Get JS to select multiple IDs, pass parameters to the PHP page, how to handle

Get JS to select multiple IDs, pass parameters jump to PHP page
Now I have used JS to save the selected ID to the cookie, how to get to these IDs, (there may be 2 or 3 ID) and I want to pass the button to pass the value to the PHP page
My rookie
This button

HTML code

------Solution--------------------
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Now I have used JS to save the selected ID to the cookie, how to get to these IDs, (there may be 2 or 3 ID) and I want to pass the button to pass the value to the PHP page
My rookie
This button HTML code


class= "Hand FL" disabled value= "began to compare" onclick= "window.open (' Compar ...

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