Send text and email when a certain web page contains the word "Open"

alerter.sh

#!/bin/sh
# given url (arg 1), alert user when it contains "open"

if [ -z "$1" ]; then
        echo "Usage: $0 <url>"
        exit 1
fi

URL="$1"

if [ $(curl "${URL}" 2>/dev/null | grep -c 'Open') -ne "0" ]; then
        echo "${URL} is open" | mail -s "Class is open!!!"  <my-number>@txt.att.net
        echo "${URL} is open" | mail -s "Class is open!!!" <my-email>
fi

crontab

* * * * * /path/to/alerter.sh "http://registrar.ucla.edu/schedule/detselect.aspx?termsel=12S&subareasel=COM+SCI&idxcrs=0131++++"