diff --git a/parts/static/script.js b/parts/static/script.js
index 64eaa02..267e7fb 100755
--- a/parts/static/script.js
+++ b/parts/static/script.js
@@ -220,9 +220,9 @@ function show_part_info(partID) {
 
 function update_url(partID){
 	params = {}
-	var query = $('.search-bar').val();
-	if(len(query)>0){
-		params['q'] = query
+	// If there is a seach bar, take its content
+	if($('.search-bar').length){
+		params['q'] = $('.search-bar').val();
 	}
 	if(partID != 0){
 		params['p'] = partID