activateMenu = function(nav) {
	if (document.all && document.getElementById(nav).currentStyle) {
        var navroot = document.getElementById(nav);
        var lis=navroot.getElementsByTagName("LI");
        for (i=0; i<lis.length; i++) {
            if(lis[i].lastChild.tagName=="UL"){
             	lis[i].onmouseover=function() {
                   var ul = this.getElementsByTagName( "ul" );
                   ul[0].parentNode.firstChild.className = "active";
                   this.lastChild.style.display="block";
                }
                lis[i].onmouseout=function() {
                   var ul = this.getElementsByTagName( "ul" );
                   ul[0].parentNode.firstChild.className = "";
                   this.lastChild.style.display="none";
                }
            }
        }
    }
}
/*
function popup()	{
	window.open("http://bulinfo.info/policy",null,"height=600,width=600,status=yes,toolbar=no,menubar=no,location=no,scrollbars=yes");
}
*/

var currentSlider = 'recommended';
function sidebarSlider(id) {
	if(currentSlider == id) return false;
	new Effect.BlindUp($(currentSlider).getElementsByTagName('DL')[0],{duration: 0.6});
	new Effect.BlindDown($(id).getElementsByTagName('DL')[0],{duration: 0.6});
	$(currentSlider).className = 'inactive';
	$(id).className = '';
	currentSlider = id;
	return false;
}