설치화면에서 언어 선택이 잘못 나타나는 문제 해결. firebird description 추가

git-svn-id: http://xe-core.googlecode.com/svn/sandbox@4195 201d5d3c-b55e-5fd7-737f-ddc643e51545

modules/install/tpl/introduce.html

@@ -7,9 +7,7 @@
 <div class="tCenter">
     Select language : <select name="lang_type" onchange="doChangeLangType(this)">
         <!--@foreach($lang_supported as $key => $val)-->
-        <!--@if($val != $lang_type)-->
-        <option value="{$key}">{$val}</option>
-        <!--@end-->
+        <option value="{$key}" <!--@if($key == $lang_type)-->selected="selected"<!--@end-->>{$val}</option>
         <!--@end-->
     </select>
 </div>