add.remove("wiew") // ачичатка - view
add.add("hidden")
<link rel="stylesheet" href="css/main.css">
<input type="button" onclick="Subm()">Ok</input>
<input type="button" onclick="Subm()" value="Ok"/>
<form name="MyForm" method="post" >
<label for="select-option">Select an option:</label>
<select name="select-option" id="select-option">
<option value="option1">Option 1</option>
<option value="option2">Option 2</option>
<option value="option3">Option 3</option>
</select>
<br>
<button onclick="document.forms['MyForm'].action = '/termin'; dcoument.forms['MyForm'].submit();">termin</button>
<button onclick="document.forms['MyForm'].action = '/info'; dcoument.forms['MyForm'].submit();">info</button>
</form>