Messenger color chat change spammer

colorspam.js

/*
    Just paste into your browser javascript console while on https://www.messenger.com
    Only requires right hand side menu with colors and nicknames to be opened.
    
    I DO NOT TAKE ANY RESPONSIBILITY FOR POSSIBLE CONSEQUENCES OF USAGE OF THIS SCRIPT
    Enjoy...
*/

function pick( )
{
	document.getElementsByClassName( "_5dr4" )[( Math.random( ) * 15 ).toFixed( 0 )].click( );
}

function colorspam( )
{
	document.getElementsByClassName( "_3szq" )[2].click( );
	setTimeout( pick, 1000 / freq / 2 );
}

var freq = 10;
var colorspamThread = setInterval( colorspam, 1000 / freq );