var f3CptElement = 0;
var f3LastTitle;

function f3_randomize(){
    var zeit=new Date();
    var randzeit=zeit.getTime();
    return randzeit;
}

function f3_removeElement(evt) {
	evt.parentNode.removeChild(evt);
}

function f3_refresh()
{
    var page_head = document.getElementsByTagName('head')[0];
    
    // pas de head, ça peut pas marcher.
    if(typeof page_head == 'undefined')
    	return false;

    f3CptElement++;

    if(f3CptElement > 1)
    {
    	// on supprime l'ancien element script si il existe
    	var el = document.getElementById('f3script' + (f3CptElement - 1));
    	if(typeof el == 'object')
	    f3_removeElement(el);
    }

    // creation d'un nouvel element script
    var script_container = document.createElement('script');
    script_container.language ='javascript';
    script_container.type = 'text/javascript';
    script_container.id = "f3script" + f3CptElement;
    script_container.src = "http://www.frequence3.fr/data/F3titrage.js" + "?" + f3_randomize();
    
    // on place l'élement dans le dom
    page_head.appendChild(script_container);
    
    // on revient faire un tour ici dans 30 sec
    window.setTimeout('f3_refresh();',5000);
}

function f3_display(f3Title,f3Thumb)
{
	if(f3Title != f3LastTitle ) {
		if (f3Title[0] == "-") {
			var fin = f3Title.length;
			f3DisplayTitle = '<strong>'+f3Title.substring(2, fin-3)+'</span>';
			onlytitle = f3Title.substring(2, fin-3);
		} else {
			var SplitArtisteTitre = f3Title.split(" - ");
            f3DisplayTitle = '<strong>'+SplitArtisteTitre[0]+'</strong><span>'+SplitArtisteTitre[1]+'</span>';
			onlytitle = SplitArtisteTitre[0]+'+'+SplitArtisteTitre[1];
		}
		document.getElementById('vignette').src = f3Thumb;
		document.getElementById('titre').innerHTML = f3DisplayTitle;
		document.getElementById('titre').href = "http://ad.zanox.com/ppc/?13700096C620420329T&ULP=[[http://recherche.fnac.com/search/quick.do?text="+onlytitle.replace(/ /gi,'+').toLowerCase()+"&category=fnacmusic]]";
		document.getElementById('telecharger').href = "http://ad.zanox.com/ppc/?13700096C620420329T&ULP=[[http://recherche.fnac.com/search/quick.do?text="+onlytitle.replace(/ /gi,'+').toLowerCase()+"&category=fnacmusic]]";
		document.getElementById('pochette').href = "http://ad.zanox.com/ppc/?13700096C620420329T&ULP=[[http://recherche.fnac.com/search/quick.do?text="+onlytitle.replace(/ /gi,'+').toLowerCase()+"&category=fnacmusic]]";
		f3LastTitle = f3Title;
	}
    return true;
}

function openThis(a) {
	window.open(a.href);
	return false;
}

f3_refresh();