parallelize the searching

search.go

@@ -26,8 +26,14 @@ func fakeSearch(kind string) Search {
 }
 
 func Google(query string) (results []Result) {
-	results = append(results, Web(query))
-	results = append(results, Image(query))
-	results = append(results, Video(query))
+    c := make(chan Result)
+    go func(){c <- Web(query)}()
+    go func(){c <- Image(query)}()
+    go func(){c <- Video(query)}()
+
+    for i :=0; i < 3; i++ {
+        result := <-c
+        results = append(results, result)
+    }
 	return
 }