本文实例讲述了js动态创建及移除div的方法。分享给大家供大家参考。具体实现方法如下：

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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 //创建div function createDiv(){ if(document.getElementByIdx_x("newD")!=null) document.body.removeChild(document.getElementByIdx_x("newD")); var Div = document.create_rElement("div");//创建div Div.setAttribute("id", "newD"); Div.style.position = "absolute"; Div.style.height = "160px"; Div.style.width = "400px"; Div.style.border = "1px solid grey"; Div.style.background = "white"; Div.style.paddingTop = "40px"; Div.style.zIndex = "100"; Div.style.left = 100 +"px";//注意Firefox下必须加"px" Div.style.top = 100 +"px"; Div.style.textAlign = "center"; Div.style.fontSize = "18px"; var str = "<div id="divClose" onclick="removeDiv()" style="width:16px;height:16px;float:right;margin-top:-40px;background:url(images/divClose.gif);"></div>"; Div.innerHTML = str + title; document.body.appendChild(newD); } //移除创建的div function removeDiv(){ document.body.removeChild(document.getElementByIdx_x_x("newD")); }

　　希望本文所述对大家的javascript程序设计有所帮助。