to = moves[nLevels[nm]][ nMoves[nm]*2+1 ] & 0x3f;
		document.images[ base + from ].src = names[ nNameCount[nm] ];
		document.images[ base + to ].src = names[ nNameCount[nm]+1 ];
		if (( moves[nLevels[nm]][ nMoves[nm]*2 ] & 0x40 ) == 0x40 )
			MB( moves, names, nm, base );
	}
	if ( nMoves[nm] == 0 )
		if ( nLevels[nm] > 0 )
		{	nMoves[nm] = moves[nLevels[nm]].move;
			nLevels[nm] = moves[nLevels[nm]].root;
			if (( moves[nLevels[nm]][nMoves[nm]*2] & 0x40 ) == 0x40 )
				nMoves[nm]--;
		}
	return base;
}
function GMS2(  moves, names, nm, base, nMoveNumber, nLevel, basename )
{	if ( nMoveNumber > 0 )
	{	var n = (nMoveNumber-1)*2;
		var off=1;
		for ( i=0; i <= n; i += 2 )
			if (( moves[nLevel][i] & 0x40 ) == 0x40 )
				off = off+1;
		var from = moves[nLevel][ n ] & 0x3f;
		var to = moves[nLevel][ n+1 ] & 0x3f;
		var len = document.images[ base + to ].src.length;
		var piece = document.images[ base + to ].src.substring(len-6,len-5);
		if ( piece == "q" )
			piece = pieces.substring(1,2);
		else if ( piece == "r" )
			piece = pieces.substring(4,5);
		else if ( piece == "b" )
			piece = pieces.substring(3,4);
		else if ( piece == "n" )
			piece = pieces.substring(2,3);
		else if ( piece ==  "k" )
			piece = pieces.substring(0,1);
		else piece = pieces.substring(5,6);
		var piece2 = "";
		if (( moves[nLevel][ n ] & 0x380 ) == 0x80 )
			piece2 = pieces.substring(1,2);
		else if (( moves[nLevel][ n ] & 0x380 ) == 0x100 )
			piece2 = pieces.substring(2,3);
		else if (( moves[nLevel][ n ] & 0x380 ) == 0x180 )
			piece2 = pieces.substring(3,4);
		else if (( moves[nLevel][ n ] & 0x380 ) == 0x200 )
			piece2 = pieces.substring(4,5);
		var lines = "abcdefgh";
		var rows = "87654321";
		var fromLine = from%8;
		var fromRow = Math.floor(from/8);
		var toLine = to%8;
		var toRow = Math.floor(to/8);
		var moveNumber = gmn( moves, nLevel ) + nMoveNumber-off;
		var result = (Math.floor((moveNumber)/2)+1).toString() + ". ";
		if ( document.images[ base + to ].src.substring(len-7,len-6) == "b" )
			result = result + "... ";
		if ( n >= 2 && (( moves[nLevel][n] & 0x40 ) == 0x40 ))
		{	if (( moves[nLevel][n-1] == 62 ) || ( moves[nLevel][n-1] == 6 ))
				result = result + "0-0"
			else if (( moves[nLevel][n-1] == 2 + 7 * 8 ) || ( moves[nLevel][n-1] == 2 + 0 * 8 ))
				result = result + "0-0-0"
			else
			{	var sep = "x";
				from = moves[nLevel][ n-2 ] & 0x3f;
				to = moves[nLevel][ n-1 ] & 0x3f;
				fromLine = from%8;
				fromRow = Math.floor(from/8);
				toLine = to%8;
				toRow = Math.floor(to/8);
				result = result	+ lines.substring( fromLine, fromLine+1 ) + rows.substring( fromRow, fromRow+1 )
										+ sep
										+ lines.substring( toLine, toLine+1 ) + rows.substring( toRow, toRow+1 )
										+ piece2 + " ep";
			}
		}
		else
		{	var len = names[ nNameCount[nm]-1 ].length;
			var substr = names[ nNameCount[nm]-1 ].substring( len-6, len );
			var sep = (( substr == "/w.gif" ) || ( substr == "\\w.gif" ) ||
						  ( substr == "/b.gif" ) || ( substr == "\\b.gif" )) ? "-" : "x";
			if ( piece2 != "" ) piece = "";
			result = result + piece.toUpperCase() + lines.substring( fromLine, fromLine+1 ) + rows.substring( fromRow, fromRow+1 )
				+ sep
				+ lines.substring( toLine, toLine+1 ) + rows.substring( toRow, toRow+1 )
				+ piece2;
		}
	}
	else
		result='';
	if (document.all)
	{	name = 'i' + baseName + nm;
		if ( result == '' )
			document.all.tags( "DIV" )[name].innerHTML = "Startposition";
		else
			document.all.tags( "DIV" )[name].innerHTML = "Position after " + result;
	}
	else if ( document.layers )
	{	document.layers[nm].document.layers[0].document.clear();
		var gesamt = "<center>Position after " + result + "</center>";
		document.layers[nm].document.layers[0].document.write(gesamt);
		document.layers[nm].document.layers[0].document.close();
	}
	return result;
}
function GMS( moves, names, nm, base, basename )
{	base = SyncPicture( base, basename );
	var nLevel = nLevels[nm];
	var nMoveNumber = nMoves[nm];
	if ( nMoveNumber >= 0 && nMoveNumber <= moves[nLevel].length / 2 )
	{	if ( document.all )
		{	if ( nOld[nm] != -1 )
				document.anchors[nOld[nm]].style.background="#FFF8B3";
			if ( nMoveNumber > 0 )
			{	nOld[nm] = moves[nLevel].base[nMoveNumber-1];
				document.anchors[nOld[nm]].style.background="gray";
			}
			else
				nOld[nm] = -1;
		}
		return GMS2( moves, names, nm, base, nMoveNumber, nLevel, basename );
	}
	else
		return "??";
}
function gm( moves, names, nm, base, basename, n, m )
{	base = SyncPicture( base, basename );
	GoStart(moves,names,nm,base,basename );
	gm_sub( moves,names,nm,base,basename,n,m);
	GMS( moves, names, nm, base, basename );
}
function gmn( moves, m )
{	if ( m > 0 )
	{	var off=0;
		var n2 = moves[m].move;
		var m2 = moves[m].root;
		for ( i=0; i <= n2*2; i += 2 )
			if (( moves[m2][i] & 0x40 ) == 0x40 )
				off = off+1;
		return gmn( moves, m2 ) + ( n2 - off );
	}
	return 0;
}
function gm_sub( moves, names, nm, base, basename, n, m )
{	if ( m > 0 )
	{	var off=0;
		var n2 = moves[m].move;
		var m2 = moves[m].root;
		for ( i=0; i <= n2*2; i += 2 )
			if (( moves[m2][i] & 0x40 ) == 0x40 )
				off = off+1;
		gm_sub( moves,names,nm,base, basename, n2-off, m2  );
	}
	nLevels[nm]=m;
	nMoves[nm]=0;
	for ( i=0; i < n; i++ )
		MF(moves,names,nm,base,basename, false);
}