More syntax errors to fix.

call_block/call_block_edit.php

@@ -269,7 +269,7 @@ if (count($_POST)>0 && strlen($_POST["persistformvar"]) == 0) {
 	if ($action == "update") {
 		echo "<td align='left' width='30%' nowrap='nowrap'><b>".$text['label-edit-edit']."</b></td>\n";
 	}
-	echo "<td width='70%' align='right'><input type='button' class='btn' name='' alt='back' onclick=\"window.location='call_block.php'\" value=$text['button-back']></td>\n";
+	echo "<td width='70%' align='right'><input type='button' class='btn' name='' alt='".$text['button-back']."' onclick=\"window.location='call_block.php'\" value='".$text['button-back']."'></td>\n";
 	echo "</tr>\n";
 	echo "<tr>\n";
 	echo "<td align='left' colspan='2'>\n";