document.title="Guión Multimedia"

var dirbanners="imgs/banners/";
var dirbannerslat="imgs/banners/";
var nivell = "../../";

var bannersSup= new Array(
	{id:"1",img:"comercambusticiadolar.gif",width:"468",height:"60",link:"www.guionweb.net",intern:"0"},
	{id:"2",img:"comercambusticiadolar.gif",width:"468",height:"60",link:"www.guionweb.net",intern:"0"}
);

var bannersLat1= new Array(
	{id:"1",img:"poli.jpg",width:"135",height:"66",link:"/multimedia/hot/poli/index.html",intern:"1"},
	{id:"2",img:"poli.jpg",width:"135",height:"66",link:"/multimedia/hot/poli/index.html",intern:"1"},
	{id:"3",img:"tddr.jpg",width:"131",height:"87",link:"/multimedia/projectes/tddr/tddr.htm",intern:"1"}
);

var bannersLat2= new Array(
	{id:"1",img:"banner1.gif",width:"136",height:"68",link:"/multimedia/problemas/index.html",intern:"1"},
	{id:"2",img:"portada1997.jpg",width:"135",height:"61",link:"/multimedia/llibre/guio1997.htm",intern:"1"}
);



function getIntRandom(num) 
{ 
	n = Math.random();
	n = n*num;
	return Math.floor(n);
};



function textbanner(arraybanners, num)
{ 
	txt="";
        hostname=location.hostname;
        port=location.port;
	if (port != 80) 
	{
		port=':'+port;
	}
	else
	{
		port="";
	}	
	
	if (eval(arraybanners[num].intern)==0 )
	{
		txt= txt+ '<a href="http://'+arraybanners[num].link+'" target="_blank" >';
	}
	else
	{
		txt= txt+ '<a href="http://'+hostname+port+arraybanners[num].link+'" >';
	};
	
	txt= txt+ '<img src="../../../../guionyelearning/js/'+nivell+dirbanners+arraybanners[num].img+'" width="'+arraybanners[num].width+'" height="'+arraybanners[num].height+'" border="0">';
	txt= txt+ '</a>';	
	
	return txt;

};


function bannersup()
{
	num = bannersSup.length;
	num = getIntRandom(num);
	
	strURL=location.href;
	
	n=strURL.indexOf("/");
	n=n+6;
	
	prv="";
	strURL=strURL.substring(n);
	prv= prv + strURL+" \n"
	niv=0;
	nivell="";
	
	n=strURL.indexOf("/");
	while (n>0)
	{
		n=n+1;
		strURL=strURL.substring(n);
		prv= prv + strURL+" \n"
		nivell=nivell+"../";
		niv=niv+1
		n=strURL.indexOf("/");
	};
	
	
	txt= textbanner(bannersSup,num);
	document.write (txt);
};



function bannerlat()
{
	num = bannersLat1.length;
	num = getIntRandom(num);
	
	strURL=location.href;
	
	n=strURL.indexOf("/");
	n=n+6;
	
	prv="";
	strURL=strURL.substring(n);
	prv= prv + strURL+" \n"
	niv=0;
	nivell="";
	
	n=strURL.indexOf("/");
	while (n>0)
	{
		n=n+1;
		strURL=strURL.substring(n);
		prv= prv + strURL+" \n"
		nivell=nivell+"../";
		niv=niv+1
		n=strURL.indexOf("/");
	};
	
	txt= textbanner(bannersLat1,num);
	
	// txt= textbanner(bannersLat1, getIntRandom(bannersLat1.length()))
	document.write (txt);
	document.write ('<br>');
	
	num = bannersLat2.length;
	num = getIntRandom(num);
	txt= textbanner(bannersLat2,num );
	
	// txt= textbanner(bannersLat2, getIntRandom(bannersLat2.length()))
	document.write (txt);

};