I have a very big maps can I limt 500 links per a sitemap ?

so when I buld them I see
sitemap1.html
sitemap2.html
and so on for the rest of the files ?

I have like my websites :http://www.al3abbnat2.com/

The answer is yes, of course

I can see you are creating HTML sitemaps so:

1)
switch off "easy mode"
http://www.microsystools.com/products/sitemap-generator/help/easy-sitemap-generator-mode/

2)
Read these 3-tutorials for HTML sitemaps
http://www.microsystools.com/products/sitemap-generator/help/create-html-sitemaps-tutorial/
http://www.microsystools.com/products/sitemap-generator/help/generate-website-html-sitemap/
http://www.microsystools.com/products/sitemap-generator/help/create-visual-sitemaps-website/