added article about browser modes
added article about browser modes

cvan/devopera,operasoftware/devopera,simevidas/devopera,paulirish/devopera,payeldillip/devopera,andreasbovens/devopera,operasoftware/devopera,Jasenpan1987/devopera,operasoftware/devopera,paulirish/devopera,SelenIT/devopera,andreasbovens/devopera,shwetank/devopera,kenarai/devopera,michaelstewart/devopera,SelenIT/devopera,initaldk/devopera,paulirish/devopera,operasoftware/devopera,initaldk/devopera,kenarai/devopera,initaldk/devopera,payeldillip/devopera,paulirish/devopera,kenarai/devopera,erikmaarten/devopera,michaelstewart/devopera,simevidas/devopera,kenarai/devopera,andreasbovens/devopera,initaldk/devopera,shwetank/devopera,erikmaarten/devopera,erikmaarten/devopera,simevidas/devopera,simevidas/devopera,Jasenpan1987/devopera,Jasenpan1987/devopera,payeldillip/devopera,cvan/devopera,SelenIT/devopera,cvan/devopera,SelenIT/devopera,michaelstewart/devopera,erikmaarten/devopera,shwetank/devopera,michaelstewart/devopera,payeldillip/devopera,Jasenpan1987/devopera,cvan/devopera