if [[ ${globaldebug} == "true" ]]; then
  local debug=true
else
  local debug=false
fi

local content="${1}"
local modified_content=""
echo "${content}" | while IFS= read -r line; do
  if [[ ${line} == *"#showimg"* ]]; then
    if (${debug}) _msg debug "${0:t}_msg_1" " ${line}"
    local img_link=$(echo "${line}" | awk -F'#showimg ' '{print $2}')
    local image=$(echo "${img_link}" | awk -F'¤' '{print $1}')
    local img_alt=$(echo "${img_link}" | awk -F'¤' '{print $2}')
    local real_image=""
    if [[ ${image} =~ ^https?:// ]]; then
      real_image=${image}
    elif [[ ${image} =~ ^\/ ]]; then
      real_image=${image}
    else
      real_image="/images/${image}"
    fi
    local img_tag="<img src=\"${real_image}\" alt=\"${img_alt}\" width=\"500\" />"
    line=${line//"#showimg ${img_link}"/${img_tag}}
  fi
    modified_content+="${line}\n"
done
echo -e "${modified_content}"