function S(a){return document.getElementById(a)||null}function extend(){for(var a=arguments,e=a[0],c=1,d=a.length;c<d;c++){var f=a[c];for(var b in f){e[b]=f[b]}}return e}function addEvent(b,a,c,d){if(b&&c){if(b.addEventListener){b[d?"removeEventListener":"addEventListener"](a,c,false)}else{if(b.attachEvent){b[d?"detachEvent":"attachEvent"]("on"+a,c)}else{b["on"+a]=d?null:c}}}return b}function addEvents(c,a,d){for(var b in a){addEvent(c,b,a[b],d)}return c}function getStyle(b,c){var a=b&&(b.currentStyle?b.currentStyle:b.ownerDocument.defaultView.getComputedStyle(b,null));return a&&a[c]||""}function show(b,a,d){var c=(typeof(b)=="string"?S(b,d):b);if(c){c.style.display=(a?"":"none")}return c}function isShow(a,b){return(getStyle((typeof(a)=="string"?S(a,b):a),"display")||"none")!="none"}function loadJsFile(d,e){var f=document,c=typeof e=="function",b,a;a=f.createElement("script");(f.getElementsByTagName("head")[0]||f.documentElement).appendChild(extend(a,c&&{onload:e,onreadystatechange:function(){var g=this;({loaded:true,complete:true}[g.readyState])&&(!g._moLoaded)&&(g._moLoaded=true)&&e.call(g)}},{type:"text/javascript",charset:"utf8",src:d}));return a};
