Conserving bandwidth is like conserving water or energy. Be reasonable and responsible. If you have to return to the site to look up your station, you're not using your browser wisely. Loading time and again the same page is like paying for directory assistance to call home or friends. No RealRadio from the offices or labs.
Resources are tight.
If you're in a lab, and radio is all that you're doing, well there are probably others around who could put that machine to better use.