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