hi...
I have wcf service to upload file...
I can use it on windows app...
but how to call it in asp.net on the client side ...?
hope you are using JQuery on client side..uif so follow the below link really usefull for beginers with WCF/JQuery
http://iainjmitchell.com/blog/?p=97
if its Javascript then follow the thread:
http://forums.asp.net/t/1913583.aspx?Need+sample+example+for+calling+SOAP+based+WCF+services+from+javascript+jquery+
See http://social.msdn.microsoft.com/Forums/vstudio/en-US/86ffd686-2389-40a1-938d-dc5350eaa1cb/how-to-upload-a-doc-file-using-wcf-service-and-javascript-form-post
Contains server & javascript code.