var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + //all caps
"abcdefghijklmnopqrstuvwxyz" + //all lowercase
"0123456789+/="; // all numbers plus +/=
//Heres the encode function
function base64_encode(inp)
{
var out = ""; //This is the output
var chr1, chr2, chr3 = ""; //These are the 3 bytes to be encoded
var enc1, enc2, enc3, enc4 = ""; //These are the 4 encoded bytes
var i = 0; //Position counter
do { //Set up the loop here
chr1 = inp.charCodeAt(i++); //Grab the first byte
chr2 = inp.charCodeAt(i++); //Grab the second byte
chr3 = inp.charCodeAt(i++); //Grab the third byte
//Here is the actual base64 encode part.
//There really is only one way to do it.
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;
}
//Lets spit out the 4 encoded bytes
out = out + keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) +
keyStr.charAt(enc4);
// OK, now clean out the variables used.
chr1 = chr2 = chr3 = "";
enc1 = enc2 = enc3 = enc4 = "";
} while (i < inp.length); //And finish off the loop
//Now return the encoded values.
document.getElementById('result').style.display='block';
document.form.result.value='\<script src="' + path + 'decode.js" type="text/javascript">\n</script>\<script language=JavaScript\>document.write(\'<a href=mailto:\' + base64_decode(\'' + out + '\') + ">" + base64_decode(\'' + out + '\') + "</a>")\</script\>';
}