diff --git a/Makefile b/Makefile
index 43b7216..bb5f718 100644
--- a/Makefile
+++ b/Makefile
@@ -134,6 +134,10 @@ ifndef DVIVIEWER
 DVIVIEWER=xdvi
 endif
 
+ifndef PDFVIEWER
+PDFVIEWER=acroread
+endif
+
 ifndef LATEX2HTML
 LATEX2HTML=latex2html
 endif
@@ -271,21 +275,6 @@ TEXFILES=$(wildcard *.tex)
 		touch $*.ind; \
 	fi
 
-latex:
-# Below the 'true' is included to prevent unnecessarily many errors.
-	@if [ -n "${LATEXTARGET}" ]; then \
-		$(MAKE) ${LATEXTARGET}.dvi; \
-		true; \
-	else \
-		if [ `ls *.tex | wc -l` = "1" ]; then \
-			$(MAKE) `basename \`ls *.tex\` .tex`.dvi; \
-			true; \
-		else \
-			$(MAKE) `echo $$PWD|tr '/' '\n'|tail -1`.dvi; \
-			true; \
-		fi; \
-	fi
-
 pdflatex:
 # Below the 'true' is included to prevent unnecessarily many errors.
 	@if [ -n "${LATEXTARGET}" ]; then \
@@ -301,12 +290,27 @@ pdflatex:
 		fi; \
 	fi
 
+latex:
+# Below the 'true' is included to prevent unnecessarily many errors.
+	@if [ -n "${LATEXTARGET}" ]; then \
+		$(MAKE) ${LATEXTARGET}.dvi; \
+		true; \
+	else \
+		if [ `ls *.tex | wc -l` = "1" ]; then \
+			$(MAKE) `basename \`ls *.tex\` .tex`.dvi; \
+			true; \
+		else \
+			$(MAKE) `echo $$PWD|tr '/' '\n'|tail -1`.dvi; \
+			true; \
+		fi; \
+	fi
+
 latexfigures:
 	@for i in $(FIGUREOBJS); do \
 		$(MAKE) $$i; \
 	done
 
-view:
+viewdvi:
 # Below the 'true' is included to prevent unnecessarily many errors.
 	@if [ -n "${LATEXTARGET}" ]; then \
 		$(MAKE) ${LATEXTARGET}.dvi && \
@@ -324,6 +328,24 @@ view:
 		fi; \
 	fi
 
+view:
+# Below the 'true' is included to prevent unnecessarily many errors.
+	@if [ -n "${LATEXTARGET}" ]; then \
+		$(MAKE) ${LATEXTARGET}.pdf && \
+		$(PDFVIEWER) ${LATEXTARGET}.pdf; \
+		true; \
+	else \
+		if [ `ls *.tex | wc -l` = "1" ]; then \
+			$(MAKE) `basename \`ls *.tex\` .tex`.pdf && \
+			$(PDFVIEWER) `basename \`ls *.tex\` .tex`.pdf; \
+			true; \
+		else \
+			$(MAKE) `echo $$PWD|tr '/' '\n'|tail -1`.pdf && \
+			$(PDFVIEWER) `echo $$PWD|tr '/' '\n'|tail -1`.pdf; \
+			true; \
+		fi; \
+	fi
+
 %.ps: %.dvi
 	$(DVIPS) -o $@ $<