function openIT(theURL,titulo,ancho,alto){
  wname="intro"
  W=ancho;
  H=alto;
  windowCERRARa="/images/cartilla/close_a.gif";
  windowCERRARd="/images/cartilla/close_d.gif";
  windowCERRARo="/images/cartilla/close_o.gif";
  windowNONEgrf="/images/cartilla/none.gif";
  windowCLOCK="/images/cartilla/clock.gif";

  windowREALtit="Andar";
  windowTIT="&nbsp;&nbsp;&nbsp;<font face=verdana size=1 color=black><b>" + titulo + "</b></font>";
  windowBORDERCOLOR="#000000";
  windowBORDERCOLORsel="#000000";
  windowTITBGCOLOR="#b8d0de";
  windowTITBGCOLORsel="#FFFFFF";
  
  openchromeless(theURL,wname,W,H,windowCERRARa,windowCERRARd,windowCERRARo,windowNONEgrf,windowCLOCK,windowTIT,windowREALtit,windowBORDERCOLOR,windowBORDERCOLORsel,windowTITBGCOLOR,windowTITBGCOLORsel)
}