fix template errors for unconfirmed transactions

views/transaction.pug

@@ -14,6 +14,8 @@ block content
 			a(href="/")
 				strong #{host}
 				span :#{port}
+		
+		if (result.getrawtransaction.blockhash)
 			li(class="breadcrumb-item")
 				a(href=("/block/" + result.getrawtransaction.blockhash)) Block #{result.getblock.height}
 		li(class="breadcrumb-item active") Transaction 
@@ -61,6 +63,7 @@ block content
 					th(class="table-active properties-header") Included in Block
 					td
 						a(href=("/block/" + result.getrawtransaction.blockhash)) #{result.getrawtransaction.blockhash}
+						if (result.getblock && result.getblock.height)
 							span(class="text-muted")  (#{result.getblock.height})
 				
 				tr
@@ -107,8 +110,8 @@ block content
 				tr
 					th(class="table-active properties-header") Confirmations
 					td
-						if (result.getrawtransaction.confirmations == 0)
-							strong(class="text-danger") #{result.getrawtransaction.confirmations} (Unconfirmed!)
+						if (!result.getrawtransaction.confirmations || result.getrawtransaction.confirmations == 0)
+							strong(class="text-danger") 0 (unconfirmed)
 						else if (result.getrawtransaction.confirmations < 6)
 							strong(class="text-warning") #{result.getrawtransaction.confirmations}
 						else