var old_table_image = '';
var is_opened_image  = 'none';

function toggle_image( image ) {

    table_obj = document.getElementById(image);
    is_opened_image = table_obj.style.display;

	if (image != 'i01' && document.getElementById('i01') != null)
	{
		document.getElementById('i01').style.display = 'none';
	}

    if (old_table_image != '' && is_opened_image == 'none') {
        old_table_obj = document.getElementById(old_table_image);
        old_table_obj.style.display = 'none';
    }

    if (old_table_image != image || is_opened_image == 'none') {

        table_obj.style.display = 'block';
    }

    old_table_image = image;
}


var old_link = '';

function toggle( block ) {
	
	for ( i=0; i<2; i++ )
	{
		if ( document.getElementById('a0'+i) !== null ) { 
			document.getElementById('a0'+i).style.display = 'none';
		}

		document.getElementById(block).style.display = 'block';
	}

}

function more( ) {
	document.getElementById('a01').style.display='block';
	document.getElementById('a02').style.display='none';
}