搜索按钮功能添加

@@ -84,8 +84,9 @@
                     <ul class="search-suggest"></ul>
                     <div class="search-2016">
                         <form action="//search.yohobuy.com" method="get" id="search-form">
-                            <input type="text" name="query" class="search-key" autocomplete="off">
-                            <a class="search-btn"></a>
+                            <input type="hidden" id="defaultsearch">
+                            <input class="search-key"  type="text" name="query" id="query-key" autocomplete="off" x-webkit-speech="" lang="zh-CN" x-webkit-grammar="builtin:translate" value="" onfocus="if(this.value==this.defaultValue){this.value='';this.style.color='#333'}" onblur="if(this.value==''){this.value=this.defaultValue;this.style.color='#999'}" maxlength="30">
+                            <a class="search-btn" href="javascript:submitSearch();"></a>
                         </form>
                     </div>
                     <div class="go-cart">

@@ -28,7 +28,10 @@ var thirdLineNum = 9,
     requestFrame;
 
 var logoAngle = 0,
-    loopTime = 500;
+    loopTime = 500,
+    keyword = '',
+    link = '',
+    reg = /^[\^\!\+\-\(\)\:\[\]\\\{\}\~\*\?\|\&\;\/]{0,}$/g;
 
 var dataLayer = [];
 
@@ -705,4 +708,32 @@ function actionCover() {
     }
 }
 
+window.submitSearch = function() {
+    var $keywordinput = $('#query-key').val();
+    var $defaultsearch = $('#defaultsearch').val();
+    var column = 'Search';
+    var postition = 'Head Search';
+    var event = 'Search';
+    var $formatkeyword,
+        $formatkeywordinput;
+
+    $formatkeyword = $.trim(keyword.toLowerCase());
+    $formatkeywordinput = $.trim($keywordinput.toLowerCase());
+    getSource(column, postition, event);
+    if (link !== '' && keyword !== '' && $formatkeyword === $formatkeywordinput) {
+        location.href = link.replace('\'', '');
+    } else {
+        if (reg.test($keywordinput) && $keywordinput !== '') {
+            location.href = 'http://search.yohobuy.com/error?query=' + $keywordinput + '&result=error';
+        } else {
+            if ($keywordinput === '') {
+                $('#query-key').val($defaultsearch);
+            }
+
+            $searchForm.submit();
+            return false;
+        }
+    }
+};
+
 actionCover();