Finding with value in combo box

[hrubos]

hi everybody

I would like to do a page for finding with PHP5 and mysql

+ In page there is combo box with values of name from table name in database, and button find.Then a line <hr>.
+ User chose a name in combo box, and then click button Find
+ Result will be outputted under line <hr>

So plz, who can show me how to do it or show me code!!!

Thank much.