function openLightbox(id) {
	fireEvent(document.getElementById(id),'click');
}

function fireEvent(obj,evt){
	var fireOnThis = obj;
	if(document.createEvent ) {
		var evObj = document.createEvent('MouseEvents');
		evObj.initEvent( evt, true, false );
		fireOnThis.dispatchEvent(evObj);
	} 
	else if(document.createEventObject ) {
		fireOnThis.fireEvent('on'+evt);
	}
}