Add files via upload

z_daisy/hook/thread_js.htm

@@ -0,0 +1,21 @@
+<script type="text/javascript">
+	/*判断可显示区域高度 用于决定显示主图的高度*/
+    var getBgHeight = function(windowHeight, bannerHeight, mobileBannerHeight){
+        windowHeight = windowHeight || 560;
+        if (windowHeight > window.screen.availHeight) {
+            windowHeight = window.screen.availHeight;
+        }
+        bannerHeight = bannerHeight.trim();
+        mobileBannerHeight = mobileBannerHeight.trim();
+        if (window.innerHeight > window.innerWidth) {
+            bannerHeight = parseFloat(mobileBannerHeight);
+        } else {
+            bannerHeight = parseFloat(bannerHeight);
+        }
+        bannerHeight = Math.round(windowHeight * bannerHeight / 100);
+        return bannerHeight;
+    };
+        var head = $("#masthead");
+        var bgHeight = getBgHeight(window.innerHeight, '65', '45');
+        head.css('height', bgHeight + "px");
+</script>