function getElement(elementid) {
	if (document.getElementById) {
    	return document.getElementById(elementid);
	}
	else if (document.all) {
		return document.all[elementid];
	}
	else {
		return null;
	}
}

var activeid = '';

var ids = new Array('vernal', 'prest', 'num6', 'cassa', 'cassaa', 'partition');

function showdj(id) {
	//alert('id is ' + id + '; active id is ' + activeid);
	if (id != activeid) {
		activeid = id;
		for (var x = 0; x < ids.length; x++) {
			getElement('dj_' + ids[x]).style.display='none';
			getElement('djlink_' + ids[x]).style.color='#fc0';
		}
		//alert('id is ' + id + '; active id is ' + activeid);
		getElement('dj_' + activeid).style.display='block';
		getElement('djlink_' + activeid).style.color='#ccc';
		getElement('djlink_' + activeid).style.border='none';
	}
}