var j = 0;

function showcom(){


		if (j==0){	
		document.getElementById('respond').style.display = 'block';
		document.getElementById('commentbox').focus();
	
		j = 1;
		
		}
		
		else {	
		document.getElementById('respond').style.display = 'none';
	
		j = 0;
		
		}
		
	
}