How to get DIV_html/css_WEB-ITnose under A tag

JavaScript function class

function showhide(obj){
alert(obj)
$(obj).next('div').toggle();
}

This is a big category
This here returns alert (obj) // get It's javascript:, I don't know how to write it, please help.

Reply to the discussion (solution)

The code is fine,
I don’t know if you want to say why only one div is shown and hidden.
Next itself can only select one div. If you want to get all the divs after the a tag, use the nextAll method. The JQ I use is version 1.7.2

The code is fine!