一個簡單的javascript類

                     閑來無事，寫個簡單的js類，高手別看了~B("id名").Method  挺簡單的，下面的方法名，已經給出方法的作用了，就不做解釋了，直接拿去用吧！

 

{
this.style.display='none'; document.getElementById('Code_Closed_Text_050811').style.display='none'; document.getElementById('Code_Open_Image_050811').style.display='inline'; document.getElementById('Code_Open_Text_050811').style.display='inline';
}" id="Code_Closed_Image_050811" style="display: none">{
this.style.display='none'; document.getElementById('Code_Open_Text_050811').style.display='none'; getElementById('Code_Closed_Image_050811').style.display='inline'; getElementById('Code_Closed_Text_050811').style.display='inline';
}" id="Code_Open_Image_050811">Code
function P(E)
{
    var N = "";
    this.Z = document.getElementById(E);
    this.val = function(){ 
        if(arguments.length==0)
        {
            return this.Z.value;    
        }
        else if(arguments.length=1)
        {
            this.Z.value = arguments[0];
        }
    }
    this.appendValAfter = function(){
        this.Z.value = this.val() + arguments[0];
    }
    this.appendValBefore = function(){
        this.Z.value = arguments[0] + this.val();    
    }
    this.html = function(){ 
        if(arguments.length==0)
        {
            return this.Z.innerHTML;    
        }
        else if(arguments.length = 1)
        {
            this.Z.innerHTML = arguments[0];
        }
    }
    this.appendHtmlAfter = function(){
        this.Z.innerHTML = this.html() + arguments[0];
    }
    this.appendHtmlBefore = function(){
        this.Z.innerHTML = arguments[0] + this.html();
    }
    this.hide = function(){ this.Z.style.display = "none";}
    this.show = function(){ this.Z.style.display = "inline-block";}
    this.clearV = function(){ this.Z.value = N;}
    this.clearH = function(){this.Z.innerHTML = N;}
    this.toggle = function(){
       var S = this.Z.style; S.display=="inline-block"?S.display="none":S.display="inline-block";
    }
    //this.css = function(){ return this.Z.css}
}
//o.prototype.GV = 

function B(E){
    return (new P(E));
}