function show_comment_form(id1, id2) 
{ 
	var res = expand_comments(id1); 
   
	if (id2 != '') 
	{
		expand_comments(id2); 
	}
} 
    
function expand_comments(id) 
{ 
	var itm = null; 
	if (document.getElementById) 
	{ 
		itm = document.getElementById(id); 
	} 
	else if (document.all) 
	{ 
		itm = document.all[id]; 
	} 
	else if (document.layers) 
	{ 
		itm = document.layers[id]; 
	} 
	
	/*if (!itm) 
	{ 
		// do nothing 
	} 
	else */
	if (itm.style) 
	{ 
		if (itm.style.display == "none") 
		{ 
			itm.style.display = ""; 
			return 1; 
		} 
		else 
		{ 
			itm.style.display = "none"; 
			return 2; 
		} 
	} 
	/*else 
	{ 
		itm.visibility = "show"; 
		return 1; 
	} */
}