Overwrite the legend container instead of appending to it

git-svn-id: https://flot.googlecode.com/svn/trunk@71 1e0a6537-2640-0410-bfb7-f154510ff394

API.txt

@@ -140,7 +140,8 @@ background.
 
 If you want the legend to appear somewhere else in the DOM, you can
 specify "container" as a jQuery object to put the legend table into.
-The "position" and "margin" etc. options will then be ignored.
+The "position" and "margin" etc. options will then be ignored. Note
+that it will overwrite the contents of the container.
 
 
 

NEWS.txt

@@ -16,6 +16,10 @@ multiple plots aligned.
 The "fill" option can now be a number that specifies the opacity of
 the fill.
 
+Using the "container" option in legend now overwrites the container
+element instead of just appending to it (fixes infinite legend bug,
+reported by several people, fix by Brad Dewey).
+
 Fixed a bug in calculating spacing around the plot (reported by
 timothytoe). Fixed a bug in finding max values for all-negative data
 sets. Prevent the possibility of eternal looping in tick calculations.

jquery.flot.js

@@ -1345,7 +1345,7 @@
             if (fragments.length > 0) {
                 var table = '<table style="font-size:smaller;color:' + options.grid.color + '">' + fragments.join("") + '</table>';
                 if (options.legend.container != null)
-                    options.legend.container.append(table);
+                    options.legend.container.html(table);
                 else {
                     var pos = "";
                     var p = options.legend.position, m = options.legend.margin;