/* определим тип браузера */   
	var bIE=0;bOp=0;bFF=0;
	var verBr=navigator.userAgent;
	if (verBr.indexOf("Opera")!=-1)
	     bOp=1;
	  else 
	   {
	   if (verBr.indexOf("MSIE")!=-1)
	      bIE=1;
	    else
		 {
	      //if (verBr.indexOf("Firefox")!=-1)
	        bFF=1;
		 }
	   }


obj_pg_table_photo=document.getElementById("pg_table_from_photos");

obj_block_from_photos=document.getElementById("pg_block_from_photos");

obj_black_block=document.getElementById("pg_black_block");
obj_content_page=document.getElementById("content_page");
obj_block_load=document.getElementById("pg_block_for_load_image");
obj_block_print_image=document.getElementById("pg_block_print_image");

pg_on_top=false;
pg_on_bottom=true;
pg_num_bottom=0;
pg_first_bottom=0;
pg_on_first_bottom=false;

pg_num_row_on_load=-1;

image_load_src="";

on_view_big_image=true;
end_y_table=0;
step_y_table=1;
on_slaid_table_photo=false;

/*
slaid_photo
delta_y
kolvo_for_load
kolvo_hidden
data_images
data_load_images
dir_http
*/

function pg_on_bottom_table()
  {
   if (!slaid_photo) return;
   //alert(delta_y);
   if (!pg_on_bottom) return;
   if (on_slaid_table_photo) return;
   if (!pg_on_first_bottom)
     {
      pg_on_first_bottom=true;
      pg_first_bottom=obj_pg_table_photo.offsetTop;;
     }
   //y_table=obj_pg_table_photo.offsetTop;
   //y_table=y_table-delta_y;
   pg_on_top=true;
   pg_num_bottom++;
   
   if (pg_num_bottom >= kolvo_for_load+kolvo_hidden) pg_on_bottom=false;
   on_view_big_image=false;
   //obj_pg_table_photo.style.top=pg_first_bottom-delta_y*pg_num_bottom+"px";
   end_y_table=pg_first_bottom-delta_y*pg_num_bottom;
   step_y_table=-3;
   on_slaid_table_photo=true;
   slaid_table_photo();
   pg_load_images();
  }

function slaid_table_photo()
  {
   t_y_table=obj_pg_table_photo.offsetTop;
   prod_slaid=true;
   if (step_y_table>0)
     {
      if (end_y_table>t_y_table+step_y_table)
        new_y_table=t_y_table+step_y_table;
       else
         {
          new_y_table=end_y_table;
          prod_slaid=false;
         }
     }
    else
      {
       if (end_y_table<t_y_table+step_y_table)
         new_y_table=t_y_table+step_y_table;
        else
          {
           new_y_table=end_y_table;
           prod_slaid=false;
          }
      }
   obj_pg_table_photo.style.top=new_y_table+"px";
   if (prod_slaid)
     {
      setTimeout("slaid_table_photo();",10);
     }
    else
      {
       on_view_big_image=true;
       on_slaid_table_photo=false;
      }
   /*
   delta_y_table=end_y_table-t_y_table;
   if (delta_y_table!=0)
     {
      znak_delta=delta_y_table/Math.abs(delta_y_table);
      if (znak_delta>0)
        {
         obj_pg_table_photo.style.top=t_y_table+step_y_table+"px";
        }
       else
         {
          obj_pg_table_photo.style.top=t_y_table+step_y_table+"px";
         }
      setTimeout("slaid_table_photo();",10);
     }
    else
      {
       on_view_big_image=true;
       on_slaid_table_photo=false;
      }
   */
  }
  
function pg_on_top_table()
  {
   if (!slaid_photo) return;
   //alert(delta_y);
   if (!pg_on_top) return;
   if (on_slaid_table_photo) return;
   pg_num_bottom--;
   if (pg_num_bottom <=0 ) pg_on_top=false;
   pg_on_bottom=true;
   
   //obj_pg_table_photo.style.top=pg_first_bottom-delta_y*pg_num_bottom+"px";
   
   on_view_big_image=false;
   //obj_pg_table_photo.style.top=pg_first_bottom-delta_y*pg_num_bottom+"px";
   end_y_table=pg_first_bottom-delta_y*pg_num_bottom;
   step_y_table=3;
   on_slaid_table_photo=true;
   slaid_table_photo();
  }
  
function pg_load_images()
  {
   if ((pg_num_bottom-1) > pg_num_row_on_load && pg_num_row_on_load < (kolvo_for_load-1))
     {
      pg_num_row_on_load++;
      var mas=data_load_images[pg_num_row_on_load];
      for (k=0;k<mas.length;k++)
        {
         obj_one_image=document.getElementById("pg_image_num"+mas[k]);
         data_one_image=data_images[mas[k]];
         if (obj_one_image)
           {
            if (obj_one_image.parentNode)
              {
               obj_td=obj_one_image.parentNode;
               obj_td.innerHTML="<img src='"+dir_small+data_one_image["small_photo_url"]+"' onClick='pg_view_photo("+data_one_image["id_photo"]+")' "+
                 " id='pg_image_num"+data_one_image["id_photo"]+"' title='"+decodeURIComponent(data_one_image["description_photo"])+"' >";
               
              }
             //else
            //obj_one_image.src=dir_small+data_one_image["small_photo_url"];
            //obj_one_image.style.width="auto";
            //obj_one_image.style.height="auto";
           }
         
        }
     }
  }
  
function pg_view_photo(num_photo)
  {
   if (!on_view_big_image) return;
   obj_foto=document.getElementById("pg_image_num"+num_photo);
   if (obj_foto)
     {
      pg_step=0;
      width_window=0;
      height_window=0;
      if (window.outerWidth)
        width_window=window.innerWidth;
       else
         width_window=document.body.offsetWidth;
      if (window.outerHeight)
        height_window=window.innerHeight;
       else
         height_window=(document.documentElement.clientHeight?document.documentElement.clientHeight:document.body.offsetHeight);
      
      num_open_photo=num_photo;
      
      page_width=obj_content_page.offsetWidth;
      page_height=obj_content_page.offsetHeight;
      
      if (page_height<height_window)
        page_height=height_window;
      
      obj_black_block.style.width=page_width+"px";
      obj_black_block.style.height=page_height+"px";
      obj_black_block.style.display="block";
      
      
      page_y=document.body.scrollTop;
      page_x=document.body.scrollLeft;
      
      if (page_y==0 && page_x==0 && document.body.parentNode)
        {
         page_y=page_y+document.body.parentNode.scrollTop;
         page_x=page_x+document.body.parentNode.scrollLeft;
        }
      
      //alert(page_y+" "+page_x);
      
      obj_block_load.style.display="block";
      image_load_src=dir_big+data_images[num_photo]["big_photo_url"];
      
      on_slaid_okno=true;
      on_load_big_foto=false;
      
      obj_block_load.innerHTML="<img src='"+image_load_src+"' onLoad='pg_onload_image();'>";
      
      preview_height=obj_foto.offsetHeight;
      preview_width=obj_foto.offsetWidth;
      
      obj_td=obj_foto.parentNode;
      delta_b=1;
      if (bOp)
        delta_b=0;
      preview_y=obj_foto.offsetTop+obj_td.offsetTop+delta_b;
      preview_x=obj_foto.offsetLeft+obj_td.offsetLeft+delta_b;
      
      //alert(preview_y+" "+preview_x);
      okno_y=obj_block_from_photos.offsetTop;
      okno_x=obj_block_from_photos.offsetLeft;
      
      first_y=okno_y+preview_y-1+obj_pg_table_photo.offsetTop;
      first_x=okno_x+preview_x-1-cellspacing;
      
      end_height=data_images[num_photo]["big_photo_height"];
      end_width=data_images[num_photo]["big_photo_width"];
      //alert(height_window);
      end_y=(height_window-end_height)/2+page_y;
      end_x=(width_window-end_width)/2+page_x;
      
      obj_block_print_image.style.display="block";
      
      obj_block_print_image.style.top=first_y+"px";
      obj_block_print_image.style.left=first_x+"px";
      
      obj_block_print_image.style.width=preview_width+"px";
      obj_block_print_image.style.height=preview_height+"px";
      obj_block_print_image.style.border="solid 1px #000";
      //obj_block_print_image.style.background="#222";
      on_open_okno=false;
      obj_block_print_image.innerHTML="<img src='"+dir_small+data_images[num_photo]["small_photo_url"]+"'>";
      
      //pg_step=1;
      //t_slaid=setInterval("slide_write()",time_slaid);
     }
   
   
  }
  
pg_step=0;
num_step=10;
time_slaid=10;
t_slaid=0;
on_slaid_okno=false;
on_load_big_foto=false;
on_open_okno=false;
obj_big_photo_pg=null;

num_open_photo=0;

on_permission_slaid=true;

function slide_write()
  {
   if (pg_step <= num_step)
     {
      
      x=(end_x-first_x)*pg_step/num_step+first_x;
      y=(end_y-first_y)*pg_step/num_step+first_y;
      
      w=(end_width-preview_width)*pg_step/num_step+preview_width;
      h=(end_height-preview_height)*pg_step/num_step+preview_height;
      
      obj_block_print_image.style.top=y+"px";
      obj_block_print_image.style.left=x+"px";
      
      obj_block_print_image.style.width=w+"px";
      obj_block_print_image.style.height=h+"px";
      
      obj_big_photo_pg.style.width=w+"px";
      obj_big_photo_pg.style.height=h+"px";
      //obj_block_print_image.innerHTML="<img src='"+image_load_src+"' width='"+w+"' height='"+h+"'>";
      
      pg_step++;
     }
    else
      {
       clearInterval(t_slaid);
       t_slaid=0;
       
       text="<div style='padding:15px 15px 10px 15px; background:#222;'>";
       text+="<div style='border:solid 1px #000; height:"+end_height+"px; width:"+end_width+"px; overflow:hidden;'>";
       text+="<img src='"+image_load_src+"' title='"+decodeURIComponent(data_images[num_open_photo]["description_photo"])+"'>";
       
       text+="</div>";
       text+="<div style='height:15px;'><div style='float:left; height:15px; padding:3px; color:#777; overflow:hidden; width:"+(end_width-50)+"px; '>";
       text+=decodeURIComponent(data_images[num_open_photo]["name_photo"]);
       text+="</div><div style='float:right; height:15px; padding:3px; color:#a39; overflow:hidden; width:20px;'><span onClick='close_lightbox();'>";
       text+="<img src='"+dir_http+"/images/closefoto1.gif' onMouseOver='this.src=\""+dir_http+"/images/closefoto2.gif\"' onMouseOut='this.src=\""+dir_http+"/images/closefoto1.gif\"'>";
       text+="</span></div><div style='clear:both;'></div></div>";
       text+="</div>";
       obj_block_print_image.style.border="none";
       obj_block_print_image.style.top=end_y-15+"px";
       obj_block_print_image.style.left=end_x-15+"px";
       w=end_width-0+30;
       h=end_height-0+35;
       //alert(w+" "+h);
       obj_block_print_image.style.width=w+"px";
       obj_block_print_image.style.height=h+"px";
       obj_block_print_image.innerHTML=text;
       
       //obj_big_photo_pg.style.width=end_width+"px";
       //obj_big_photo_pg.style.height=end_height+"px";
       
       
       
       on_slaid_okno=false;
       on_open_okno=true;
       
       
      }
   
  }
  
function pg_onload_image()
  {
   /*
   //image_load_src
   //obj_block_print_image.style.display="block";
   if (!on_slaid_okno)
     obj_block_print_image.innerHTML="<img src='"+image_load_src+"'>";
   
   on_load_big_foto=true;*/
   
   if (!on_permission_slaid) return;
   
   on_permission_slaid=false;
   
   on_slaid_okno=true;
   on_open_okno=false;
   pg_step=1;
   obj_block_print_image.innerHTML="<img src='"+image_load_src+
     "' width='"+preview_width+"' height='"+preview_height+"' id='pg_image_big_photo'>";
   
   obj_big_photo_pg=document.getElementById("pg_image_big_photo");
   
   t_slaid=setInterval("slide_write()",time_slaid);
   
  }
  
function close_lightbox()
  {
   if (obj_block_load)
     {
      obj_block_load.style.display="none";
      obj_block_load.innerHTML="";
     }
   
   if (t_slaid!=0)
     {
      clearInterval(t_slaid);
      t_slaid=0;
     }
   
   if (!on_slaid_okno && !on_open_okno)
     {
       
       if (obj_black_block)
         obj_black_block.style.display="none";
       if (obj_block_print_image)
         {
          obj_block_print_image.style.display="none";
          obj_block_print_image.innerHTML="";
         }
      on_permission_slaid=true;
     }
    else
      {
       on_slaid_okno=true;
       obj_block_print_image.style.border="none";
       obj_block_print_image.style.top=end_y+"px";
       obj_block_print_image.style.left=end_x+"px";
       w=end_width;
       h=end_height;
       
       obj_block_print_image.style.width=w+"px";
       obj_block_print_image.style.height=h+"px";
       obj_block_print_image.innerHTML="<img src='"+image_load_src+"' id='pg_image_big_photo'>";
       obj_big_photo_pg=document.getElementById("pg_image_big_photo");
       t_slaid=setInterval("close_slaid_lightbox();",time_slaid);
       
      }
   
  }

function close_slaid_lightbox()
  {
   if (pg_step > 0)
     {
      
      x=(end_x-first_x)*pg_step/num_step+first_x;
      y=(end_y-first_y)*pg_step/num_step+first_y;
      
      w=(end_width-preview_width)*pg_step/num_step+preview_width;
      h=(end_height-preview_height)*pg_step/num_step+preview_height;
      
      obj_block_print_image.style.top=y+"px";
      obj_block_print_image.style.left=x+"px";
      
      obj_block_print_image.style.width=w+"px";
      obj_block_print_image.style.height=h+"px";
      
      obj_big_photo_pg.style.width=w+"px";
      obj_big_photo_pg.style.height=h+"px";
      //obj_block_print_image.innerHTML="<img src='"+image_load_src+"' width='"+w+"' height='"+h+"'>";
      
      pg_step--;
     }
    else
      {
       clearInterval(t_slaid);
       t_slaid=0;
       pg_step=0;
       obj_block_print_image.innerHTML="";//<img src='"+image_load_src+"'>";
       
       
       on_slaid_okno=false;
       on_open_okno=false;
       close_lightbox();
       
      }
   
   
  }