var list = new Array();
list[0]='solar';
list[1]='galaxy';
list[2]='universe';
list[3]='space';

var pages = new Array();
pages[1]="formare-structura-sistem-solar";
pages[2]="soare-sistem-solar";
pages[3]="planete-sistem-solar";
pages[4]="asteroizi-sistem-solar";
pages[5]="comete-sistem-solar";
pages[6]="transneptunieni-oort-sistem-solar";
pages[7]="spatiu-interstelar";
pages[8]="stele";
pages[9]="stele-binare-si-variabile";
pages[10]="nebuloase";
pages[11]="roiuri";
pages[12]="messier";
pages[13]="cosmologie";
pages[14]="formarea-galaxiilor-cosmologie";
pages[15]="evolutia-galaxiilor-cosmologie";
pages[16]="galaxii-clasificare";
pages[17]="gauri-negre-supermasive";
pages[18]="grupuri-si-roiuri-galactice";
pages[19]="galaxii-messier";
pages[20]="istoria-astronomiei";
pages[21]="constelatii";
pages[22]="astronomie-teoretica";
pages[23]="coordonate-stelare-si-planetare";
pages[24]="bibliografie";

/*This function replace my own in displaying the embeded pdf*/
function display(elem)
{
	var id = elem.id;
	var address = "text/" + pages[id] + ".pdf";

	var success = new PDFObject({ url: address }).embed("content");
}

/*Crashes on Firefox 3.0.6 due to a bug in the browser*/
function displayOld(elem)
{
	document.getElementById("pdf").style.display="block";
	document.getElementById("intro").style.display="none";
	var id = elem.id;
	//It seems this is the only way to make it work both for IE and FF
	deleteEmbed();
	createEmbed("text/" + pages[id] + ".pdf");
}

function change(id,opaque)
{
	if (opaque)
	{
		document.getElementById(id).style.opacity = 1;
		document.getElementById(id).style.filter = 'alpha(opacity=' + 100 + ')';

		document.getElementById(id + "menu").style.display="block";

		for(i=0;i<4;i++)
		{
			if (list[i] != id)
			{
				change(list[i], false);
			}
		}	
	}
	else
	{
		document.getElementById(id).style.opacity = 0.5;
		document.getElementById(id).style.filter = 'alpha(opacity=' + 50 + ')';
		document.getElementById(id + "menu").style.display="none";
	}
}

function load()
{
	document.getElementById("pdf").style.display="none";
	document.getElementById("intro").style.display="block";
}

function createEmbed(uri)
{
  var embed = document.createElement('embed');
  embed.setAttribute('width',"100%");
  embed.setAttribute('height',"100%");
  embed.setAttribute('type','application/x-pdf');
  embed.setAttribute('src',uri);
  embed.setAttribute('id',"pdf");
  document.getElementById("content").appendChild(embed);
}

function deleteEmbed()
{
	var embed=document.getElementById("pdf");
	document.getElementById("content").removeChild(embed);
}

function checkFF3Browser() {
	if (/Firefox[\/\s](\d+\.\d+)/.test(navigator.userAgent)){ //test for Firefox/x.x or Firefox x.x (ignoring remaining digits);
		var ffversion=new Number(RegExp.$1) // capture x.x portion and store as a number
		if (ffversion >= 3) {
			alert("FireFox 3.0.x si probabil 3.x dau eroare cand se incarca fisiere PDF in pagina HTML.\nPentru a evita va redirectam catre pagina de index de unde puteti descarca fisierele direct pe calculatorul dumneavoastra efectuand click dreapta pe link-ul dorit si apoi Save Link As...!")
			window.location="http://www.regulus.ro/sitemap.php";
			return;
		}
		else {
			load();
		}
//		else if (ffversion >= 2)
//			document.write("You're using FF 2.x")
//		else if (ffversion >= 1)
//				document.write("You're using FF 1.x")
	}
//	else
//		document.write("n/a")
}