function toggle_visibility(id) {
	var e = document.getElementById(id);
	if(e.style.display == 'block') {
	  e.style.display = 'none';
	} else {
	  e.style.display = 'block';
	  document.search.sp_q.focus();
	}
}
function toggle_openjobs(id,cx) {
	var e = document.getElementById(id);
	if(e.style.display == 'block') {
	  e.style.display = 'none';
	} else {
	  e.style.display = 'block';
	  document.search.sp_q.focus();
	}
	
	var c = document.getElementById(cx);
	var collapsed = "collapsed.gif";
	if(c.src.indexOf(collapsed) == -1) {
	  c.src = 'images/collapsed.gif';
	} else {
	  c.src = 'images/expanded.gif';
	}
}