window.onload = setHeight;

//////////////////////////////////////////////////////////////

function postCheck(text)
{
	
	if(!text)
	{
		
		alert("コメントを入力して下さい！");
		
		document.comment_form.comment.focus();
		
		return false;
		
	}
	
	document.comment_form.submit.disabled = true;
	
	return true;
	
}

//////////////////////////////////////////////////////////////

function getCookie()
{
	
	if(!document.cookie || !document.comment_form){return;}
	
	cookie = unescape(document.cookie).split(';');
	
	for(i in cookie)
	{
		
		if(!cookie[i].match(/act_w=/)){continue;}
		
		c = cookie[i].replace(/act_w=/g,"");
		p = c.split('&');
		
		v = p[0].split('=');
		document.comment_form.author.value = v[1];
		
		v = p[1].split('=');
		document.comment_form.url.value = v[1];
		
	}
	
}

//////////////////////////////////////////////////////////////

function setCookie(name,url)
{
	
	cookie  = 'act_w=name=' + escape(name) + '&url=' + escape(url) + '; ';
	cookie += "expires=Fri, 31-Dec-2030 23:59:59 GMT; path=/; ";
	
	document.cookie = cookie;
	
}

//////////////////////////////////////////////////////////////

function setHeight()
{
	
	var ch = (window.innerHeight) ? parent.window.innerHeight : '';
	
	if(!ch){ch = (document.documentElement.clientHeight) ? parent.document.documentElement.clientHeight : '';}
	if(!ch){ch = (document.body.clientHeight) ? parent.document.body.clientHeight : '';}
	
	var mainHeight = document.getElementById('main').offsetHeight;
	var setHeight  = ch - 32;
	
	if(mainHeight < setHeight){document.getElementById('main').style.height = setHeight + 'px';}
	
}