Displays a Help file. This method can be used with Microsoft HTML Help.
dhtml语法
window.showHelp(sURL [, vContextID])
Parameters
| sURL |
Required.
Stringthat specifies the URL of the file to be displayed as help. |
| vContextID |
Optional.
Variantthat specifies a string or integer that indicates a context identifier in a Help file. |
Return Value
No return value.
Remarks
Only files of types .chm and .htm are supported as help files.
When implementing this method, a second Help dialog box appears when the user presses F1 or clicks Help on the menu bar. You can prevent the default Help dialog box from appearing by setting returnvalue to false.
是否符合公共标准
There is no public standard that applies to this method.
Applies To