var blogsvisible=0;
function toggle_blogs()
{
	if(blogsvisible==0)
	{
		smoothHeight('personalise_blogs',0,72,5, 'o')
		blogsvisible=1;
	} else
	{
		smoothHeight('personalise_blogs',72,0,5, 'o')
		blogsvisible=0;
	}
}

function save_blogs()
{
	
	smoothHeight('personalise_blogs',72,0,5, 'o')
	blogsvisible=0;
	
	for(var x=0; x<channels.length; x++)
	{		
		
		if(document.getElementById('blogs_channel_' + channels[x])!=null)
		{
		if(document.getElementById('blogs_channel_' + channels[x]).checked)
		{
			setCookie('blogs_channel_' + channels[x],'yes',90)
		} else
		{
			setCookie('blogs_channel_' + channels[x],'',90)
		}
		}
	}
	
	display_blogs();
}


function display_blogs()
{
	ajax.open("GET", '/ajax/blogs.frontpage.php?blogs=' + blogs, true);
	ajax.onreadystatechange = blogs_updateresponse;
	ajax.send(null);
}

function blogs_updateresponse()
{
	 if (ajax.readyState == 4)
	 {
	 	document.getElementById('blogs').innerHTML=ajax.responseText;	
	 	blogs=document.getElementById('blogs_new').value; 	
	 }
}

function more_blogs()
{
	blogs++;
	if(blogs>6) blogs=6;
	setCookie('blogs',blogs,90)
	display_blogs();
}

function less_blogs()
{
	blogs--;
	if(blogs<0) blogs=0;
	setCookie('blogs',blogs,90)
	display_blogs();
}

function popup_blog(id)
{
	popup_startupdate('/ajax/popup_blogs.php?id=' +id);
	setVisible('popup');
}