code: function(className, appendTo, html, raw) {
  		var el = document.createElement('div');
  		el.className = 'mfp-'+className;
  		if(html) {
  			el.innerHTML = html;
  		}
  		if(!raw) {
  			el = $(el);
  			if(appendTo) {
  				el.appendTo(appendTo);
  			}
  		} else if(appendTo) {
  			appendTo.appendChild(el);
  		}
  		return el;
  	}
docs: Private functions