////Script by cruzagr3@hotmail.com
function show(object) {
//alert(mydiv);
  if (document.getElementById) {
    document.getElementById(object).style.visibility = 'visible';
  }
  else if (document.layers && document.layers[object]) {
    document.layers[object].visibility = 'visible';
  }
  else if (document.all) {
    document.all[object].style.visibility = 'visible';
  }
}
function hide(object) {
  if (document.getElementById) {
    document.getElementById(object).style.visibility = 'hidden';
  }
  else if (document.layers && document.layers[object]) {
    document.layers[object].visibility = 'hidden';
  }
  else if (document.all) {
    document.all[object].style.visibility = 'hidden';
  }
}

//Copy $ Paste
function show_textos_cruzagr3(textDiv,texto_show) 
  {
  /*
  textDiv=Nombre del span donde se mostrara el texto
  texto_show=Texto a desplegar
  */
  if (document.getElementById)
    {
    document.getElementById(textDiv).innerHTML = texto_show;
    }
  else if (document.all) 
    {
    document.all[textDiv].innerHTML = texto_show;
    }
  }

//Center window
function show_center_window_3(){
 if (document.all)
        var xMax = screen.width, yMax = screen.height;
    else
        if (document.layers)
            var xMax = window.outerWidth, yMax = window.outerHeight;
        else
            var xMax = 780, yMax=540;

    var xOffset = (xMax - 780)/2, yOffset = (yMax - 540)/2;
	var_center_windows='screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset
	return (var_center_windows)
}

//No numbers
function cruzagr3_nC(Mthis){
if ((event.keyCode > 32 && event.keyCode < 48) || (event.keyCode > 57 && event.keyCode < 65) || (event.keyCode > 90 && event.keyCode < 97)) event.returnValue = false; if (event.keyCode < 45 || event.keyCode > 57) event.returnValue = false; if (event.keyCode==34 || event.keyCode==39) event.returnValue = false;
}