#Set the openid_url to nil as for one it is used
#to check if the openid could be validated and secondly
#to not get dupplicate conflicts for an empty openid
@user.openid_url = nil
if (!params[:user][:openid_url].nil? and params[:user][:openid_url].length > 0)
#Set the openid_url to nil as for one it is used
#to check if the openid could be validated and secondly
#to not get dupplicate conflicts for an empty openid
@user.openid_url = nil
if (!params[:user][:openid_url].nil? and params[:user][:openid_url].length > 0)