diff --git a/lib/domutils.js b/lib/domutils.js
index e4b1f57..26eeced 100644
--- a/lib/domutils.js
+++ b/lib/domutils.js
@@ -257,17 +257,14 @@ var Modules = (function (modules) {
 			var i = tagNames.length;
 
 			while(i--) {
-				if(node.name === tagNames[i]) {
-					var attr = this.getAttribute(node, attributeName);
-					if(attr && attr !== '') {
-						return attr;
-					}
+				if(node.tagName.toLowerCase() === tagNames[i]) {
+					if (this.hasAttribute(node, attributeName))
+						return this.getAttribute(node, attributeName);
 				}
 			}
 			return null;
 		},
 
-
 		/**
 		* get node if has no siblings CSS :only-child
 		*