How can I reinstall Yahoo mail because my IM/contacts list doesn't work?

Yahoo does not allow me to enter text, compose or reply to email?

How can i fix my yahoo email?

do i need to reinstall Yahoo Mail for contacts to appear in the 'To' slot?

how can I re-install yahoo e-mail?

doesn't keep me log in for 14 days?

my emotions don't show up.the box is blank,i run my cursor over it to find?

translate to english?

yahoo mail?

yahoo mail?

help to reinstall Yahoo Mail?

How to fix yahoo mail ?

to fix yahoo mail?