function dl () {
  local path
    for path in "$@"; do
# ignore any arguments
    if [[ "$path" = -* ]]; then :
        else
              local dst=${path##*/}
# append the time if necessary
   while [ -e ~/.Trash/"$dst" ]; do
     dst="$dst"_$(date +%H-%M-%S)
   done
     mv "$path" ~/.Trash/"$dst"
   fi
done
}