How to invite all facebook friends to a page or event at a single click

Increase your facebook page likes invite all of your friends with just a click this is a java script trick,

Before using this ensure that you are using Firefox as your browser

And follow these steps

Login and Goto your facebook page
click build audience >invite friends
a box showing friends will open click small drop down window from left top and choose “Search all friends”
now scroll till all your friends appear
and click crtl+shift+k
a window will open paste the following code in the box

javascript:elms=document.getElementsByName("checkableitems[]");for (i=0;i < elms.length;i++){if (elms[i].type="checkbox" )elms[i].click()};

and click enter

,all the friends will be selected now just click submit