function popup(url){
  cuteLittleWindow = window.open(url, "littleWindow", "location=no,width=390,height=470,scrollbars=yes");
}
function registro(url){
  cuteLittleWindow = window.open(url, "littleWindow", "location=no,width=415,height=475,scrollbars=yes");
}

function verificarradio(form){
var indice = form.opt.selectedIndex;
var opcion = form.opt[indice].value;
		switch(opcion){
		case "aex":     
			ventanita=window.open("/cgi-bin2/search_mod.cgi?query="+form.query.value+"&opt="+opcion,"Asksearch","location=no,width=780,height=500,scrollbars=yes,status=yes,menubar=yes,resizable=yes"); 
			break
		default:
			window.location = ("/cgi-bin2/search_mod.cgi?query="+form.query.value+"&opt="+opcion);
			break
		}
}

function KeyPressEnterK()
{
	if (window.event.keyCode == 13){
		window.event.keyCode =0;
		verificarradio();
	} 
}

function checkKeyPressed(evt,form)
{
  evt = (evt) ? evt : (window.event) ? event : null;
  if (evt)
  {
    var charCode = (evt.charCode) ? evt.charCode :
                   ((evt.keyCode) ? evt.keyCode :
                   ((evt.which) ? evt.which : 0));
    if (charCode == 13){
	
        verificarradio(form);
	return false;
    }
  }    
}