Fixed issue #199 - Attributes passed as string does not include a space between it and the opening tag.
diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index 080f622..b64b606 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -124,6 +124,10 @@
 			}
 			$attributes = $atts;
 		}
+		elseif (is_string($attributes) AND strlen($attributes) > 0)
+		{
+			$attributes = ' '. $attributes;
+		}
 
 		// Write the opening list tag
 		$out .= "<".$type.$attributes.">\n";