Dating Script Customization 19.06.2012

1- When I click to any into conversation in the mailbox, there are “username has not read your last yout message yet/username has read your last message." Also I want to add the same notification to the sentbox page. I want to add add it to next to the each member in the sentbox page please? And I want to add the same modification top of the per message into the conversations. 2-I want to put “send smile” near to mailbox actions (reply, delete, addbookmark, add block) on the mailbox. 3-The site have "send smile" feature. I want to little modify this feature: The smile list should be like "who viewed me list".