document.write('<p><font size="4">Viagra also known as Sildenafil Citrate enables many men with'); 
 document.write('erectile');
document.write('dysfunction (ED) to respond to sexual stimulation, but keep in mind'); 
document.write('Viagra is not a hormone or an aphrodisiac, it works only when a man is sexually'); 
document.write('stimulated. Viagra does not directly cause penile erections, but affects the'); 
document.write('response to sexual stimulation. The drug acts by enhancing the smooth muscle'); 
document.write('relaxant effects of nitric oxide, a chemical that is normally released in'); 
document.write('response to sexual stimulation. This smooth muscle relaxation allows increased'); 
document.write('blood flow into certain areas of the penis leading to an erection.</font><p>');
document.write('<font size="4">Viagra is taken orally as a once daily dose, one hour before sexual'); 
document.write('activity (unless your doctor say');
document.write('s otherwise) and comes in oral tablets in'); 
document.write('dosages of 25mg, 50mg and 100mg. In most cases 50mg is all that is needed, but'); 
document.write('every man is different. If your doctor say');
document.write('s it');
document.write('s ok to use less then in order'); 
document.write('to save money it');
document.write('s best to try the lowest dosage that works for you and if a'); 
document.write('lower dose of Viagra works then obviously the more you');
document.write('ll be saving.</font><p>');
document.write('<font size="4">The most common side effects reported in clinical trials included'); 
document.write('headache, flushing, and indigestion which occurred at a slightly higher rate in'); 
document.write('patients taking the drug than among those taking a placebo. Around 3 percent of'); 
document.write('patients on Viagra also reported changes in vision, principally altered color'); 
document.write('perception.</font><p>');
document.write('&nbsp;<p>&nbsp;<p></span>');