fix #166

@@ -74,15 +74,25 @@ func (ctx *Context) SetCookie(name string, value string, others ...interface{})
 	if len(others) > 0 {
 	if len(others) > 0 {
 		switch others[0].(type) {
 		switch others[0].(type) {
 		case int:
 		case int:
+			if others[0].(int) > 0 {
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int))
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int))
+			} else if others[0].(int) < 0 {
+				fmt.Fprintf(&b, "; Max-Age=0")
+			}
 		case int64:
 		case int64:
+			if others[0].(int64) > 0 {
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int64))
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int64))
+			} else if others[0].(int64) < 0 {
+				fmt.Fprintf(&b, "; Max-Age=0")
+			}
 		case int32:
 		case int32:
+			if others[0].(int32) > 0 {
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int32))
 				fmt.Fprintf(&b, "; Max-Age=%d", others[0].(int32))
-		}
-	} else {
+			} else if others[0].(int32) < 0 {
 				fmt.Fprintf(&b, "; Max-Age=0")
 				fmt.Fprintf(&b, "; Max-Age=0")
 			}
 			}
+		}
+	}
 	if len(others) > 1 {
 	if len(others) > 1 {
 		fmt.Fprintf(&b, "; Path=%s", sanitizeValue(others[1].(string)))
 		fmt.Fprintf(&b, "; Path=%s", sanitizeValue(others[1].(string)))
 	}
 	}

@@ -54,7 +54,8 @@ func ReadFromRequest(c *Controller) *FlashData {
 		Data: make(map[string]string),
 		Data: make(map[string]string),
 	}
 	}
 	if cookie, err := c.Ctx.Request.Cookie("BEEGO_FLASH"); err == nil {
 	if cookie, err := c.Ctx.Request.Cookie("BEEGO_FLASH"); err == nil {
-		vals := strings.Split(cookie.Value, "\x00")
+		v, _ := url.QueryUnescape(cookie.Value)
+		vals := strings.Split(v, "\x00")
 		for _, v := range vals {
 		for _, v := range vals {
 			if len(v) > 0 {
 			if len(v) > 0 {
 				kv := strings.Split(v, ":")
 				kv := strings.Split(v, ":")
@@ -64,8 +65,7 @@ func ReadFromRequest(c *Controller) *FlashData {
 			}
 			}
 		}
 		}
 		//read one time then delete it
 		//read one time then delete it
-		cookie.MaxAge = -1
-		c.Ctx.Request.AddCookie(cookie)
+		c.Ctx.SetCookie("BEEGO_FLASH", "", -1)
 	}
 	}
 	c.Data["flash"] = flash.Data
 	c.Data["flash"] = flash.Data
 	return flash
 	return flash