content box... definir posição conforme resolução de ecrã.

Código:
showcontainer:function(){

if (this.interContainer.style.display=="none") return //if interstitial box has already closed, just exit (window.onresize event triggers function)

var ie=document.all && !window.opera

var dom=document.getElementById

var scroll_top=(ie)? this.standardbody.scrollTop : window.pageYOffset

var scroll_left=(ie)? this.standardbody.scrollLeft : window.pageXOffset

var docwidth=(ie)? this.standardbody.clientWidth : window.innerWidth-this.scrollbarwidth

var docheight=(ie)? this.standardbody.clientHeight: window.innerHeight

var docheightcomplete=(this.standardbody.offsetHeight>this.standardbody.scrollHeight)? this.standardbody.offsetHeight : this.standardbody.scrollHeight

var objwidth=this.interContainer.offsetWidth

var objheight=this.interContainer.offsetHeight

this.interVeil.style.width=docwidth+"px" //set up veil over page

this.interVeil.style.height=docheightcomplete+"px" //set up veil over page

this.interVeil.style.left=0 //Position veil over page

this.interVeil.style.top=0 //Position veil over page

this.interVeil.style.visibility="visible" //Show veil over page

this.interContainer.style.left=docwidth/2-objwidth/2+"px" //Position interstitial box

var topposition=(docheight>objheight)? scroll_top+docheight/2-objheight/2+"px" : scroll_top+5+"px" //Position interstitial box

this.interContainer.style.top=Math.floor(parseInt(topposition))+"px"

this.interContainer.style.visibility="visible" //Show interstitial box

if (this.autohidetimer && parseInt(this.autohidetimer)>0 && typeof this.timervar=="undefined")

this.timervar=setTimeout("interstitialBox.closeit()", this.autohidetimer*1000)

},