Original: Direct transclusion of the route digram without the help of this template might cause the rows of map to "break apart" and look bad in Microsoft Internet Explorer 7. (Icons that comprising the diagram are not cohesively joining row by row.)
Simplified: Direct transclusion of the route digram without the help of this template might cause the rows of map to "break apart" and look bad (icons that comprising the diagram are not cohesively joining.)