function ocultartodo(){
hideLayer('p1')
hideLayer('p11')
hideLayer('p123')
hideLayer('p12')
hideLayer('p2')
hideLayer('p3')
hideLayer('p31')
hideLayer('p32')
hideLayer('p33')
hideLayer('p34')
hideLayer('pichon1')
hideLayer('pichon3')
}
function ocultartodo1(){
hideLayer('p11')
hideLayer('p123')
hideLayer('p12')
hideLayer('pichon1')
}
function ocultartodo3(){
hideLayer('p31')
hideLayer('p32')
hideLayer('p33')
hideLayer('p34')
hideLayer('pichon3')
}


var vent=0
function abrir(que,wid,hei) {
if (vent && navigator.appName=='Microsoft Internet Explorer') vent.close();
 cadena='width='+wid+',height='+hei+',toolbar=no,location=no,status=no,menubar=no,resizable=no,scrollbars=no'
 vent=window.open(que,'',cadena)
 vent.focus()
 }

var vent2=0
function abrir2(que,wid,hei) {
if (vent2 && navigator.appName=='Microsoft Internet Explorer') vent2.close();
 cadena='width='+wid+',height='+hei+',toolbar=no,location=no,status=no,menubar=no,resizable=no,scrollbars=no'
 vent2=window.open(que,'vent2',cadena)
Izda=(screen.width-wid)/2
Arriba=(screen.height-hei)/2
 vent2.moveTo(Izda,Arriba)
 vent2.focus()
 }