function highlight_playernav(pn_type){
	document.getElementById('playernav_' + pn_type + '_video').src= imgurlbase + 'thumbs/videothumb_overlay_red.png';
	document.getElementById('playernav_' + pn_type + '_arrow').src= imgurlbase + 'playernav/high/playernav_' + pn_type + '.gif';
	document.getElementById('playernav_' + pn_type + '_title').style.color='#ff001a';
	document.getElementById('playernav_' + pn_type + '_text').style.color='#ff001a';
}

function unhighlight_playernav(pn_type){
	document.getElementById('playernav_' + pn_type + '_video').src= imgurlbase + 'thumbs/videothumb_overlay_raster.png';
	document.getElementById('playernav_' + pn_type + '_arrow').src= imgurlbase + 'playernav/normal/playernav_' + pn_type + '.gif';
	document.getElementById('playernav_' + pn_type + '_title').style.color='#000000';
	document.getElementById('playernav_' + pn_type + '_text').style.color='#000000';
}

function highlight_listing(listing_number){
	document.getElementById('listing_video_' + listing_number).src= imgurlbase + 'thumbs/videothumb_overlay_red.png';
	document.getElementById('listing_title_' + listing_number).style.color='#ff001a';
	document.getElementById('listing_text_' + listing_number).style.color='#ff001a';
}

function unhighlight_listing(listing_number){
	document.getElementById('listing_video_' + listing_number).src= imgurlbase + 'thumbs/videothumb_overlay_raster.png';
	document.getElementById('listing_title_' + listing_number).style.color='#000000';
	document.getElementById('listing_text_' + listing_number).style.color='#000000';
}

// build links at http://jumk.de/nospam/stopspam.html
function UnCryptMailto( s ){
    var n = 0;
    var r = "";
    for( var i = 0; i < s.length; i++){
        n = s.charCodeAt( i )
        if( n >= 8364 ){ n = 128; }
        r += String.fromCharCode( n - 1 );
    }
    return r;
}

function linkTo_UnCryptMailto( s ){
    location.href=UnCryptMailto( s );
}