已采纳回答 / Jason999
function openWindow(){ var mymessage = confirm("你喜欢JAVASCRIPT？"); // 新窗口打开时弹出确认框，是否打开 if(mymessage==true){ // 通过输入对话框，确定打开的网址，默认为 http：//www.imooc.com/ window.open('http：//www.imooc.com/','width=400,height=500,menubar=no,toolbar=no, status=...
2016-03-02
function openWindow(){
var new1 = confirm("是否打开新的窗口？")
if(new1==true){
var newwindow = prompt("确认要打开慕课网吗？","http://www.imooc.com");
}
if(newwindow!=null){
window.open(newwindow,'_blank','width=400,height=500,menubar=no,toolbar=no');
}
var new1 = confirm("是否打开新的窗口？")
if(new1==true){
var newwindow = prompt("确认要打开慕课网吗？","http://www.imooc.com");
}
if(newwindow!=null){
window.open(newwindow,'_blank','width=400,height=500,menubar=no,toolbar=no');
}
function contxt(){......}
<form>
<input type="button" value="点击我" onclick="contxt()">
</form>
<form>
<input type="button" value="点击我" onclick="contxt()">
</form>
2016-03-02
<script type="text/javascript">
var score =80; //score变量存储成绩，初值为80
if(score>=60)
{
document.write("很棒，成绩及格了。");
}
else
{
document.write("加油，成绩不及格。");
}
</script>
var score =80; //score变量存储成绩，初值为80
if(score>=60)
{
document.write("很棒，成绩及格了。");
}
else
{
document.write("加油，成绩不及格。");
}
</script>
2016-03-02
document.write("I love");
document.write("javascript");
document.write("javascript");
2016-03-02
var mychar="I love imooc";
alert(mychar);
alert("我爱慕课网");
alert(mychar);
alert("我爱慕课网");
2016-03-02
<script type="text/javascript">
document.write("hello");
document.getElementById("p1").style.color="blue";
</script>
document.write("hello");
document.getElementById("p1").style.color="blue";
</script>
2016-03-02
<script>
var mystr="我是";
var mychar="慕课网";
document.write(mystar+mychar+"的忠实粉丝！！");
</script>
var mystr="我是";
var mychar="慕课网";
document.write(mystar+mychar+"的忠实粉丝！！");
</script>
2016-03-02
<script type="text/javascript">
document.write("hello");
document.getElementById("p1").style.color="blue";
</script>
document.write("hello");
document.getElementById("p1").style.color="blue";
</script>
2016-03-02