re-edit my posting ads form

Closed - This job posting has been filled and work has been completed.

Job Description

I want to re-edit my "post classifieds form" from my website

1. I need to do some field "required"
• choose area (required)
• choose subarea (required) (option to choose 3 subareas to publish the ads, if posible)
• choose subcateory (required) The choose subcategory must start with "choose subcategory" becouse now have a subcategory name already
and if poster dont select it i need the message in red for all required fields *This field is required

2. I need the Country, area and sub-area becomes in the same row, rigth now is in next row, Same for the Categories

3. I want to create a field for insertion of youtube videos in posts

4. I want the description of ads text editor, to delete some editing staff, I want it have only: html, bold, italic, underline, (font zise. if posible)

when done with my submit form, next help, netx job I will need is the "change area" looking, now looks like this:

I want it like this:
every country in tabs, showing only areas and subareas of selected country

Skills: youtube

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