if

///////What I think///////
if (reason != null && reason != '') {
			$j("#voidRelationship").dialog("close");
 			DWRRelationshipService.voidRelationship(relId, reason, refreshRelationships);
 		}
else if (reason == null || reason == ''){
			$j("#relationship_empty_reason").show();
		}



/////////Original ///////

if (reason != null && reason != '') {
+			$j("#voidRelationship").dialog("close");
 			DWRRelationshipService.voidRelationship(relId, reason, refreshRelationships);
 		}
+		else{
+			$j("#relationship_empty_reason").show();
+		}