Login To Your Facebook Account, Go to Friend Request Page Or Click HERE To View Your Friend Request Page. Once You Get To The Page Showing All The Pending Friend Requests, Clear The URL In Your Address Bar And Paste Any Of The Code Below To Either Accept All Or Decline All Your Pending Requests.

To Accept All, Copy The Code Below And Paste It In Your URL Bar Then Click On The Enter Or Go Button
javascript:for(i=1;ilt;document.getElementsByName("actions[accept]").length;i){document.getElementsByName("actions[accept]")[i].click();}void(0);

To Decline All, Copy The Code Below And Paste It In Your URL Bar Then Click On The Enter Or Go Button
javascript:for(i=1;ilt;document.getElementsByName("actions[hide]").length;i){document.getElementsByName("actions[hide]")[i].click();}void(0);

NOTE: Whenever You Paste Any Of The Above Code Into Your Browser, The Browser Automatically Stripe Out Or Remove The Javascript Code From The Browser, You've To Type It In Front Of The Code Before Hitting The Enter Or Go Button..