how to hide the dropdown box while entering value in the textarea : <table>
		NOTES OF A POST MORTEM EXAMINATION ON THE BODY OF A<br> 
		<select name="select86" id="travel_arriveVia" onchange='CheckColors86(this.value);'> 
						<option>Select</option> 
						<option value="Cattle">Cattle</option>
						<option value="Buffalo">Buffalo</option>
						<option value="Horse">Horse</option>
						<option value="Camel">Camel</option>
						<option value="Dog">Dog</option>
						<option value="Sheep">Sheep</option>
						<option value="Pig">Pig</option>
						<option value="Goat">Goat</option>
						<option value="Deer">Deer</option>
						<option value="Others">Others</option>
					</select>	
					<tr>
				<td></td><td></td><td></td>
				<td>	
					<textarea rows="3" cols="25" name="div86" id="color86" style='display:none'></textarea>
						
				</td>
				</table>

CSS:
function CheckColors86(val)
{
	
	var element=document.getElementById('color86');
		if(val=='Others')
		element.style.display='block';
	else  
		element.style.display='none';
}