[issue #193] Fixed searchbar in wiki.

app/assets/stylesheets/custom.scss

@@ -12,3 +12,52 @@ header menu ul li a {
     padding: 15px 8px 15px 8px;
 }
 
+div#gollum-searchbar-fauxtext {
+    padding-left: 10px;
+}
+
+div#gollum-searchbar-fauxtext input#search-query {
+    display: inline-block;
+    float: left;
+    width: 145px;
+    border: 1px solid #D3D3D3;
+    border-bottom-left-radius: 3px;
+    border-top-left-radius: 3px;
+    border-bottom-right-radius: 0;
+    border-top-right-radius: 0;
+    font-size: 12px;
+    height: 24px;
+    margin: 0;
+    padding: 0 4px;
+    vertical-align: middle;
+    white-space: nowrap;
+}
+
+a#search-submit {
+    -moz-box-sizing: content-box;
+    border-left: medium none;
+    border-radius: 0 3px 3px 0;
+    height: 24px;
+    margin-left: 0;
+    padding: 0;
+    position: relative;
+    vertical-align: middle;
+    display: inline-block;
+    float: left;
+}
+
+a#search-submit span {
+    background: image-url("gollum/icon-sprite.png") no-repeat scroll 50% 4px transparent;
+    background-position: -430px -2px;
+    height: 24px;
+    text-indent: -9999px;
+    width: 16px;
+    display: block;
+    height: 21px;
+    line-height: 21px;
+    padding: 0 9px 0 7px;
+}
+
+a#search-submit:hover span {
+    background-position: -430px -29px;
+}

app/views/wiki/_searchbar.html.haml

@@ -3,4 +3,5 @@
     #gollum-searchbar-fauxtext
       = text_field_tag :q, t("wiki.search_and_hellip"), :id => "search-query", :autocomplete => "on"
       = link_to "#", :id => "search-submit", :title => t("wiki.search_popup") do
-        %span= t("wiki.search")
+        %span= t("wiki.search")
+      .both