function gotocluster(s)
{
var d = s.options[s.selectedIndex].value
top.location.href = d
s.selectedIndex=0

}

function bookmarksite(title, url){
if (document.all)
window.external.AddFavorite(url, title);
else if (window.sidebar)
window.sidebar.addPanel(title, url, "")
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function exp(id) {
	if(document.getElementById('cdiv_'+id).style.display=='none') {
		document.getElementById('cdiv_'+id).style.display='block';
		document.getElementById('img'+id).src='img/lm_min.gif';
	} else {
		document.getElementById('cdiv_'+id).style.display='none';
		document.getElementById('img'+id).src='img/lm_plus.gif';
	}
}