t:IMG Attribute | img Property?deprecated) | DHTML中文手册 |
This page documents a feature of HTML+TIME 1.0, which was released in Microsoft?Internet Explorer 5. We recommend that you migrate your content to the latest version of HTML+TIME, which implements the SMIL 2.0 Working Draft. See the introduction to html+time overview for more information.
sets or retrieves the url of an alternate image to display if the mime type is not supported on the user's computer.
dhtml语法
xml <ELEMENT t:IMG = sURL... > Scripting object.img [ = sURL ]
DHTML可能的值
sURL Stringthat specifies the URL of an alternate image to display for this element if the MIME type is not supported on the user's computer. The property is read/write. The property has no default value.
Remarks
This property is deprecated.
The t: prefix is used to associate this attribute with an XML namespace.
是否符合公共标准
This property is defined in HTML+TIME (Timed Interactive Multimedia Extensions) 1.0
.
Applies To
t:MEDIA, t:VIDEO
更多语法参考
Introduction to HTML+TIME