function get_ajax(url,capa,metodo){ 

	var ajax=creaAjax();

	var capaContenedora = document.getElementById(capa);

if (metodo.toUpperCase()=='GET'){

	ajax.open ('GET', url, true);

	ajax.onreadystatechange = function() {
if (ajax.readyState==1){

var load_="<br><br><br><center><br><img src=\"../images/cargar.gif\" /><br><font color='#333333'>Cargando..</font></center><br><br><br>";

	capaContenedora.innerHTML=load_;	}

else if (ajax.readyState==4){ // ****

if(ajax.status==200){ 

	document.getElementById(capa).innerHTML=ajax.responseText; 
  }

else if(ajax.status==404){

capaContenedora.innerHTML = "<CENTER><H2><B>ERROR 404</B></H2>busqeuda no encontrada</CENTER>";

 }

else{

capaContenedora.innerHTML = "Error: ".ajax.status;

  }

       } // ****

    		}

ajax.setRequestHeader('Content-Type','application/x-www-form-urlencoded');

ajax.send(null);

return

  }

}



function creaAjax(){

  var objetoAjax=false;

	  try{objetoAjax = new ActiveXObject("Msxml2.XMLHTTP");}

	      catch(e){try {objetoAjax = new ActiveXObject("Microsoft.XMLHTTP");} 

	    catch (E){objetoAjax = false;}}

     if(!objetoAjax && typeof XMLHttpRequest!='undefined') {

  objetoAjax = new XMLHttpRequest();}  return objetoAjax;

}



function artista(xd){

				var url='repro.php?artista='+ xd +'';

				var capa='repro';

				var metodo='get';						

				get_ajax(url,capa,metodo);

				}				





function genero(xd){

				var url='repro.php?genero='+ xd +'';

				var capa='repro';

				var metodo='get';						

				get_ajax(url,capa,metodo);

				}

				

function Mostrarletra(xd){

				var url='jpmaster_letra.php?letra='+ xd +'';

				var capa='divVideos';

				var metodo='get';						

				get_ajax(url,capa,metodo);

				}
function youtube(xd){

				var url='mostrarvideo.php?v='+ xd +'';

				var capa='divVideos';

				var metodo='get';						

				get_ajax(url,capa,metodo);

				}
function codigo(xd){

				var url='repro.php?video='+ xd +'';

				var capa='video';

				var metodo='get';						

				get_ajax(url,capa,metodo);

				}