Some fix for search box initial value.
Some fix for search box initial value.

Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard,Hiroyuki-Nagata/XrossBoard