1. Upload large file http://www.cnblogs.com/lucslg/archive/2011/06/26/2090885.html
2. Use uploadify to upload file http://www.cnblogs.com/dingji/archive/2010/07/07/1772909.html in Asp.net MVC
3. jquery upload plug-in uploadify detailed use of http://www.cnblogs.com/dingji/archive/2010/07/07/1772909.html
4. uploadify official website http://www.uploadify.com/
5. Explore Asp.net MVC File Upload (from simple to deep) http://kb.cnblogs.com/page/77482/
6. MVC 3 Example: Use new {enctype = "multipart/form-Data "}
@ Using (html. beginform ("CREATE", "merchandisephoto", formmethod. Post, new {enctype = "multipart/form-Data "}))
{
@ Html. validationsummary (true)
<Fieldset>
<Legend> merchandisephoto </legend>
<Div class = "editor-label">
@ Html. labelfor (model => model. Photo)
</Div>
<Div class = "editor-field">
<Input type = "file" name = "file"/>
</Div>
<P>
<Input type = "Submit" value = "CREATE"/>
</P>
</Fieldset>