window.onscroll = function()
{
	if(document.getElementById("ScrollCookieName"))
	{
	    var cookieName = document.getElementById("ScrollCookieName"); 
	    var scrollPos = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
	    cookieName.value = scrollPos;
	}
}

function LoadScrollPosition()
{
	var scrollPos = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
    if (scrollPos == 0)
    {
	    pageY = document.getElementById("ScrollCookieName").value;
	    if (pageY != undefined && pageY != null && pageY != "")
	        window.scroll(0,pageY);
	}
}

//registrering enten via Sharepoint javascript eller direkte i onload :)
if (typeof _spBodyOnLoadFunctionNames == "undefined" ) {
    window.onload = LoadScrollPosition;
} else {
    _spBodyOnLoadFunctionNames.push('LoadScrollPosition');
}