var __content;
var __menu;
var srTop;
var srBottom;
var oldPosX;
var oldPosY;

function initStickyAd(){
	srTop=__content.offsetTop-40;
	srBottom=srTop+__content.offsetHeight-__menu.offsetHeight;
	if(__content.offsetHeight>__menu.offsetHeight){
		var A=__content.offsetWidth;
		var C=document.getElementsByTagName("table");
		for(var B=0;B<C.length;B++){
			if(C[B].offsetWidth>A){
				A=C[B].offsetWidth
			}
		}
		posAdAbsolute()
	}
}
function posAdAbsolute(){
	var A=(window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0);
	if(A!=oldPosY){
		if(A<srTop){
			__menu.setProperty('class', 'fijo');
		}else{
			__menu.setProperty('class', 'movil');
		}
		oldPosY=A
	}
}

window.addEvent('domready',function(){
	__content=$("cont");
	__menu=$("menu");
	if(__menu!=null){
		
		initStickyAd();
		document.onload=initStickyAd;
		try{
			if(isKonqueror){throw"Error"}
			window.onscroll=posAdAbsolute
		}
		catch(e){window.setInterval(posAdAbsolute,50)}
		window.onresize=function(){
			oldPosY=null;
			initStickyAd()
		}
	}
});