var browser = "";
var agent = navigator.userAgent.toLowerCase();
if(agent.indexOf("ie") != -1){
	browser = "IE";
}
if(agent.indexOf("firefox") != -1){
	browser = "Firefox";
}
if(agent.indexOf("netscape") != -1){
	browser = "Netscape";
}

function obj(id)
{
    return document.getElementById(id);
}

function objP(id)
{
    return window.parent.document.getElementById(id);
}

function buscar(caller,start,secc)
{
    var valor   = obj('buscar').value.replace(/ /g, "+");
    var limit   = (obj('limit') ? obj('limit').value : 10);
    var orden   = (obj('orden') ? obj('orden').value : "RELEV");
    var feeder  = (obj('feeder') ? obj('feeder').value : "");
    var seccion = (obj('seccion') ? obj('seccion').value : "");
	var tipoNota = (obj('tipoNota') ? obj('tipoNota').value : "");

	if(obj('buscarGoogle')){
		if(obj('buscarGoogle').checked){
			window.location.href = "http://www.google.com.mx/search?hl=es&q=" + valor + "&btnG=Buscar+con+Google&meta=";
			return 0;
		}
	}
    else{
        if(obj('tipoBuscar')){
            if(obj('tipoBuscar').value == "google"){
                window.location.href = "http://www.google.com.mx/search?hl=es&q=" + valor + "&btnG=Buscar+con+Google&meta=";
                return 0;
            }
            if(obj('tipoBuscar').value == "yahoo"){
                window.location.href = "http://mx.search.yahoo.com/search?p=" + valor + "&fr=yfp&toggle=1&cop=&ei=UTF-8&rd=r1";
                return 0;
            }
        }
    }
    
	if(start){
        if(caller == "solr"){
            valor += "&offset=" + start;
        }
        else{
            valor += "&start=" + start;
        }
	}
    if(secc){
        valor += "&secc=" + secc;
    }
    
	var params = "";
	if(obj('fechaIni')){
		params += "&fechaIni=" + obj('fechaIni').value;
	}
	if(obj('fechaFin')){
		params += "&fechaFin=" + obj('fechaFin').value;
	}
	if(obj('tipoNota')){
		params += "&tipoNota=" + obj('tipoNota').value;
	}
    if(feeder != ""){
        params += "&feeder=" + feeder;
    }
    if(seccion != ""){
        params += "&secc=" + seccion;
    }
    if(caller == "/look/buscarEv"){
        window.location.href = caller + ".php?buscar=" + valor + "&limit=" + limit + "&orden=" + orden + "&tipoBuscar=" + obj('tipoBuscar').value + params;
    }
    else{
        if(caller == "solr"){
            window.location.href = '/buscar/?q=' + valor + "&limit=" + limit + "&orden=" + orden + params;
        }
        else{
            window.location.href = caller + '.php?buscar=' + valor + "&limit=" + limit + "&orden=" + orden + params;
        }
    }
    
    return 0;
}

function enterKey(evt,caller)
{
	var code;
	if(!evt){
		evt = window.event;
	}
	
	if(evt.keyCode)				// IE
		code = evt.keyCode;
	else{
		if(evt.which)			// Firefox, Netscape
			code = evt.which;
		}
	
	if(code == 13){
		if(caller == 'defecto') {
			obj('datos').submit();
		}
		else {
			buscar(caller);
		}
	}

	return 0;
}

function updatePage()
{
    window.setTimeout("history.go(0)", 600000);
}

function eligeTipo(opcion)
{
	if(opcion == 1){ obj('tipoBuscar').value  = 'evento'; }
  	if(opcion == 2){ obj('tipoBuscar').value  = 'persona'; }
    return 0;
}