var schemas = new Array();

schemas[1] = new Array();
schemas[1][0] = 1;
schemas[1][1] = 3;
schemas[1][2] = 6;

schemas[2] = new Array();
schemas[2][0] = 3;
schemas[2][1] = 4;
schemas[2][2] = 5;

schemas[3] = new Array();
schemas[3][0] = 4;
schemas[3][1] = 5;
schemas[3][2] = 6;

schemas[4] = new Array();
schemas[4][0] = 1;
schemas[4][1] = 2;
schemas[4][2] = 5;


// preload images
var tmpImage = new Image();
tmpImage.src = '../img/home/menu1/1/1.gif'
tmpImage.src = '../img/home/menu1/1/2.gif'
tmpImage.src = '../img/home/menu1/1/3.gif'

tmpImage.src = '../img/home/menu1/2/1.gif'
tmpImage.src = '../img/home/menu1/2/2.gif'
tmpImage.src = '../img/home/menu1/2/3.gif'

tmpImage.src = '../img/home/menu1/3/1.gif'
tmpImage.src = '../img/home/menu1/3/2.gif'
tmpImage.src = '../img/home/menu1/3/3.gif'

tmpImage.src = '../img/home/menu1/4/1.gif'
tmpImage.src = '../img/home/menu1/4/2.gif'
tmpImage.src = '../img/home/menu1/4/3.gif'

tmpImage.src = '../img/home/menu1/5/1.gif'
tmpImage.src = '../img/home/menu1/5/2.gif'
tmpImage.src = '../img/home/menu1/5/3.gif'

tmpImage.src = '../img/home/menu2/1/1.gif'
tmpImage.src = '../img/home/menu2/1/2.gif'
tmpImage.src = '../img/home/menu2/1/3.gif'

tmpImage.src = '../img/home/menu2/2/1.gif'
tmpImage.src = '../img/home/menu2/2/2.gif'
tmpImage.src = '../img/home/menu2/2/3.gif'

tmpImage.src = '../img/home/menu2/3/1.gif'
tmpImage.src = '../img/home/menu2/3/2.gif'
tmpImage.src = '../img/home/menu2/3/3.gif'

tmpImage.src = '../img/home/menu2/4/1.gif'
tmpImage.src = '../img/home/menu2/4/2.gif'
tmpImage.src = '../img/home/menu2/4/3.gif'

tmpImage.src = '../img/home/menu2/5/1.gif'
tmpImage.src = '../img/home/menu2/5/2.gif'
tmpImage.src = '../img/home/menu2/5/3.gif'

tmpImage.src = '../img/home/menu2/6/1.gif'
tmpImage.src = '../img/home/menu2/6/2.gif'
tmpImage.src = '../img/home/menu2/6/3.gif'

tmpImage.src = '../img/home/menu3/1/1.gif'
tmpImage.src = '../img/home/menu3/1/2.gif'
tmpImage.src = '../img/home/menu3/1/3.gif'

tmpImage.src = '../img/home/menu3/2/1.gif'
tmpImage.src = '../img/home/menu3/2/2.gif'
tmpImage.src = '../img/home/menu3/2/3.gif'

/*
  schemaNumber: from 1 to 4 or null for random
*/
function homeMenuOver( menuNumber, menuItemNumber, schemaNumber )
{
  if ( schemaNumber == null )
    schemaNumber = Math.floor(Math.random() * ( schemas.length - 1 ) ) + 1;
    
  
  
  if ( schemas[ schemaNumber ] == null )
    return;
  
  clearImgCells();
  
  for( i = 0; i < schemas[ schemaNumber ].length; i++ )
  {
    if ( document.getElementById( 'imgRoolover0' + schemas[ schemaNumber ][i] ) == null )
      return;
     
     document.getElementById( 'imgRoolover0' + schemas[ schemaNumber ][i] ).src = '../img/home/menu' + menuNumber + '/' + menuItemNumber + '/' + ( i + 1 ) + '.gif';
  }
}

function homeMenuOut()
{
  for( i = 1; i < 7; i++ )
  {
    document.getElementById( 'imgRoolover0' + i ).src = '../img/home/' + i + '.gif';
  }
}

function clearImgCells()
{
  for( i = 1; i < 7; i++ )
  {
    document.getElementById( 'imgRoolover0' + i ).src = '../img/dot.gif';
  }
}