function SaveWindowScrollPos() { 
    var undef, i, sp = GetWindowScollPos();
    for(i = 0; i < document.forms.length; i++)
        if(document.forms[i].ScrollPos != undefined) { 
            document.forms[i].ScrollPos.value = sp; break;
        }
    return true;
}

function GetWindowScollPos() {
	var xPos = 0;
	if(document.documentElement && document.documentElement.scrollTop)
	{
		xPos = document.documentElement.scrollTop;
	}
	else if(document.body && document.body.scrollTop)
	{
		xPos = document.body.scrollTop;
	}
		
	return xPos;
	
}