first commit

public/assets/index/js/nav.js

@@ -0,0 +1,59 @@
+/*
+*author:Null
+*DATE:2013.5.24
+*/
+
+$(function(){		   
+	//头页登录
+	$("#navul > li").not(".navhome").hover(function(){
+		$(this).addClass("navmoon")
+	},function(){
+		$(this).removeClass("navmoon")
+	});
+	
+}); 
+
+
+(function($){
+    $.fn.capacityFixed = function(options) {
+        var opts = $.extend({},$.fn.capacityFixed.deflunt,options);
+        var FixedFun = function(element) {
+            var top = opts.top;
+            element.css({
+                "top":top
+            });
+            $(window).scroll(function() {
+                var scrolls = $(this).scrollTop();
+                if (scrolls > top) {
+
+                    if (window.XMLHttpRequest) {
+                        element.css({
+                            position: "fixed",
+                            top: 0							
+                        });
+                    } else {
+                        element.css({
+                            top: scrolls
+                        });
+                    }
+                }else {
+                    element.css({
+                        position: "absolute",
+                        top: top
+                    });
+                }
+            });
+            element.find(".close-ico").click(function(event){
+                element.remove();
+                event.preventDefault();
+            })
+        };
+        return $(this).each(function() {
+            FixedFun($(this));
+        });
+    };
+    $.fn.capacityFixed.deflunt={
+		right : 0,//相对于页面宽度的右边定位
+        top:0
+	};
+})(jQuery);