var myThread = null;
 
function start_scroll(num) {
	if (document.getElementById("scroller").offsetHeight > 680)
		myThread = setInterval("scroll("+num+")", 1);
}
  
function scroll(num) {
	if (document.getElementById("scroller").offsetTop > -3 && num > 0) {
		stop_scroll();
		document.getElementById("scroller").style.top = "0px";
	}
	else if (document.getElementById("scroller").offsetTop < (680 - document.getElementById("scroller").offsetHeight) && num < 0) {
		stop_scroll();
		document.getElementById("scroller").style.top = (680 - document.getElementById("scroller").offsetHeight) + "px";
	}
	else
		document.getElementById("scroller").style.top = document.getElementById("scroller").offsetTop + num + "px";
}

function stop_scroll() {
	clearInterval(myThread);
}     




function bookmarksite(title,url){
if (window.sidebar) // firefox
	window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
	var elem = document.createElement('a');
	elem.setAttribute('href',url);
	elem.setAttribute('title',title);
	elem.setAttribute('rel','sidebar');
	elem.click();
} 
else if(document.all)// ie
	window.external.AddFavorite(url, title);
}