issue105, added missing var keyword

Signed-off-by: Andreas Unterkircher <unki@netshadow.at>

diff --git a/phpfspot.js b/phpfspot.js
index c4b39b55a5cac2ff95228b927856dd6f3cd589b1..ad4a63e088bdc12ee06f5227a0ac8dc329cb9625 100644 (file)
--- a/phpfspot.js
+++ b/phpfspot.js
@@ -1,6 +1,9 @@
 function showImage(id, scrollup)
 {
-   content = document.getElementById("content");
+   if(!document.getElementById('content'))
+      return;
+
+   var content = document.getElementById('content');
 
    /* blank the screen */
    if(scrollup != undefined) {
@@ -433,13 +436,13 @@ function startSlideShow()
 
 function nextSlide()
 {
-   next_img = HTML_AJAX.grab(encodeURI('rpc.php?action=get_next_slideshow_img'));
+   var next_img = HTML_AJAX.grab(encodeURI('rpc.php?action=get_next_slideshow_img'));
    document.getElementById('slide_img').src = next_img;
 }
 
 function prevSlide()
 {
-   prev_img = HTML_AJAX.grab(encodeURI('rpc.php?action=get_prev_slideshow_img'));
+   var prev_img = HTML_AJAX.grab(encodeURI('rpc.php?action=get_prev_slideshow_img'));
    document.getElementById('slide_img').src = prev_img;
 }
 
@@ -480,8 +483,8 @@ function autoBrowse()
    }
    /* we have reached the last photo */
    else {
-      if(document.getElementById('autobrowse_ico'))
-         document.getElementById('autobrowse_ico').src = "resources/32_play.png";
+      if(ab_ico = document.getElementById('autobrowse_ico'))
+         ab_ico.src = "resources/32_play.png";
       clearInterval(autobrowse);
    }