window.onscroll = function(){
	
	/*var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
	var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
	var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
	
	
	if(isIE == true){
		window["s20"].checkScroll(getScrollPosition().y);
	}else{
		document["s20"].checkScroll(getScrollPosition().y);
	}*/
	
	//window.alert(getScrollPosition().y);

}

function getScrollPosition(){
  /* return {
      x: document.body.scrollLeft || document.documentElement.scrollLeft,
      y: document.body.scrollTop  || document.documentElement.scrollTop
   };*/
};