var G;

function Game()
{
	this.gg_name='Линии (Lines)';
	this.gg_version='1.2';
	this.gg_bgcolor='#ffffff';
	this.gg_bgcolor_status='#FFFFA8';
	this.gg_bgcolor_info='#E7E7E7';
	this.gg_field_size=9;
	var cur_url = new String(window.location);
	var url_re = /(7|8|10|11|12)\.html/i;
	if (cur_url.match(url_re)!=null)
	{
		this.gg_field_size = RegExp.$1
	}
	this.gg_ball_num=7;
	this.gg_balls_per_turn=3;
	if (this.gg_field_size > 10)
	{
		this.gg_balls_per_turn = this.gg_field_size - 7;
	}
	this.gg_balls_per_line=5;
	this.gg_cell_size=40;
	this.gg_next_balls_panel_size='40';
	this.gg_delay=300;
	this.gg_base_url='';
	this.gg_ball_img_dir='/games/lines/images/';
	this.gg_ajaxurl='/games/lines/lines.ajax.php';
	this.gu_points=0;
	this.gu_turns=0;
	this.gu_save='';
	this.gu_status='';
	this.gu_show_next_balls=0;
	this.gi_points =new Array();
	this.gi_points[5]=10;
	this.gi_points[6]=12;
	this.gi_points[7]=18;
	this.gi_points[8]=28;
	this.gi_points[9]=42;
	this.gi_points[10]=60;
	this.gi_points[11]=82;
	this.gi_points[12]=108;
	this.gi_x_pos_old=-1;
	this.gi_y_pos_old=-1;
	this.gi_x_pos_new=-1;
	this.gi_y_pos_new=-1;
	this.gi_ball_selected=false;
	this.gi_game_finished=false;
	this.gi_next_turn=true;
	this.gd_btn_captions = new Array('Новая игра', 'Загрузить', 'Сохранить', 'Настройки', 'Правила');
	this.gd_btn_ids = new Array('_gamebuttonnew', '_gamebuttonload', '_gamebuttonsave', '_gamebuttonsettings', '_gamebuttonrules');
	this.gd_btn_act = new Array('newGame()', 'alert(\'отключено\')', 'alert(\'отключено\')', 'winOpen(\'_gameparams\');', '#rules');
	this.gd_gamepoints_txt = 'Очки'
	this.gd_gameturns_txt = 'Шаги'
	for (var i=0;i<this.gg_field_size;i++)
	{
		for (var j=0;j<this.gg_field_size;j++)
		{
			eval("this.gu_field_"+i+"_"+j+"=0;");
		}
	}
	var img_bgcell=new Image();
	img_bgcell.src=this.gg_ball_img_dir+'bgcell.gif';
	for (var i=1;i<=this.gg_ball_num;i++)
	{
		eval("var img_"+i+"=new Image();img_"+i+".src='"+this.gg_ball_img_dir+i+".gif';");
		eval("var img_"+i+"_a=new Image();img_"+i+"_a.src='"+this.gg_ball_img_dir+i+"a.gif';");
		eval("var img_"+i+"_100=new Image();img_"+i+"_100.src='"+this.gg_ball_img_dir+(100+i)+".gif';");
	}

	this.getCell=function getCell(x_pos,y_pos)
	{
		var r;
		eval("r=this.gu_field_"+x_pos+"_"+y_pos+";");
		return r;
	}
	this.setCell=function setCell(x_pos,y_pos,v)
	{
		var rv='<img src='+this.gg_ball_img_dir+'px.gif width='+this.gg_cell_size+' height='+this.gg_cell_size+' border=0>';
		eval("this.gu_field_"+x_pos+"_"+y_pos+"=v;");
		if (v>0 && v!=100)
		{
			rv="<img src="+this.gg_ball_img_dir+v+".gif width="+this.gg_cell_size+" height="+this.gg_cell_size+" border=0>";
		}
		if (this.gu_show_next_balls<2 && v>100)
		{
			rv='<img src='+this.gg_ball_img_dir+'px.gif width='+this.gg_cell_size+' height='+this.gg_cell_size+' border=0>';
		}
		eval("document.getElementById('cell_"+x_pos+"_"+y_pos+"').innerHTML=rv;");
	}

	this.drawField=function drawField()
	{
		var w=this.gg_balls_per_turn+2;
		(this.gg_cell_size*this.gg_balls_per_turn)
		document.writeln('<table>\n');
		document.writeln('<tr>\n');
		document.writeln('<td colspan='+w+'>');
		document.writeln('<table border=0 cellspacing=0 cellpadding=0 width=100%>\n');
		document.writeln('<tr bgcolor='+this.gg_bgcolor+' height='+(this.gg_cell_size+4)+'px>\n');
		document.writeln('<td width='+((100-this.gg_next_balls_panel_size)/2)+'% class="gameheader" id=gamepoints>Очки:&nbsp;</td>\n');
		document.writeln('<td width='+((100-this.gg_next_balls_panel_size)/2)+'% class="gameheader" id=gameturns>Ходы:&nbsp;</td>\n');
		for (var i=0;i<this.gg_balls_per_turn;i++)
		{
			document.writeln('<td width='+(this.gg_next_balls_panel_size/this.gg_balls_per_turn)+'% align="center" valign="middle"');
			document.writeln(' id=prevball_'+i+'>&nbsp;</d>\n');
		}
		document.writeln('</tr>\n');
		document.writeln('</table>\n');
		document.writeln('</td>\n');
		document.writeln('</tr>\n');
		document.writeln('<tr>\n');
		document.writeln('<td bgcolor='+this.gg_bgcolor+' colspan='+w+' align=center valign=middle>\n');
		document.writeln('<table border=0 cellspacing=0 cellpadding=0 bgcolor='+this.gg_bgcolor+'>\n');
		document.writeln('<tr>\n<td colspan='+this.gg_field_size+' height=3>\n</td>\n</tr>\n');
		for (var j=0;j<this.gg_field_size;j++)
		{
			document.writeln('<tr>\n');
			for (var i=0;i<this.gg_field_size;i++)
			{
				document.writeln('<td background='+this.gg_ball_img_dir+'bgcell.gif height='+this.gg_cell_size+'px width='+this.gg_cell_size+'px align="center" valign="middle"');
				document.writeln(' onClick="javascript:Move('+i+','+j+');" id=cell_'+i+'_'+j+' style="cursor:hand">&nbsp;</td>\n');
			}
			document.writeln('</tr>\n');	
		}
		document.writeln('<tr>\n<td colspan='+this.gg_field_size+' height=3>\n</td>\n</tr>\n');
		document.writeln('</table>\n');
		document.writeln('</td>\n');
		document.writeln('</tr>\n');
		document.writeln('<tr>\n');
		document.writeln('<td colspan='+w+'>');
		for (var i=0;i<this.gd_btn_captions.length;i++ )
		{
			if (i<1 || i>2)
			{
				var href='#';
				var onclk = 'javascript:return true';
				if (this.gd_btn_act[i] == "#rules")
				{
					href=this.gd_btn_act[i];
				}
				else
				{
					onclk ='javascript:' + this.gd_btn_act[i] + ';';
				}
				document.writeln('<div id="' + this.gd_btn_ids[i] +'" class="gamebutton"><a href="'+href+'" onClick="' + onclk + ';" onMouseDown="javascript:d_changeButtonState(\'' + this.gd_btn_ids[i] +'\', \'game_button_on\', 1);" onMouseUp="javascript:d_changeButtonState(\'' + this.gd_btn_ids[i] +'\', \'game_button_off\', 0);" onMouseOut="javascript:d_changeButtonState(\'' + this.gd_btn_ids[i] +'\', \'game_button_off\', 0);">' + this.gd_btn_captions[i] +'</a></div>\n');
			}
		}
		document.writeln('</td>\n');
		document.writeln('</tr>\n');
		document.writeln('</table>\n');	
	}
	this.refreshGame=function()
	{
		var d=0;
		var line='';
		var anim='';
		var k=0;
		for (var i=0;i<this.gg_balls_per_turn;i++)
		{
			document.getElementById('prevball_'+k).innerHTML='&nbsp;';
		}
		for (var i=0;i<this.gg_field_size;i++)
		{
			for (var j=0;j<this.gg_field_size;j++)
			{
				d=this.getCell(i,j);
				if (d==0)
				{
					eval("document.getElementById('cell_"+i+"_"+j+"').innerHTML='&nbsp;';");				
				}
				if (d<100)
				{
					if (d>0)
					{
						anim='';
						if (this.gi_x_pos_old==i && this.gi_y_pos_old==j)
						{
							anim='a';
						}
						eval("document.getElementById('cell_"+i+"_"+j+"').innerHTML='<img src="+this.gg_ball_img_dir+d+anim+".gif width="+this.gg_cell_size+" height="+this.gg_cell_size+" border=0>';");
					}
				}
				else 
				{
					if (this.gu_show_next_balls<2)
					{
						eval("document.getElementById('cell_"+i+"_"+j+"').innerHTML='<img src="+this.gg_ball_img_dir+"px.gif width="+this.gg_cell_size+" height="+this.gg_cell_size+" border=0>';");
					}
					else
					{
						if (d>100)
						{
							eval("document.getElementById('cell_"+i+"_"+j+"').innerHTML='<img src="+this.gg_ball_img_dir+d+".gif border=0>';");
						}
					}
					if (d>100)
					{
						if (this.gu_show_next_balls==0)
						{
							document.getElementById('prevball_'+k).innerHTML='<img src='+this.gg_ball_img_dir+'px.gif width='+this.gg_cell_size+' height='+this.gg_cell_size+' border=0>';
						}
						else
						{
							document.getElementById('prevball_'+k).innerHTML='<img src='+this.gg_ball_img_dir+(d-100)+'.gif width='+this.gg_cell_size+' height='+this.gg_cell_size+' border=0>';
						}
						k++;
					}
				}
			}
		}
		document.getElementById('gamepoints').innerHTML=this.gd_gamepoints_txt+':&nbsp;'+this.gu_points;
		document.getElementById('gameturns').innerHTML=this.gd_gameturns_txt+':&nbsp;'+this.gu_turns;
	}
	this.clearGame=function clearGame()
	{
		for (var i=0;i<this.gg_field_size;i++)
		{
			for (var j=0;j<this.gg_field_size;j++)
			{
				eval("this.gu_field_"+i+"_"+j+"=0;");
				eval("document.getElementById('cell_"+i+"_"+j+"').innerHTML='&nbsp;';");
			}
		}
		this.gu_points=0;
		this.gu_turns=0;
		if (this.gi_ball_selected==true)
		{
			this.doSelectedCell(false);
			}
		this.gi_x_pos_old=-1;
		this.gi_y_pos_old=-1;
		this.gi_x_pos_new=-1;
		this.gi_y_pos_new=-1;
		this.gi_game_finished=false;
	}

	this.loadGame=function loadGame(checkpoint)
	{
		var rs=' abcdefghij';
		var c;
		var p;
		if (checkpoint!='')
		{
			for (var j=0;j<this.gg_field_size;j++)
			{
				for (var i=0;i<this.gg_field_size;i++)
				{
					c=checkpoint.substr(j*this.gg_field_size+i,1);
					p=rs.indexOf(c);
					if (p>0)
					{
						c=p+100;
					}
					eval("this.gu_field_"+i+"_"+j+"=c;");
				}
			}
		}
		this.setStatus('Начата новая игра.');
	}
	this.setStatus=function setStatus(s)
	{
		if (document.getElementById('_gamestatus'))
		{
			document.getElementById('_gamestatus').innerHTML=s;
		}
	}
	this.beforeTurn=function beforeTurn(x,y)
	{
		var r=false;
		if (this.gi_x_pos_old==-1 && this.gi_y_pos_old==-1)
		{
			if (this.getCell(x,y)>0 && this.getCell(x,y)<=this.gg_ball_num)
			{
				this.gi_x_pos_old=x;
				this.gi_y_pos_old=y;
				this.doSelectedCell(true);
				this.setStatus('Шар выбран.');
			}
		}
		else
		{
			if (this.gi_x_pos_old==x && this.gi_y_pos_old==y)
			{
				this.doSelectedCell(false);
				this.gi_x_pos_old=-1;
				this.gi_y_pos_old=-1;
				this.gi_x_pos_new=-1;
				this.gi_y_pos_new=-1;
				this.setStatus('Ячейка освобождена.');
				this.gi_next_turn=false;
			}
			else
			{
				var v=this.getCell(x,y);
				if (v==0 || v>=100)
				{
					this.gi_x_pos_new=x;
					this.gi_y_pos_new=y;
					if (this.pathExists())
					{
						r=true;
						this.setStatus('Шар перемещается.');
						this.doSelectedCell(false);
						this.gi_next_turn=true;
						this.gu_turns++;
					}
					else
					{
						this.gi_x_pos_new=-1;
						this.gi_y_pos_new=-1;
						this.setStatus('Шар невозможно переместить в ячейку.');
						this.gi_next_turn=false;
					}
				}
				else
				{
					this.doSelectedCell(false);
					this.gi_x_pos_old=x;
					this.gi_y_pos_old=y;
					this.doSelectedCell(true);
					this.gi_x_pos_new=-1;
					this.gi_y_pos_new=-1;
					this.setStatus('Шар выбран.');
					this.gi_next_turn=true;
				}
			}
		}
		return r;
	}
	this.pathExists=function pathExists()
	{
		var r=false;
		var b=true;
		var ax=new Array();
		var ay=new Array();
		var cc;
		var v;
		var i;
		var k=0;
		var m=0;
		var j;
		ax[0]=this.gi_x_pos_old;
		ay[0]=this.gi_y_pos_old;
		cc='||'+ax[0]+','+ay[0]+'|';
		while (b)
		{
			k=ax.length;
			j=k;
			b=false;
			for (i=m;i<k;i++)
			{
				if (ax[i]>0)
				{
					v=this.getCell(ax[i]-1,ay[i]);
					if ((v==0 || v>=100) && cc.indexOf('|'+(ax[i]-1)+','+ay[i]+'|')<1)
					{
						ax[j]=ax[i]-1;
						ay[j]=ay[i];						
						cc=cc+'|'+ax[j]+','+ay[j]+'|';
						b=true;
						if (this.gi_x_pos_new==ax[j] && this.gi_y_pos_new==ay[j])
						{
							r=true;
						}
						j++;
					}
				}								
				if (ax[i]<(this.gg_field_size-1))
				{
					v=this.getCell(ax[i]+1,ay[i]);
					if ((v==0 || v>=100) && cc.indexOf('|'+(ax[i]+1)+','+ay[i]+'|')<1)
					{
						ax[j]=ax[i]+1;
						ay[j]=ay[i];
						cc=cc+'|'+ax[j]+','+ay[j]+'|';
						b=true;
						if (this.gi_x_pos_new==ax[j] && this.gi_y_pos_new==ay[j])
						{
							r=true;
						}
						j++;
					}
				}								
				if (ay[i]>0)
				{
					v=this.getCell(ax[i],ay[i]-1);
					if ((v==0 || v>=100) && cc.indexOf('|'+ax[i]+','+(ay[i]-1)+'|')<1)
					{
						ax[j]=ax[i];
						ay[j]=ay[i]-1;
						cc=cc+'|'+ax[j]+','+ay[j]+'|';
						b=true;
						if (this.gi_x_pos_new==ax[j] && this.gi_y_pos_new==ay[j])
						{
							r=true;
						}
						j++;
					}
				}								
				if (ay[i]<(this.gg_field_size-1))
				{
					v=this.getCell(ax[i],ay[i]+1);
					if ((v==0 || v>=100) && cc.indexOf('|'+ax[i]+','+(ay[i]+1)+'|')<1)
					{
						ax[j]=ax[i];
						ay[j]=ay[i]+1;
						cc=cc+'|'+ax[j]+','+ay[j]+'|';
						b=true;
						if (this.gi_x_pos_new==ax[j] && this.gi_y_pos_new==ay[j])
						{
							r=true;
						}
						j++;
					}
				}								
				if (r==true)
				{
					b=false;
					i=k;
				}
			}
			m=k;
		}
		return r;
	}
	this.moveBall=function moveBall()
	{
		var r=0;
		if (this.gi_x_pos_old>-1 && this.gi_y_pos_old>-1 && this.gi_x_pos_new>-1 && this.gi_y_pos_new>-1)
		{
			var d=-1;
			if (this.getCell(this.gi_x_pos_new,this.gi_y_pos_new)>100) 
			{
				r=1*this.getCell(this.gi_x_pos_new,this.gi_y_pos_new);
				d=this.getNumOfFreeCells(0);
			}
			this.setCell(this.gi_x_pos_new,this.gi_y_pos_new,this.getCell(this.gi_x_pos_old,this.gi_y_pos_old));
			if (d==0)
			{
				this.setCell(this.gi_x_pos_old,this.gi_y_pos_old,r);
			}
			else 
			{
				this.setCell(this.gi_x_pos_old,this.gi_y_pos_old,0);
			}
			this.gi_x_pos_old=-1;
			this.gi_y_pos_old=-1;
			this.gi_x_pos_new=-1;
			this.gi_y_pos_new=-1;
		}
		if (r>100)
		{
			for (var i=0;i<this.gg_field_size;i++)
			{
				for (var j=0;j<this.gg_field_size;j++)
				{
					if (this.getCell(i,j)==100 && r>100) 
					{
						this.setCell(i,j,r);
					}
				}
			}
		}
	}
	this.getNumOfFreeCells=function getNumOfFreeCells(c)
	{
		var r=0;
		var v=0;
		for (var i=0;i<this.gg_field_size;i++)
		{
			for (var j=0;j<this.gg_field_size;j++)
			{
				v=this.getCell(i,j);
				if (c==0)
				{
					if (v==0)
					{
						r++;
					}
				}
				else
				{
					if (v==0 || v>=100)
					{
						r++;
					}
				}
			}
		}
		return r;
	}
	this.doTurn=function doTurn()
	{
		if (this.removeLines()==false)
		{
			for (var i=0;i<this.gg_field_size;i++)
			{
				for (var j=0;j<this.gg_field_size;j++)
				{
					if (this.getCell(i,j)>=100)
					{
						this.setCell(i,j,this.getCell(i,j)-100);
					}
				}
			}
			var t=new String;
			for (var k=1;k<=this.gg_ball_num;k++)
			{
				t=t+k+'';
			}
			for (k=1;k<=(this.gg_balls_per_turn+1);k++)
			{
				var d=this.getNumOfFreeCells(0);
				r=Math.floor(Math.random()*(t.length));
				var c=1*(t.substr(r,1));
				var p=Math.floor(Math.random()*(d-1));
				d=0;
				for (i=0;i<this.gg_field_size;i++)
				{
					for (j=0;j<this.gg_field_size;j++)
					{
						if (this.getCell(i,j)==0)
						{
							if (p==d)
							{				
								this.setCell(i,j,c+100); 
								if (k==(this.gg_balls_per_turn+1))
								{
									this.setCell(i,j,100);
								}
							}
							d++;
						}
					}
				}
			}
			this.removeLines();
		}
		d=this.getNumOfFreeCells(1);
		if (d==0)
		{
			this.setStatus('Игра завершена.');
			this.gi_game_finished=true;
			this.refreshGame();
			alert('Игра завершена.');
		}
		else
		{
			this.setStatus('Ваш ход.');
		}
	}
	this.removeLines=function removeLines()
	{
		var counter;
		var start_pos;
		var prev;
		var r=false;
		for (var i=0;i<this.gg_field_size;i++)
		{
			counter=1;
			start_pos=0;
			prev=0;
			for (var j=0;j<=this.gg_field_size;j++)
			{
				if (prev==this.getCell(i,j))
				{
					counter++;
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=start_pos;m<j;m++)
						{
							this.setCell(i,m,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos=j;				
					counter=1;
				}
				prev=this.getCell(i,j);
			}
		}
		for (var j=0;j<this.gg_field_size;j++)
		{
			counter=1;
			start_pos=0;
			prev=0;
			for (var i=0;i<=this.gg_field_size;i++)
			{
				if (prev==this.getCell(i,j))
				{
					counter++;
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=start_pos;m<i;m++)
						{
							this.setCell(m,j,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos=i;				
					counter=1;
				}
				prev=this.getCell(i,j);
			}
		}
		for (n=0;n<(this.gg_field_size-this.gg_balls_per_line+1);n++)
		{
			counter=1;
			var start_pos_x=n;
			var start_pos_y=0;
			prev=0;
			j=0;
			for (var i=n;i<this.gg_field_size;i++)
			{

				if (i==(this.gg_field_size-1) && prev==this.getCell(i,j) && counter>=(this.gg_balls_per_line-1) && prev>0)
				{
					counter++;
					prev=100;
				}
				if (prev==this.getCell(i,j))
				{
					counter++;
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=0;m<counter;m++)
						{
							this.setCell(start_pos_x+m,start_pos_y+m,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos_x=i;				
					start_pos_y=j;				
					counter=1;
				}
				prev=this.getCell(i,j);
				j++;
			}			
		}
		for (var n=0;n<(this.gg_field_size-this.gg_balls_per_line+1);n++)
		{
			counter=1;
			var start_pos_x=0;
			var start_pos_y=n;
			prev=0;
			i=0;
			for (var j=n;j<this.gg_field_size;j++)
			{
				if (j==(this.gg_field_size-1) && prev==this.getCell(i,j) && counter>=(this.gg_balls_per_line-1) && prev>0)
				{
					counter++;
					prev=100;
				}
				if (prev==this.getCell(i,j))
				{
					counter++;					
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=0;m<counter;m++)
						{
							this.setCell(start_pos_x+m,start_pos_y+m,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos_x=i;				
					start_pos_y=j;				
					counter=1;
				}
				prev=this.getCell(i,j);	
				i++;
			}			
		}
		for (var n=0;n<(this.gg_field_size-this.gg_balls_per_line+1);n++)
		{
			counter=1;
			var start_pos_x=n;
			var start_pos_y=this.gg_field_size-1;
			prev=0;
			j=this.gg_field_size-1;
			for (var i=n;i<this.gg_field_size;i++)
			{
				if (i==(this.gg_field_size-1) && prev==this.getCell(i,j) && counter>=(this.gg_balls_per_line-1) && prev>0)
				{
					counter++;
					prev=100;
				}
				if (prev==this.getCell(i,j))
				{
					counter++;
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=0;m<counter;m++)
						{
							this.setCell(start_pos_x+m,start_pos_y-m,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos_x=i;				
					start_pos_y=j;				
					counter=1;
				}
				prev=this.getCell(i,j);	
				j--;
			}			
		}
		for (var n=(this.gg_field_size-1);n>=(this.gg_field_size-this.gg_balls_per_line);n--)
		{
			counter=1;
			var start_pos_x=0;
			var start_pos_y=n;
			prev=0;
			i=0;
			for (var j=n;j>=0;j--)
			{
				if (j==0 && prev==this.getCell(i,j) && counter>=(this.gg_balls_per_line-1) && prev>0)
				{
					counter++;
					prev=100;
				}
				if (prev==this.getCell(i,j))
				{
					counter++;
				}
				else
				{
					if (counter>=this.gg_balls_per_line && prev>0)
					{
						for (var m=0;m<counter;m++)
						{
							this.setCell(start_pos_x+m,start_pos_y-m,0);
							r=true;
						}
						this.gu_points=this.gu_points+this.gi_points[counter];
					}
					start_pos_x=i;				
					start_pos_y=j;				
					counter=1;
				}
				prev=this.getCell(i,j);	
				i++;
			}			
		}
		return r;
	}
	this.changeSettings=function changeSettings()
	{
		if (document.getElementById('gamesettings_shownextballsinfo').checked==true)
		{
			this.gu_show_next_balls=1;
			document.getElementById('gamesettings_shownextballsonfield').disabled=false;
			document.getElementById('gamesettings_shownextballsonfield_text').style.color='black';
			if (document.getElementById('gamesettings_shownextballsonfield').checked==true)
			{
				this.gu_show_next_balls=2;
			}
		}
		else
		{
			this.gu_show_next_balls=0;
			document.getElementById('gamesettings_shownextballsonfield').disabled=true;
			document.getElementById('gamesettings_shownextballsonfield').checked=false;
			document.getElementById('gamesettings_shownextballsonfield_text').style.color='grey';
		}
	}
	this.doSelectedCell=function doSelectedCell(b)
	{
		var p='';
		var s=this.getCell(this.gi_x_pos_old,this.gi_y_pos_old);
		if (b==true)
		{
			p='<img src='+this.gg_ball_img_dir+s+'a.gif>';
			this.gi_ball_selected=true;
		}
		else
		{
			p='<img src='+this.gg_ball_img_dir+s+'.gif>';
			this.gi_ball_selected=false;			
		}
		eval("document.getElementById('cell_"+this.gi_x_pos_old+"_"+this.gi_y_pos_old+"').innerHTML='"+p+"';");
	} 
} 

function startGame()
{
	G=new Game();
	var win_width = (G.gg_field_size*G.gg_cell_size);
	document.getElementById('_gamearea').style.width = win_width + 'px' ;
	G.drawField();
	newGame();
}

function newGame()
{
	G.clearGame();
	G.setStatus("Загружается новая игра...");
	callServer(null, G.gg_ajaxurl+'?'+G.gg_field_size +'/' + G.gg_balls_per_turn + '/' +Math.random(), null, null, readData, G);
}

function readData(obj, responseText, responseXML, statusCode, statusText) {
	if (statusCode==200 || statusCode==201) {
		response = responseXML.documentElement;  
		obj.gu_save = responseXML.getElementsByTagName('data')[0].firstChild.data;  
		obj.loadGame(obj.gu_save);
		obj.refreshGame();
	}
	else {
		arg.setStatus("Загрузить информацию не удалось: "+statusText);
	}
}

function Move(x_pos,y_pos)
{
	if (G.gi_game_finished==false)
	{
		if (G.beforeTurn(x_pos,y_pos))
		{
			G.moveBall();
			setTimeout('G.doTurn();G.refreshGame();',G.gg_delay);
		}
	}
}

function setSettings()
{
	G.changeSettings();
	G.refreshGame();
}