function showLongDescription(){
	if(document.getElementById("long_desc_ouvrage")){
		document.getElementById("long_desc_ouvrage").style.display = "block";
		document.getElementById("short_desc_ouvrage").style.display = "none";
	}
}

function hideLongDescription(){
	if(document.getElementById("short_desc_ouvrage")){
		document.getElementById("short_desc_ouvrage").style.display = "block";
		document.getElementById("long_desc_ouvrage").style.display = "none";
	}
}

function showSommaire(){
	if(document.getElementById("sommaire")){
		document.getElementById("sommaire").style.display = "block";
		document.getElementById("sommaire_closed").style.display = "none";
	}
}

function showExtras(){
	if(document.getElementById("extras")){
		document.getElementById("extras").style.display = "block";
		document.getElementById("extras_closed").style.display = "none";
	}
}

function showComplements(){
	if(document.getElementById("complements")){
		document.getElementById("complements").style.display = "block";
		document.getElementById("complements_closed").style.display = "none";
	}
}

function hideSommaire(){
	if(document.getElementById("sommaire_closed")){
		document.getElementById("sommaire_closed").style.display = "block";
		document.getElementById("sommaire").style.display = "none";
	}
}

function hideExtras(){
	if(document.getElementById("extras_closed")){
		document.getElementById("extras_closed").style.display = "block";
		document.getElementById("extras").style.display = "none";
	}
}

function hideComplements(){
	if(document.getElementById("complements_closed")){
		document.getElementById("complements_closed").style.display = "block";
		document.getElementById("complements").style.display = "none";
	}
}

function AffichePage(numpage,lastpage,nb) {
	
	for (i=0;i<=lastpage;i++) {
		if (document.getElementById("AffichePage_" + i)) {
			document.getElementById("AffichePage_" + i).className = "dhidden";
		}
	}
	document.getElementById("AffichePage_" + numpage).className = "dshow";
	
	if (numpage == "0") {
		nextpage	 = numpage+1;		
		document.getElementById("tdprevtop").innerHTML = "<img id=\"first\" src=\"/img/bloc/compteur/first_on.png\" border=\"0\">&nbsp;&nbsp;<img id=\"prev\" src=\"/img/bloc/compteur/prev_on.png\" border=\"0\">";
		document.getElementById("tdnexttop").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage("+nextpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('next')\" onmouseout=\"changeImage('next')\"><img id=\"next\" src=\"/img/bloc/compteur/next_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+lastpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('last')\" onmouseout=\"changeImage('last')\"><img id=\"last\" src=\"/img/bloc/compteur/last_off.png\" border=\"0\"></a>";		
		document.getElementById("tdprevbottom").innerHTML = "<img id=\"first\" src=\"/img/bloc/compteur/first_on.png\" border=\"0\">&nbsp;&nbsp;<img id=\"prev\" src=\"/img/bloc/compteur/prev_on.png\" border=\"0\">";
		document.getElementById("tdnextbottom").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage("+nextpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('next')\" onmouseout=\"changeImage('next')\"><img id=\"next\" src=\"/img/bloc/compteur/next_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+lastpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('last')\" onmouseout=\"changeImage('last')\"><img id=\"last\" src=\"/img/bloc/compteur/last_off.png\" border=\"0\"></a>";		
	} else if (numpage == lastpage) {
		previouspage = numpage-1;
		document.getElementById("tdprevtop").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage(0,"+lastpage+","+nb+")\" onmouseover=\"changeImage('first')\" onmouseout=\"changeImage('first')\"><img id=\"first\" src=\"/img/bloc/compteur/first_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+previouspage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('prev')\" onmouseout=\"changeImage('prev')\"><img id=\"prev\" src=\"/img/bloc/compteur/prev_off.png\" border=\"0\"></a>";
		document.getElementById("tdnexttop").innerHTML = "<img id=\"next\" src=\"/img/bloc/compteur/next_on.png\" border=\"0\">&nbsp;&nbsp;<img id=\"last\" src=\"/img/bloc/compteur/last_on.png\" border=\"0\">";					
		document.getElementById("tdprevbottom").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage(0,"+lastpage+","+nb+")\" onmouseover=\"changeImage('first')\" onmouseout=\"changeImage('first')\"><img id=\"first\" src=\"/img/bloc/compteur/first_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+previouspage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('prev')\" onmouseout=\"changeImage('prev')\"><img id=\"prev\" src=\"/img/bloc/compteur/prev_off.png\" border=\"0\"></a>";
		document.getElementById("tdnextbottom").innerHTML = "<img id=\"next\" src=\"/img/bloc/compteur/next_on.png\" border=\"0\">&nbsp;&nbsp;<img id=\"last\" src=\"/img/bloc/compteur/last_on.png\" border=\"0\">";					
	} else {
		previouspage = numpage-1;		
		nextpage	 = numpage+1;				
		document.getElementById("tdprevtop").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage(0,"+lastpage+","+nb+")\" onmouseover=\"changeImage('first')\" onmouseout=\"changeImage('first')\"><img id=\"first\" src=\"/img/bloc/compteur/first_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+previouspage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('prev')\" onmouseout=\"changeImage('prev')\"><img id=\"prev\" src=\"/img/bloc/compteur/prev_off.png\" border=\"0\"></a>";
		document.getElementById("tdnexttop").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage("+nextpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('next')\" onmouseout=\"changeImage('next')\"><img id=\"next\" src=\"/img/bloc/compteur/next_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+lastpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('last')\" onmouseout=\"changeImage('last')\"><img id=\"last\" src=\"/img/bloc/compteur/last_off.png\" border=\"0\"></a>"; 					
		document.getElementById("tdprevbottom").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage(0,"+lastpage+","+nb+")\" onmouseover=\"changeImage('first')\" onmouseout=\"changeImage('first')\"><img id=\"first\" src=\"/img/bloc/compteur/first_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+previouspage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('prev')\" onmouseout=\"changeImage('prev')\"><img id=\"prev\" src=\"/img/bloc/compteur/prev_off.png\" border=\"0\"></a>";
		document.getElementById("tdnextbottom").innerHTML = "<a href=\"javascript:void(0)\" onclick=\"AffichePage("+nextpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('next')\" onmouseout=\"changeImage('next')\"><img id=\"next\" src=\"/img/bloc/compteur/next_off.png\" border=\"0\"></a>&nbsp;&nbsp;<a href=\"javascript:void(0)\" onclick=\"AffichePage("+lastpage+","+lastpage+","+nb+")\" onmouseover=\"changeImage('last')\" onmouseout=\"changeImage('last')\"><img id=\"last\" src=\"/img/bloc/compteur/last_off.png\" border=\"0\"></a>"; 					
	}
	
	document.getElementById("pagestarttop").innerHTML = (numpage*10)+1;
	if ((numpage+1)*10<=nb) {
		document.getElementById("pageendtop").innerHTML = ((numpage+1)*10);
	} else {
		document.getElementById("pageendtop").innerHTML = nb;
	}
	document.getElementById("pagestartbottom").innerHTML = (numpage*10)+1;
	if ((numpage+1)*10<=nb) {
		document.getElementById("pageendbottom").innerHTML = ((numpage+1)*10);
	} else {
		document.getElementById("pageendbottom").innerHTML = nb;
	}
}

function mycallbackGBS(booksInfo){
	var found = 0;
	for (i in booksInfo) {		 
		found = 1;
		var book = booksInfo[i];
		var td = document.getElementById("td_gbs_preview");
		var imgs = td.getElementsByTagName("img");
		var img = imgs[0];
		if(book.preview != 'noview'){
			var as = td.getElementsByTagName("a");
			var a = as[0];
			a.setAttribute("href",book.preview_url);
			img.setAttribute("src","/img/toolbar/tb_gbspreview_on.png");
			img.setAttribute("href",book.preview_url);			
		}else{
			img.setAttribute("src","/img/toolbar/tb_gbspreview_off.png");
		}
	}
	if(found == 0){
		var td = document.getElementById("td_gbs_preview");
		var imgs = td.getElementsByTagName("img");
		var img = imgs[0];
		img.setAttribute("src","/img/toolbar/tb_gbspreview_off.png");
	}
}