secrets.js
function padLeft(str, bits){
	bits = bits || config.bits
	var missing = str.length % bits;
	return (missing ? new Array(bits - missing + 1).join('0') : '') + str;
}
function padLeft(str, bits){
	bits = bits || config.bits
	var missing = str.length % bits;
	return (missing ? new Array(bits - missing + 1).join('0') : '') + str;
}
function padLeft ( str , bits ) { bits = bits || config . bits var missing = str . length % bits ; return ( missing ? new Array ( bits - missing + 1 ) . join ( '0' ) : '' ) + str ; }
Pads a string `str` with zeros on the left so that its length is a multiple of `bits`
Pads a string str with zeros on the left so that its length is a multiple of bits