code: function render( opts ) {
  	var str = '';
  
  	str += '<div';
  	str += ' ';
  	str += 'class="' + opts.className + '"';
  	str += ' ';
  	str += 'align="' + opts.align + '"';
  	str += ' ';
  	str += 'data-raw-text="' + opts.raw + '"';
  	str += ' ';
  	str += 'data-equation="' + opts.label + '"';
  	str += '>';
  
  	str += '\n\t';
  
  	str += '<img';
  	str += ' ';
  	str += 'src="' + opts.src + '"';
  	str += ' ';
  	str += 'alt="' + opts.alt + '"';
  	str += '>';
  
  	str += '\n\t';
  
  	str += '<br>';
  
  	str += '\n';
  	str += '</div>';
  
  	return str;
  }
docs: RENDER // 
  FUNCTION: render( opts )
  Renders an HTML string.
  
  @param {Object} opts - render options
  @param {String} opts.className - element class name
  @param {String} opts.align - element alignment
  @param {String} opts.raw - raw equation text
  @param {String} opts.label - equation label
  @param {String} opts.src - image source URL
  @param {String} opts.alt - alternative image text
  @returns {String} HTML string