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ajax入門(mén)實(shí)例 Ajax樹(shù)形菜單怎么設(shè)置默認(rèn)狀態(tài)為收縮的?

Ajax樹(shù)形菜單怎么設(shè)置默認(rèn)狀態(tài)為收縮的?Var lastfaqclick=nullvar expandindex=1//設(shè)置為展開(kāi)window.onload=函數(shù)(){var常見(jiàn)問(wèn)題=文檔.getE

Ajax樹(shù)形菜單怎么設(shè)置默認(rèn)狀態(tài)為收縮的?

Var lastfaqclick=nullvar expandindex=1//設(shè)置為展開(kāi)window.onload=函數(shù)(){var常見(jiàn)問(wèn)題=文檔.getElementById(“faq”)var dls=常見(jiàn)問(wèn)題解答.getElementsByTagName(“dl”)對(duì)于(var i=0,dldl=dls[i]i){var dt=dl.getElementsByTagName(“DT”)[0]//獲取標(biāo)題日期id=“常見(jiàn)問(wèn)題”數(shù)學(xué).隨機(jī)()*100) dt.onclick=函數(shù)(){var p=this.parentNode//獲取父節(jié)點(diǎn)if(lastfaqclick!=空值(&A)amplastFaqClick.id文件!= 此id){var dds=lastFaqClick.parentNode.getElementsByTagName(“dd”)表示(var i=0,dddd=dds[i]i)dd.style.display=“none”}lastFaqClick=this Var DDS=p.getelementsbytagname(“DD”)//獲取相應(yīng)的子節(jié)點(diǎn),即,如果(GS(DDS[0],“display”)=“none”)tmpdisplay=“block”for(var I=0I)