var f = TagToggle("activeCls_jg", "inactiveCls_jg", "mouseover", 0);
                                     for(var i = 1; i <=5; i++)
                                     f("la" + i, "jg" + i);
                                    /*
                                     * Author: Asfman
                                     * Contact: [url]http://jsframework.cn[/url]
                                    */
                                     function TagToggle(activeCls, inactiveCls, eventType, defaultID)
                                     {
                                         var count = 0;
                                         var isIE = navigator.appName == "Microsoft Internet Explorer";
                                         eventType = eventType || "mousedown";
                                         defaultID =  defaultID || 0;
                                         var selectedIndex = defaultID;
                                         var tagArr = [];
                                         function overFunc(content, curNum)
                                         {
                                            var curObj = this;
                                            return function(){
                                                tagArr[selectedIndex][0].className = inactiveCls;
                                                tagArr[selectedIndex][1].style.display = "none";
                                                curObj.className = activeCls;
                                                $(content).style.display = "";
                                                selectedIndex = curNum;
                                            }
                                         }
                                         function $(str){return document.getElementById(str);}
                                         return function(tag, content){
                                             tagArr.push([$(tag), $(content)]);
                                             if(count == defaultID)
                                             {
                                                 $(tag).className = activeCls;
                                                 $(content).style.display = "";
                                             }else{
                                                 $(tag).className = inactiveCls;

                                                 $(content).style.display = "none";
                                             }
                                            if(isIE)
                                                $(tag).attachEvent("on" + eventType, overFunc.call($(tag), content, count));
                                            else
                                                $(tag).addEventListener(eventType, overFunc.call($(tag), content, count), false);		    
                                             count++;
                                         }
                                     }
                                    //-->