code: function (el) {
  
  		if (isMSIE8) {
  			// Fallback for MSIE8, will most probably fail on edge cases
  			return [ 0, 0, el.offsetWidth, el.offsetHeight];
  		}
  
  		var styles = window.getComputedStyle(el);
  
  		// getComputedStyle() should return values already in pixels, so using parseInt()
  		//   is not as much as a hack as it seems to be.
  
  		return [
  			parseInt(styles.marginLeft),
  			parseInt(styles.marginTop),
  			parseInt(styles.marginLeft) + parseInt(styles.width),
  			parseInt(styles.marginTop)  + parseInt(styles.height)
  		];
  	}
docs: Returns a plain array with the relative dimensions of a L.Icon, based on the computed values from iconSize and iconAnchor.