screenshot:
file=${PREFIX}.$$(echo "${PHANTOMJS_URL}" | perl -npe 's,(\W),-,g; s/-$$//;'); \
- ${PHANTOMJS} ${PROG} ${PHANTOMJS_URL} ${IMAGES}/tmp.$$file.png ${SCREENSHOT_WIDTH_HEIGHT} ${TIMEOUT}; \
+ ${PHANTOMJS} ${PROG} "${PHANTOMJS_URL}" ${IMAGES}/tmp.$$file.png ${SCREENSHOT_WIDTH_HEIGHT} ${TIMEOUT}; \
mv -f ${IMAGES}/tmp.$$file.png ${IMAGES}/$$file.png
screenshots: clean estimate-time iframe