常用的 Javascript 操作汇总 (六)

53 表单数据的加密

1: <SCRIPT LANGUAGE='JavaScript'>

2: <!--

3: function encrypt(item)

{

4: var newItem = '';

5: for (i=0; i < item.length; i++)

{

6: newItem += item.charCodeAt(i) + '.';

7: }

8: return newItem;

9: }

10: function encryptForm(myForm)

{

11: for (i=0; i < myForm.elements.length; i++)

{

12: myForm.elements.value = encrypt(myForm.elements.value);

13: }

14: }

15:

16: //-->

17: </SCRIPT>

18: <form name='myForm' onSubmit='encryptForm(this); window.alert(this.myField.value);'>

19: Enter Some Text: <input type=text name=myField><input type=submit>

20: </form>

JavaScript就这么回事5：窗口和框架

54 改变浏览器状态栏文字提示

1: <script language=”JavaScript”>

2: window.status = “A new status message”;

3: </script>

55 弹出确认提示框

1: <script language=”JavaScript”>

2: var userChoice = window.confirm(“Click OK or Cancel”);

3: if (userChoice)

{

4: document.write(“You chose OK”);

5: } else

{

6: document.write(“You chose Cancel”);

7: }

8: </script>

56 提示输入

1: <script language=”JavaScript”>

2: var userName = window.prompt(“Please Enter Your Name”,”Enter Your Name Here”);

3: document.write(“Your Name is “ + userName);

4: </script>

57 打开一个新窗口

1: //打开一个名称为myNewWindow的浏览器新窗口

2: <script language=”JavaScript”>

3: window.open(“http://www.liu21st.com/”,”myNewWindow”);

4: </script>

58 设置新窗口的大小

1: <script language=”JavaScript”>

2: window.open(“http://www.liu21st.com/”,”myNewWindow”,'height=300,width=300');

3: </script>

59 设置新窗口的位置

1: <script language=”JavaScript”>

2: window.open(“http://www.liu21st.com/”,”myNewWindow”,'height=300,width=300,left=200,screenX=200,top=100,screenY=100');

3: </script>

60 是否显示工具栏和滚动栏

1: <script language=”JavaScript”>

2: window.open(“http: