var userGroupsArray = new Array("all","com","gov","mil","edu");
function showUserGroup(index) {
var i=0;
var obj;
for(i=0;i<userGroupsArray.length;i++) {
	obj = document.getElementById(userGroupsArray[i]+'-layer'); if (obj) { obj.style.display = "none"; }
	obj = document.getElementById(userGroupsArray[i]+'-tab'); if (obj) { obj.className = ""; obj.setAttribute('class', ''); }
	}
obj = document.getElementById(userGroupsArray[index]+'-layer'); if (obj) { obj.style.display = "block"; }
obj = document.getElementById(userGroupsArray[index]+'-tab'); if (obj) { obj.className = "active"; obj.setAttribute('class', 'active'); }
}




// folders

function setFldr(obj) {

var id = obj.id.substr(4,5);
var d, c, z, o;

for (i=1;i<=2;i++) {
	if ( i == id ) { d = "block"; c = "a"; z = "10000" } else { d = "none"; c = ""; z = "0" }
	o = document.getElementById('fldr'+i); if (o) o.style.display = d;
	o = document.getElementById('lbl2'+i); if (o) { o.style.z_index = z; o.className = c; o.setAttribute('class', c); }
	o = document.getElementById('pre-b-t'); if (o) { if (id == 2) o.style.display='none'; else o.style.display='block'; } 
	}

return false;

}



// related colors

function spOver(obj) {
if (obj) { obj.className = 'item-block set'; obj.setAttribute('class', 'item-block set'); } return false;
}

function spOut(obj) {
if (obj) { obj.className = 'item-block out'; obj.setAttribute('class', 'item-block out'); } return false;
}

function spSet(obj) {
if (obj && (obj.className != 'item-block set') ) { obj.className = 'item-block set'; obj.setAttribute('class', 'item-block set'); } return false;
}