知识小点心

1、<script src="<%=request.getContextPath()%>/javascript/jquery/jquery-1.4.1.js"></script>

2、<script src="${pageContext.request.contextPath}/javascript/jquery/jquery-1.4.1.js"></script>

 

3、追加option

 document.getElementById("modelName").options.length = 0;
   // var firstOption = new Option();
   // firstOption.text = "Select...";
     // document.getElementById("modelName").appendChild(firstOption);
    document.getElementById("modelName").innerHTML = "<option>Select...</option>"

 

 

 

var modelNames = xmlHttp.responseXML.getElementsByTagName("modelName");
   
   var dlcModel = document.getElementById("modelName");
   var option = null;
   for(var i=0;i<modelNames.length;i++){
    option = document.createElement("option");
    option.appendChild(document.createTextNode(modelNames[i].firstChild.nodeValue));
    option.value = modelNames[i].firstChild.nodeValue;
    dlcModel.appendChild(option);
   }

 

4、org.w3c.dom api

http://api.java2000.net/class2258

 

5、<html>
<body>

<script type="text/javascript">

var variables = "";

for (var name in this)
{
variables += name + "<br />";
document.write(variables);
}

</script>

</body>
</html>

 

 

5、 50个实用的JavaScript工具http://www.iteye.com/news/5846-50-practical-javascript-tools

6、http://javascript.internet.com/text-effects/customizable-javascript-prompt.html 弹出框

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