#!/bin/sh
TOTAL=0
a=0
GT_DIR=~/Scripts/geektool/tempfiles

exec < $GT_DIR/psfile.temp
while read line
do
	a=$(($a+1));
	if [ $a -gt 1 ]; then
		VAR=$(echo $line | awk '{print int ($2)}')
		#TOTAL=`expr $VAR + $TOTAL` # expr and below are the same
		TOTAL=$(($VAR+$TOTAL))
	fi
done
echo $TOTAL