var delayb4scroll = 1000 //Especifica el retardo inicial antes que la marquesina comience ocn el scrool (2000=2 segundos)
var marqueespeed  = 1    //Especifica la velocidad de la marquesina (mas alto mas rapido 1-10)
var pauseit       = 1    //Pausa de la marquesina para onMouseOver (0=no. 1=si)

// no editar lo precedente

var copyspeed = marqueespeed
var pausespeed = (pauseit == 0)? copyspeed: 0
var actualheight = ''

function scrollmarquee(){
   if (parseInt(cross_marquee.style.top) > (actualheight*(-1)+8))
   cross_marquee.style.top = parseInt(cross_marquee.style.top) - copyspeed + "px"
   else
   cross_marquee.style.top = parseInt(marqueeheight) + 8 + "px"
}

function initializemarquee(){
   cross_marquee = document.getElementById("vmarquee")
   cross_marquee.style.top = 0
   marqueeheight = document.getElementById("marqueecontainer").offsetHeight
   actualheight = cross_marquee.offsetHeight
   if (window.opera || navigator.userAgent.indexOf("Netscape/7")!=-1){
      cross_marquee.style.height=marqueeheight+"px"
      cross_marquee.style.overflow="scroll"
      return
   }
setTimeout('lefttime = setInterval("scrollmarquee()",50)', delayb4scroll) // configurar el tiempo para aumentar o disminur la velocidad
}

if (window.addEventListener)
   window.addEventListener("load", initializemarquee, false)
else if (window.attachEvent)
   window.attachEvent("onload", initializemarquee)
else if (document.getElementById)
   window.onload=initializemarquee

/*
COLOCAR ESTE CODIGO EN EL BODY -------------------------------------------------------------------

<div id="marqueecontainer" onMouseover="copyspeed=pausespeed" onMouseout="copyspeed=marqueespeed">
<div id="vmarquee" style="position: absolute; width: 98%;">

<!--YOUR SCROLL CONTENT HERE-->

<h4>Your scroller contents</h4>

<!--YOUR SCROLL CONTENT HERE-->

</div>
</div>

-------------------------------------------------------------------------------------------------
*/