diff --git a/lib/chrome.js b/lib/chrome.js
index 3be26de..c32f8e8 100644
--- a/lib/chrome.js
+++ b/lib/chrome.js
@@ -350,9 +350,15 @@ var ChromeObject = function() {
         }
     };
 
-    this.close = function() {
+    this.exit = function() {
         return this.sendPageRPC("Browser.close", {});
     };
+	
+	this.close = function() {
+		var response = this.sendPageRPC("Page.close", {});
+		this.setPageId(null);
+		return response;
+	};
 
     this.terminate = function() {
         try {
@@ -640,15 +646,40 @@ var ChromeObject = function() {
                 return this.evaluate('document.querySelector("' + selector + '").dispatchEvent(new Event("' + eventName + '"))');
             }
         } else {
-            var probability = parseFloat(selector.substring(selector.indexOf('(') + 1, selector.indexOf(')')));
-            return this.evaluate('(function(obj, p) { var a = Array.from(obj).filter(function() { return (Math.random() < p); }); if(a.length > 0) a[0].click(); })(document.querySelectorAll("' + selector.substring(0, selector.indexOf(':')) + '"), ' + probability + ')');
+            var p = parseFloat(selector.substring(selector.indexOf('(') + 1, selector.indexOf(')')));
+			var _selector = selector.substring(0, selector.indexOf(':'));
+            return this.evaluate('(function(obj, p) { var element = Object.values(obj).find(function() { return (Math.random() < p); }); if(element) element.click(); })(document.querySelectorAll("' + _selector + '"), ' + p + ')');
         }
     };
-
-    this.scrollBySelector = function(selector, dx, dy) {
-        return this.evaluate('(function(rect, dx, dy) { window.scrollTo(rect.x + dx, rect.y + dy); })(document.querySelector("' + selector + '").getBoundingClientRect(), parseInt("' + (dx || 0) + '"), parseInt("' + (dy || 0) + '"))');
+    
+    this.triggerEventByFind = function(eventName, selector, searchText) {
+        var s = '(function() {'
+            + '    var element = Object.values(document.querySelectorAll("' + selector + '")).find(function(x) {'
+            + '        return (x.innerText.indexOf(decodeURIComponent("' + encodeURIComponent(searchText) + '")) > -1);'
+            + '    });'
+            + '    if (element) {'
+            + '        element.' + (eventName == 'click' ? 'click()' : 'dispatchEvent(new Event("' + eventName + '"))') + ';'
+            + '    }'
+            + '})()'
+        ;
+        return this.evaluate(s);
     };
 
+    this.triggerEventOnNestedFind = function(eventName, selector, subSelector, searchText) {
+        var s = '(function() {'
+            + '    var element = Object.values(document.querySelectorAll("' + selector + '")).find(function(x) {'
+            + '        return (x.querySelector("' + subSelector + '").innerText.indexOf(decodeURIComponent("' + encodeURIComponent(searchText) + '")) > -1);'
+            + '    });'
+            + '    if (element) {'
+            + '        element.' + (eventName == 'click' ? 'click()' : 'dispatchEvent(new Event("' + eventName + '"))') + ';'
+            + '    }'
+            + '})()'
+        ;
+        return this.evaluate(s);
+    };
+    
+    
+
     this.scrollTo = function(x, y) {
         return this.evaluate('window.scrollTo(parseInt(' + x + '), parseInt(' + y + '))');
     };
@@ -657,6 +688,10 @@ var ChromeObject = function() {
         return this.evaluate('window.scrollBy(parseInt(' + dx + '), parseInt(' + dy + '))');
     };
 
+    this.scrollToElement = function(selector, dx, dy) {
+        return this.evaluate('(function(rect, dx, dy) { window.scrollTo(rect.x + dx, rect.y + dy); })(document.querySelector("' + selector + '").getBoundingClientRect(), parseInt("' + dx + '"), parseInt("' + dy + '"))');
+    };
+
     this.reload = function() {
         return this.sendPageRPC("Page.reload", {});
     };
@@ -684,15 +719,15 @@ var ChromeObject = function() {
 
     this.setValue = function(selector, value, repeat) {
         var s = encodeURIComponent(value), i = 0;
-		while (i < repeat) {
-			this.evaluate('document.querySelector("' + selector + '").value = decodeURIComponent("' + s + '")');
-			i++;
-		}
+        while (i < repeat) {
+            this.evaluate('document.querySelector("' + selector + '").value = decodeURIComponent("' + s + '")');
+            i++;
+        }
+    };
+    
+    this.getText = function(selector) {
+        return this.getEvaluatedValue('document.querySelector("' + selector + '").innerText');
     };
-	
-	this.getText = function(selector) {
-		return this.getEvaluatedValue('document.querySelector("' + selector + '").innerText');
-	};
 
     this.create();
 };