function display_gallery_picture( src,title,link_text,link_url,distance )
{
    var picture_frame_1_height = 413;
    var picture_frame_2_height = 433;
    if( title )
    {
        picture_frame_1_height += 33;
        picture_frame_2_height += 33;
    }
    if( link_text && link_url )
    {
        picture_frame_1_height += 33;
        picture_frame_2_height += 33;
    }
    if( distance )
    {
        picture_frame_1_height += 33;
        picture_frame_2_height += 33;
    }
    document.getElementById( 'picture_frame_1' ).style.height = picture_frame_1_height+'px';
    document.getElementById( 'picture_frame_2' ).style.height = picture_frame_2_height+'px';
    document.getElementById( 'picture_frame_p' ).style.display = 'none';
    document.getElementById( 'picture_frame_title_line' ).style.display = 'none';
    document.getElementById( 'picture_frame_link_line' ).style.display = 'none';
    document.getElementById( 'picture_frame_distance_line' ).style.display = 'none';
    if( title )
    {
        document.getElementById( 'picture_frame_title' ).innerHTML = title;
        document.getElementById( 'picture_frame_title_line' ).style.display = '';
        document.getElementById( 'picture_frame_p' ).style.display = '';
    }
    if( link_text && link_url )
    {
        document.getElementById( 'picture_frame_link_text' ).innerHTML = link_text;
        document.getElementById( 'picture_frame_link_url' ).href = link_url;
        document.getElementById( 'picture_frame_link_line' ).style.display = '';
        document.getElementById( 'picture_frame_p' ).style.display = '';
    }
    if( distance )
    {
        document.getElementById( 'picture_frame_distance_km' ).innerHTML = distance;
        document.getElementById( 'picture_frame_distance_line' ).style.display = '';
        document.getElementById( 'picture_frame_p' ).style.display = '';
    }
    document.images.overlay_picture.src = src;
    document.getElementById( 'picture_frame_3' ).style.display = ''; 
}

function flash( element,count )
{
    if( count<1 ) count=4;
    count = Math.round( count );
    var frequency = 3;
    
    count *= 2;
    while( count>0 )
    {
        window.setTimeout( "document.getElementById('"+element+"').style.visibility='hidden' ;" , ( 500/frequency) * count   );
        window.setTimeout( "document.getElementById('"+element+"').style.visibility='visible';" , (1000/frequency) * count-- );
    }
    var i = 0, visible = true;
}