var url = document.location.href;
	var id_i = url.indexOf("id=",0);
	var url_origen = url.substring(0,url.indexOf("?id="));
	if(id_i != -1){
		var id = url.substring(id_i + 3,url.length);
		jinicial = parseInt(id);
	}else{
		jinicial = 0;
	}
	function anterior() {
		k= jinicial-1;
		if(k<0)
			k=0;
		document.location.href = url_origen+"?id=" + k;
	}
	function siguiente() {
		k = jinicial+1;
		if(k>=tabla.length)
			k = tabla.length - 1;
		document.location.href = url_origen+"?id=" + k ;
	}
	function especifico(i){
		document.location.href = url_origen+ "?id="+i;
	}
	function jornadas(){
		for(i=(tabla.length-1);i>=0;i--){
			cual = tabla.length-i;
			alt = tabla[i][1][0];
			document.write('<font color="C0C0C0">|</font>');
			if(jinicial == i)
				document.write(' <a href="#" onclick="especifico('+i+')" title="'+alt+'"><font color="000000"><b>'+cual+'</b></font></a> ');
			else
				document.write(' <a href="#" onclick="especifico('+i+')"  title="'+alt+'"><font color="C0C0C0">'+cual+'</font></a> ');
		}
		document.write('<font color="C0C0C0">|</font>');
	}
	function jornadas2(){
		for(i=(tabla.length-1);i>=0;i--){
			cual = tabla.length-i;
			alt = tabla[i][1][0];
			document.write('<font color="C0C0C0">|</font>');
			if(jinicial == i)
				document.write(' <a href="#" onclick="especifico('+i+')"><font color="000000"><b>'+alt+'</b></font></a> ');
			else
				document.write(' <a href="#" onclick="especifico('+i+')"><font color="C0C0C0">'+alt+'</font></a> ');
		}
		document.write('<font color="C0C0C0">|</font>');
	}