// Read more/less

function setCookie(c_name, value, expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+
	((expiredays==null) ? "" : ";expires="+exdate.toUTCString());
}

function getCookie(c_name)
{
	if (document.cookie.length>0)
  	{
  		c_start=document.cookie.indexOf(c_name + "=");
  		if (c_start!=-1)
    	{
    		c_start=c_start + c_name.length+1;
    		c_end=document.cookie.indexOf(";",c_start);
    		if (c_end==-1) c_end=document.cookie.length;
    		return unescape(document.cookie.substring(c_start,c_end));
    	}
  	}
	return "";
}

function isCookieSet(c_name)
{
	value=getCookie(c_name);
	return (value!=null && value!="");
}

//var showstr = '[show more]';
var showstr = '<img class="arrow" src="/images/Expand_Down.png">';
//var hidestr = '[show less]';
var hidestr = '<img class="arrow" src="/images/Expand_Up.png">';
var pageurl = window.location;
var c_name = pageurl + "_moreless";
var state = getCookie(c_name);

$(document).ready(function()
{ 
	// Hide or show the "view" div based on current state
	if (state == hidestr)
	{
		state = hidestr;
	}
	else
	{
		$('div.viewmore').hide();
		state = showstr;
	}
	
	// Initialize the label
	$('#readmore').html(state);
	setCookie(c_name, state, 1);

	// Watch for clicks on the "slide" link. 
	$('div.readmore').click(function()
	{
		// When clicked, toggle the "view" div. 
		$('div.viewmore').slideToggle(400);
		
		// When clicked, toggle the "moreless" span label.
		state = (($('#readmore').html() == showstr) ? hidestr : showstr);
		$(this).html( state );
		setCookie(c_name, state, 1);
		
		// Done toggling
		return false;
	});
});

function showmore()
{
	if ($('#readmore').html() == showstr)
	{
		$('div.viewmore').show();
	}
}