SO fiddle
Test Fiddle mainly for SO Questions
by Nick Craver
HTML
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/overcast/jquery-ui.css">
<form id="search_form">
<select id="country">
<option value="-1">Select Country</option>
<option value="22" selected>USA</option>
<option value="23">Germany</option>
</select>
<select id="regions">
<option value="-1">Select Region</option>
</select>
<input type="reset" value="Reset" />
</form>
JavaScript
$("#search_form input:reset").click(function(e) {
$(this).closest("form").find("select").val("-1");
e.preventDefault();
});