Stop giving male folks who are online when someone view the node list a

sex-change operation.

web/lib/main_nodelist.ssjs

@@ -28,7 +28,7 @@ for(n=0;n<system.node_list.length;n++) {
             action=format(NodeAction[system.node_list[n].action]
                     ,system.node_list[n].aux);
        if(show_gender) {
-            if(u.gender="F")
+            if(u.gender=="F")
                 gender="Female";
             else
            gender="Male";
@@ -66,4 +66,4 @@ for(n=0;n<system.node_list.length;n++) {
         ,Math.floor(t/60)%60
         ,t%60
 
-*/  
\ No newline at end of file
+*/