diff --git a/python/pyphantomjs/bootstrap.js b/python/pyphantomjs/bootstrap.js
index 7e9d50f9..45eeb87c 100644
--- a/python/pyphantomjs/bootstrap.js
+++ b/python/pyphantomjs/bootstrap.js
@@ -75,6 +75,39 @@ window.WebPage = function() {
     return page;
 }
 
+
+// override settimeout/setinterval with a try..catch
+window._setTimeout = window.setTimeout;
+window._setInterval = window.setInterval;
+window.setTimeout = function(func, delay) {
+    var f = function() {
+        try {
+            typeof func === 'function' ? func() : eval(func);
+        } catch (err) {
+            if (err !== 'phantom.exit') {
+                throw err;
+            }
+        }
+    }
+
+    return window._setTimeout(f, delay);
+}
+
+window.setInterval = function(func, delay, lang) {
+    var f = function() {
+        try {
+            typeof func === 'function' ? func() : eval(func);
+        } catch (err) {
+            if (err !== 'phantom.exit') {
+                throw err;
+            }
+        }
+    }
+
+    return window._setInterval(f, delay, lang);
+}
+
+
 phantom.exit = function(code) {
     if (code == null) {
         code = 0;
diff --git a/src/bootstrap.js b/src/bootstrap.js
index 7e9d50f9..45eeb87c 100644
--- a/src/bootstrap.js
+++ b/src/bootstrap.js
@@ -75,6 +75,39 @@ window.WebPage = function() {
     return page;
 }
 
+
+// override settimeout/setinterval with a try..catch
+window._setTimeout = window.setTimeout;
+window._setInterval = window.setInterval;
+window.setTimeout = function(func, delay) {
+    var f = function() {
+        try {
+            typeof func === 'function' ? func() : eval(func);
+        } catch (err) {
+            if (err !== 'phantom.exit') {
+                throw err;
+            }
+        }
+    }
+
+    return window._setTimeout(f, delay);
+}
+
+window.setInterval = function(func, delay, lang) {
+    var f = function() {
+        try {
+            typeof func === 'function' ? func() : eval(func);
+        } catch (err) {
+            if (err !== 'phantom.exit') {
+                throw err;
+            }
+        }
+    }
+
+    return window._setInterval(f, delay, lang);
+}
+
+
 phantom.exit = function(code) {
     if (code == null) {
         code = 0;