function popup_cursos(){
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	var altura=screen.height-55;
	var anchura=screen.width-10;
window.open('cursos/index.html','cursos2005','resizable=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width='+anchura+',height='+altura+',screenX=0,screenY=0,left=0,top=0');
}


function popup_cursos_int(){
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	var altura=screen.height-55;
	var anchura=screen.width-10;
window.open('../cursos/index.html','cursos2005','resizable=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width='+anchura+',height='+altura+',screenX=0,screenY=0,left=0,top=0');
}

function popup_mundo(){
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	var altura=screen.height-55;
	var anchura=screen.width-10;
window.open('cursos/musicasdelmundo/index.html','musicasdelmundo','resizable=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width='+anchura+',height='+altura+',screenX=0,screenY=0,left=0,top=0');
}

function popup_mundo_int(){
	ns4 = (document.layers)? true:false;
	ie4 = (document.all)? true:false;
	var altura=screen.height-55;
	var anchura=screen.width-10;
window.open('../cursos/musicasdelmundo/index.html','musicasdelmundo','resizable=0,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width='+anchura+',height='+altura+',screenX=0,screenY=0,left=0,top=0');
}