function abrir(theURL){ 
alto=410;
ancho=590;
PosX = (screen.availWidth - ancho)/2;
PosY = (screen.availHeight - alto)/2;
poppup = 'width='+ancho+',height='+alto+',toolbar=no,location=no,directories=no,menubar=no,scrollbars=no,resizable=no,top='+PosY+',left='+PosX;
window.open(theURL,'',poppup) ;
 }
function bms(theURL){ 
alto=600;
ancho=800;
PosX = (screen.availWidth - ancho)/2;
PosY = (screen.availHeight - alto)/2;
poppup = 'width='+ancho+',height='+alto+',toolbar=no,location=no,directories=no,menubar=no,scrollbars=no,resizable=no,top='+PosY+',left='+PosX;
window.open(theURL,'',poppup) ;
 }
 function solu(theURL){ 
alto=555;
ancho=751;
PosX = (screen.availWidth - ancho)/2;
PosY = (screen.availHeight - alto)/2;
poppup = 'width='+ancho+',height='+alto+',toolbar=no,location=no,directories=no,menubar=no,scrollbars=no,resizable=no,top='+PosY+',left='+PosX;
window.open(theURL,'',poppup) ;
 }