js 点击标题显示/隐藏层内内容(任意数量,可设css)

<SCRIPT src="tabcontrol.js" type=text/javascript></SCRIPT>
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</HEAD>
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<BODY>
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<DIV id=tabControl>
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<DIV id=1 titletext="基本资料">
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11
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</DIV>
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<DIV id=2 titletext="屏幕参数">1</DIV>
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</DIV>
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<SCRIPT type=text/javascript>
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var _tabControl=CreateTabControl("tabControl",false);
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_tabControl.pageClassName="TabPage";
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_tabControl.init();
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</SCRIPT>
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</BODY></HTML>

js
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function TabControl(id)
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{
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var This=this;
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this.id=id;
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this.element=document.getElementById(id);
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this.items=[];
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this.allHidden=false;
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this.titlePanelClassName="";//标题面板 Class Name
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this.titleButtonClassName="";//标题按钮 Class Name
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this.activatedTitleButtonClassName=""//活动页的标题按钮 ClassName
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this.lastPageTitleButtonClassName="";//最后一页标题按钮 Class Name
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this.lastPageActivatedTitleButtonClassName="";//最后一页活动页的标题按钮 Class Name
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this.pageClassName="";//页 Class Name
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this.tabClickHandler=null;
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this.show=function(tabPage)
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{
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for(var i=0;i<This.items.length;i++)
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{
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if(This.items[i].id!=tabPage.id)
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{
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This.items[i].hidden();
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}
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else
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{
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This.items[i].show();
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}
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}
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}
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//初化化
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this.init=function()
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{
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//读取加载页
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var divs=This.element.getElementsByTagName("DIV");
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var tabPages=[];
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for(var i=0;i<divs.length;i++)
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{
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if(divs[i].parentNode==This.element)
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tabPages[tabPages.length]=divs[i];
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}
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for (var i = 0; i<tabPages.length; i++) {
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var tabPage = tabPages[i];
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This.items[This.items.length]=tabPage;
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if(!tabPage.className)
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{
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tabPage.className=This.pageClassName;
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}
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if(!tabPage.titleButtonClassName)
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tabPage.titleButtonClassName=tabPage.titlebuttonclassname;
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if(!tabPage.titleButtonClassName)
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tabPage.titleButtonClassName=tabPage.TitleButtonClassName;
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if(!tabPage.activatedTitleButtonClassName)
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tabPage.activatedTitleButtonClassName=tabPage.activatedTitleButtonClassName;
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if(!tabPage.activatedTitleButtonClassName)
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tabPage.activatedTitleButtonClassName=tabPage.ActivatedTitleButtonClassName;
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if(!tabPage.titleButtonClassName)
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{
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if(i<tabPages.length-1)
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tabPage.titleButtonClassName=This.titleButtonClassName;
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else
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tabPage.titleButtonClassName=This.lastPageTitleButtonClassName;
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}
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if(!tabPage.activatedTitleButtonClassName)
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{
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if(i<tabPages.length-1)
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tabPage.activatedTitleButtonClassName=This.activatedTitleButtonClassName;
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else
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tabPage.activatedTitleButtonClassName=This.lastPageActivatedTitleButtonClassName;
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}
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tabPage.isShow=function()
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{
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return this.style.display!="none";
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}
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tabPage.hidden=function()
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{
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this.style.display="none";
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this.titleButton.className=this.titleButtonClassName;
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if(This.allHidden)
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this.titleButton.innerHTML=this.titletext+"▲";
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}
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tabPage.show=function()
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{
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this.style.display="";
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this.titleButton.className=this.activatedTitleButtonClassName;
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if(This.allHidden)
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this.titleButton.innerHTML=this.titletext+"▼";
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}
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}
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//初始化标题面板;
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var titlePanel=document.createElement("DIV");
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This.element.insertBefore(titlePanel,This.element.firstChild);
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titlePanel.className=This.titlePanelClassName;
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//初始化标题按钮
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for(var i=0;i<This.items.length;i++)
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{
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var div=document.createElement("DIV");
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titlePanel.appendChild(div);
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This.items[i].titleButton=div;
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div.index=i;
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div.innerHTML=This.items[i].titletext;
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div.onclick=function()
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{
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if(This.tabClickHandler!=null)
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{
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var bool1=eval(This.tabClickHandler+"(this);");
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if(bool1)return;
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}
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if(This.allHidden&&This.items[this.index].isShow())
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{
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This.items[this.index].hidden();
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}
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else
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{
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This.show(This.items[this.index]);
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}
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}
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}
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var clearDiv=document.createElement("DIV");
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titlePanel.appendChild(clearDiv);
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clearDiv.style.clear="both";
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//初始呈现状态
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for(var i=0;i<This.items.length;i++)
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{
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if(This.allHidden||(!This.allHidden&&i>0))
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This.items[i].hidden();
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else if(i==0)
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This.show(This.items[0]);
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}
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}
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}
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function CreateTabControl(id,allHidden,style)
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{
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if(!allHidden)allHidden=false;
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if(!style)style="Default";
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var tabControl=new TabControl(id);
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tabControl.titlePanelClassName=style+"_TitlePanel";
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tabControl.titleButtonClassName=style+"_TitleButton";
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tabControl.activatedTitleButtonClassName=style+"_ActivatedTitleButton";
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tabControl.lastPageTitleButtonClassName=style+"_LastPageTitleButton";
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tabControl.lastPageActivatedTitleButtonClassName=style+"_LastPageActivatedTitleButton";
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tabControl.pageClassName=style+"_Page";
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tabControl.allHidden=allHidden;
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return tabControl;
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}

源码