diff --git a/i3pystatus/zabbix.py b/i3pystatus/zabbix.py
index bdc8cf2..8532fc5 100644
--- a/i3pystatus/zabbix.py
+++ b/i3pystatus/zabbix.py
@@ -6,6 +6,12 @@ class Zabbix(IntervalModule):
     """
     Zabbix alerts watcher
 
+    .. rubric:: Available formatters
+    * {default} - Full output count alerts like total:a5/a4/a3/a2/a1/a0
+    * {total} - Total count of alerts
+    * {aX_count} - Count alerts of X severity
+    * {colorX} - Predicted color for X severity. It can be used with Pango markup hint for different colours at each severity with
+
     Requires pyzabbix
     """
     settings = (
@@ -23,29 +29,37 @@ class Zabbix(IntervalModule):
 
         alerts_color = ["#DBDBDB", "#D6F6FF", "#FFF6A5", "#FFB689", "#FF9999", "#FF3838"]
         zapi = ZabbixAPI(self.zabbix_server)
-        zapi.login(self.zabbix_user, self.zabbix_password)
-        triggers = zapi.trigger.get(only_true=1,
-                                    skipDependent=1,
-                                    monitored=1,
-                                    active=1,
-                                    min_severity=2,
-                                    output=["priority"],
-                                    withLastEventUnacknowledged=1,
-                                    )
-        alerts_list = [t['priority'] for t in triggers]
-        alerts = [0, 0, 0, 0, 0, 0]
-        cdict = {}
-        for i in range(0, 6):
-            alerts[i] = alerts_list.count(str(i))
-            cdict["a%s" % i]=alerts[i]
-            if alerts[i] == 0:
-                cdict["c%s" % i] = "#FFFFFF"
-            else:
-                cdict["c%s" % i] = alerts_color[i]
+        try:
+            zapi.login(self.zabbix_user, self.zabbix_password)
+            triggers = zapi.trigger.get(only_true=1,
+                                        skipDependent=1,
+                                        monitored=1,
+                                        active=1,
+                                        min_severity=2,
+                                        output=["priority"],
+                                        withLastEventUnacknowledged=1,
+                                        )
+            alerts_list = [t['priority'] for t in triggers]
+            alerts = [0, 0, 0, 0, 0, 0]
+            cdict = {}
+            for i in range(0, 6):
+                alerts[i] = alerts_list.count(str(i))
+                cdict["a%s_count" % i]=alerts[i]
+                if alerts[i] == 0:
+                    cdict["color%s" % i] = "#FFFFFF"
+                else:
+                    cdict["color%s" % i] = alerts_color[i]
+    
+            cdict["default"] = "{0}:{a[5]}/{a[4]}/{a[3]}/{a[2]}/{a[1]}/{a[0]}".format(sum(alerts), a=alerts)
+            cdict["total"] = sum(alerts)
+            color = alerts_color[max(alerts)]
+            result = self.format.format(**cdict)
 
-        cdict["default"] = "{0}:{a[5]}/{a[4]}/{a[3]}/{a[2]}/{a[1]}/{a[0]}".format(sum(alerts), a=alerts)
-        cdict["total"] = sum(alerts)
+        except Exception as e:
+            result = "Zabbix connection error"
+            color = "#FF0000"
 
         self.output = {
-            "full_text": self.format.format(**cdict)
+            "full_text": result,
+            "color": color
         }