function hacerMagia(){  if (document.miform.combo1.selectedIndex < 0  || document.miform.combo1.selectedIndex < 0 ) { alert ('selecciona algo pascual!!'); return; }  var valorCombo1 = document.miform.combo1.options[document.miform.combo1.selectedIndex].value; var valorCombo2 = document.miform.combo2.options[document.miform.combo2.selectedIndex].value; var url = '../' + valorCombo1 + '/' + valorCombo2 + ".php"; location.href = url; } 


function ventana(theURL,winName,features) 
{   window.open(theURL,winName,features); }
function abreVentana(url,nombreVentana,propiedades) { window.open(url,nombreVentana,propiedades);  }
function abrirpop(url,ancho, alto, ventana) {
window.open(url,'window','width='+ancho+',height='+alto+',scrollbars='+ventana+',left=20,top=20');}
function muestra(elem) {
if ((parent.document.getElementById(elem).style.visibility)=="visible"){
parent.document.getElementById(elem).style.visibility = 'hidden';
}else{parent.document.getElementById(elem).style.visibility = 'visible';}}
function submitear(){document.busqueda.submit();}