jProfan

;function encode64(input) {

    ;input = escape(input)
    ;var output = ""
    ;var chr1, chr2, chr3 = ""
    ;var enc1, enc2, enc3, enc4 = ""
    ;var i=0

    ;do {

        ;chr1 = input.charCodeAt(i++)
        ;chr2 = input.charCodeAt(i++)
        ;chr3 = input.charCodeAt(i++)
        ;enc1 = chr1 >> 2
        ;enc2 = ((chr1 & 3) << 4) | (chr2 >> 4)
        ;enc3 = ((chr2 & 15) << 2) | (chr3 >> 6)
        ;enc4 = chr3 & 63

        ;if (isNaN(chr2)) {

            ;enc3 = enc4 = 64
            ;} else if (isNaN(chr3)) {
            ;enc4 = 64;

        ;}

        ;output = output +
        ;basekeys.charAt(enc1) +
        ;basekeys.charAt(enc2) +
        ;basekeys.charAt(enc3) +
        ;basekeys.charAt(enc4)
        ;chr1 = chr2 = chr3 = ""
        ;enc1 = enc2 = enc3 = enc4 = ""

    ;} while (i < input.length)

    ;return output

;}