added $.afui.showMask() timeout parameter

Author: holmberd

src/af.ui.js

@@ -617,9 +617,9 @@
          * @param {string=} text
          * @title $.afui.showMask(text);
          */
-        showMask: function(text, timeout) {
+        showMask: function(text, value) {
             if (!text) text = this.loadingText || "";
-            if (!timeout || typeof timeout !== "number") timeout = 15000;
+            if (!value || typeof value !== "number") timeout = 15000;
             $.query("#afui_mask>h1").html(text);
             $.query("#afui_mask").show();
             this.showingMask = true;
@@ -630,7 +630,7 @@
                 if(self.showingMask) {
                     self.hideMask();
                 }
-            }, timeout);
+            }, value);
         },
         /**
          * Hide the loading mask