function popup(url, w, h)
{
var posX=((screen.availWidth / 2) - w / 2);var posY=((screen.availHeight / 2) - h / 2);
pop=window.open('Turnos On-Line','','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=2,resizable=0,fullscreen=0,width='+w+',height='+h+',top=0,left=0');
pop.resizeTo(w,h);pop.moveTo(posX,posY);pop.location=url;}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}