function decryptCharcode(n,start,end,offset) {
  n=n+offset;
  if(offset>0&&n>end) {
    n=start+(n-end-1);
  } else if(offset<0&&n<start){
    n=end-(start-n-1);
  } 
  return String.fromCharCode(n);
} 
function decryptString(enc,offset) {
  var dec="";
  var len=enc.length;
  for(var i=0;i<len;i++) {
    var n=enc.charCodeAt(i);
    if(n>=0x2B&&n<=0x3A) {
      dec+=decryptCharcode(n,0x2B,0x3A,offset);
    } else if(n>=0x40&&n<=0x5A) {
      dec+=decryptCharcode(n,0x40,0x5A,offset);
    } else if(n>=0x61&&n<=0x7A) {
      dec+=decryptCharcode(n,0x61,0x7A,offset);
    } else {
      dec+=enc.charAt(i);
    }
  } 
  return dec;
} 
function linkTo_UnCryptMailto(s) {
  location.href=decryptString(s,1);
}