Pre-Selecting Form Elements
Checkboxes:
<input type="checkbox" name="test_box" value="1" checked />
<input type="checkbox" name="test_box" value="2" />
Radio Buttons
<input type="radio" name="test_radio" value="1" checked />
<input type="radio" name="test_radio" value="2" />
Dropdowns (<select>)
<select name="test_select">
<option value="1" selected>Value 1</option>
<option value="2">Value 2</option>
</select>
