ddaccordion.init({
	headerclass: "headerbar", //Shared CSS class name of headers group
	contentclass: "submenu", //Shared CSS class name of contents group
	revealtype: "mouseover", //要用按的還是滑鼠移入就展開Reveal content when user clicks or onmouseover the header? Valid value: "click" or "mouseover
	mouseoverdelay: 500, //移入展開速度if revealtype="mouseover", set delay in milliseconds before header expands onMouseover
	collapseprev: true, //跑出來的內容會不會縮起來Collapse previous content (so only one open at any time)? true/false
	defaultexpanded: [], //index of content(s) open by default [index1, index2, etc] [] denotes no content
	onemustopen: false, //指定是否至少有1頭應該永遠開放（所以不要關閉所有標題）Specify whether at least one header should be open always (so never all headers closed)
	animatedefault: false, //應公開的內容，默認情況下是動畫到視圖Should contents open by default be animated into view?
	persiststate: false, //是否會記錄剛剛選擇的內容persist state of opened contents within browser session?
	toggleclass: ["", "selected"], //兩個 CSS類適用於頭時，它的崩潰和擴大，分別為 ["Class1的"，"2級"]Two CSS classes to be applied to the header when it's collapsed and expanded, respectively ["class1", "class2"]
	togglehtml: ["", "", ""], //額外的HTML添加到頁眉時，它的崩潰和擴大，分別為 ["位置"，"html1"，"html2"]Additional HTML added to the header when it's collapsed and expanded, respectively  ["position", "html1", "html2"] (see docs)
	animatespeed: "normal", //速度的動畫：整數以毫秒為單位（即：200），或關鍵字"快"，"正常"或"慢"speed of animation: integer in milliseconds (ie: 200), or keywords "fast", "normal", or "slow"
	oninit:function(headers, expandedindices){ //自定義代碼運行時，標頭 initalized~~~  custom code to run when headers have initalized
		//do nothing
	},
	onopenclose:function(header, index, state, isuseractivated){ //自定義代碼運行每當頭打開或關閉custom code to run whenever a header is opened or closed
		//do nothing
	}
})
// ================================================================================
//在firefox瀏覽器中，如果想要內容先不展開，必須要將onemustopen與persiststate都設為false
// ================================================================================