function turn12(lr)
{ 
 if (turn_index[i] == 0) 
    { 
     if (lr == 'l' && ind_flip[i] == 0) 
     {
       func9b(); turn_index[i]=3;
     }
     if (lr == 'l' && ind_flip[i] == 1) 
     {
       func10ab(); turn_index[i]=3; 
     }
     if (lr == 'r' && ind_flip[i] == 0)
     {
       func11b(); turn_index[i]=1;
     }
     if (lr == 'r' && ind_flip[i] == 1)
     {
       func12ab(); turn_index[i]=1;  
     }
     if (lr == 'flip')
        {
          if (ind_flip[i] == 0)  
             {
               func9ab(); ind_flip[i]=1; 
             }
             else
             {
               func12b(); ind_flip[i]=0; 
             }
        }
    }    
    else
 if (turn_index[i] == 3)
    { 
     if (lr == 'l' && ind_flip[i] == 0) 
     {
       func10b(); turn_index[i]=2;
     }
     if (lr == 'l' && ind_flip[i] == 1) 
     {
       func11ab(); turn_index[i]=2; 
     }
     if (lr == 'r' && ind_flip[i] == 0)
     {
       func12b(); turn_index[i]=0;
     }      
     if (lr == 'r' && ind_flip[i] == 1)
     {
       func9ab(); turn_index[i]=0;  
     }
     if (lr == 'flip')
        {           
          if (ind_flip[i] == 0)  
             {   
               func12ab(); ind_flip[i]=1; turn_index[i]=1; 
             }
             else
             {
               func11b(); ind_flip[i]=0; turn_index[i]=1; 
             }
        }
    }
    else
 if (turn_index[i] == 2)
    { 
     if (lr == 'l' && ind_flip[i] == 0) 
     {
       func11b(); turn_index[i]=1;
     }
     if (lr == 'l' && ind_flip[i] == 1) 
     {
       func12ab(); turn_index[i]=1;  
     }
     if (lr == 'r' && ind_flip[i] == 0)
     {
       func9b(); turn_index[i]=3;
     }      
     if (lr == 'r' && ind_flip[i] == 1)
     {
       func10ab(); turn_index[i]=3; 
     }
     if (lr == 'flip')
        {           
          if (ind_flip[i] == 0)  
             {
               func11ab(); ind_flip[i]=1; 
             }
             else
             {
               func10b(); ind_flip[i]=0;  
             }
        }
    }
    else
 if (turn_index[i] == 1)
    { 
     if (lr == 'l' && ind_flip[i] == 0) 
     {
       func12b(); turn_index[i]=0;
     }
     if (lr == 'l' && ind_flip[i] == 1) 
     {
       func9ab(); turn_index[i]=0; 
     }
     if (lr == 'r' && ind_flip[i] == 0)
     {
       func10b(); turn_index[i]=2;
     }      
     if (lr == 'r' && ind_flip[i] == 1)
     {
       func11ab(); turn_index[i]=2; 
     }
     if (lr == 'flip')
        {           
          if (ind_flip[i] == 0)  
             {
               func10ab(); ind_flip[i]=1; turn_index[i]=3; 
             }
             else
             { 
               func9b(); ind_flip[i]=0; turn_index[i]=3; 
             }
        }
    }
}




function turn12a()
{  
document.getElementById("fig12").style.left=a[i]+'px';
document.getElementById("fig12a").style.top=t1a[i]+'px';
document.getElementById("fig12a").style.left=l1a[i]+'px';
document.getElementById("fig12b").style.top=t1b[i]+'px';
document.getElementById("fig12b").style.left=l1b[i]+'px';
document.getElementById("fig12c").style.top=t1c[i]+'px';
document.getElementById("fig12c").style.left=l1c[i]+'px';
document.getElementById("fig12d").style.top=t1d[i]+'px';
document.getElementById("fig12d").style.left=l1d[i]+'px';
document.getElementById("fig12e").style.top=t1e[i]+'px';
document.getElementById("fig12e").style.left=l1e[i]+'px';
}


function func9b()
{  
  t1a[i]=68; l1a[i]=34; 
  t1b[i]=34; l1b[i]=0;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=34; l1d[i]=68;
  t1e[i]=0;  l1e[i]=34;  
  turn12a();
}

function func10b()
{ 
  t1a[i]=34; l1a[i]=68; 
  t1b[i]=68;  l1b[i]=34;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=0; l1d[i]=34;
  t1e[i]=34; l1e[i]=0;  
  turn12a();
}

function func11b()
{
  t1a[i]=0;  l1a[i]=34; 
  t1b[i]=34; l1b[i]=68;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=34; l1d[i]=0;
  t1e[i]=68; l1e[i]=34;  
  turn12a(); 
}

function func12b()
{
  t1a[i]=34; l1a[i]=0; 
  t1b[i]=0;  l1b[i]=34;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=68; l1d[i]=34;
  t1e[i]=34; l1e[i]=68;  
  turn12a();
}

function func9ab()
{
  t1a[i]=34; l1a[i]=68; 
  t1b[i]=0;  l1b[i]=34;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=68; l1d[i]=34;
  t1e[i]=34; l1e[i]=0;  
  turn12a();
}

function func10ab()
{
  t1a[i]=0;  l1a[i]=34; 
  t1b[i]=34; l1b[i]=0;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=34; l1d[i]=68;
  t1e[i]=68; l1e[i]=34;  
  turn12a();
}

function func11ab()
{
  t1a[i]=34; l1a[i]=0; 
  t1b[i]=68; l1b[i]=34;
  t1c[i]=34; l1c[i]=34    
  t1d[i]=0;  l1d[i]=34;
  t1e[i]=34; l1e[i]=68;  
  turn12a();
}


function func12ab()
{
  t1a[i]=68; l1a[i]=34; 
  t1b[i]=34; l1b[i]=68;
  t1c[i]=34; l1c[i]=34;    
  t1d[i]=34; l1d[i]=0;
  t1e[i]=0;  l1e[i]=34;  
  turn12a();
}