diff --git a/AssemblyVersion.cs b/AssemblyVersion.cs
index 3c12491..b341f96 100644
--- a/AssemblyVersion.cs
+++ b/AssemblyVersion.cs
@@ -16,5 +16,5 @@ using System.Reflection;
 //
 // You can specify all the values or you can default the Revision and Build Numbers 
 // by using the '*' as shown below:
-[assembly: AssemblyVersion("3.0.4.576")]
-[assembly: AssemblyFileVersion("3.0.4.576")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.0.4.577")]
+[assembly: AssemblyFileVersion("3.0.4.577")]
\ No newline at end of file
diff --git a/WebApplication/JS/SearchHighlight.js b/WebApplication/JS/SearchHighlight.js
index f464f56..dba0d2d 100644
--- a/WebApplication/JS/SearchHighlight.js
+++ b/WebApplication/JS/SearchHighlight.js
@@ -60,6 +60,7 @@ searchhi = {
 		if (qmIndex == -1) return;
 		var ampIndex = url.indexOf("&");
 		var query = url.substring(qmIndex + 4, ampIndex != -1 ? ampIndex : url.length);
+		if(query == "" || query.length < 2) return;
 		query = query.replace(/,/g, ' ');
 		query = unescape(query);
 		searchhi.process(query);