// Javascript support functions for site
	// cookie functions to support ui memory
	function getCookie( name ) {
		var start = document.cookie.indexOf( name + "=" );
		var len = start + name.length + 1;
		if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
			return null;
		}
		if ( start == -1 ) return null;
		var end = document.cookie.indexOf( ";", len );
		if ( end == -1 ) end = document.cookie.length;
		return unescape( document.cookie.substring( len, end ) );
	}
		
	function setCookie( name, value, expires, path, domain, secure ) {
		var today = new Date();
		today.setTime( today.getTime() );
		if ( expires ) {
			expires = expires * 1000 * 60 * 60 * 24;
		}
		var expires_date = new Date( today.getTime() + (expires) );
		document.cookie = name+"="+escape( value ) +
			( ( expires ) ? ";expires="+expires_date.toGMTString() : "" ) + //expires.toGMTString()
			( ( path ) ? ";path=" + path : "" ) +
			( ( domain ) ? ";domain=" + domain : "" ) +
			( ( secure ) ? ";secure" : "" );
	}
		
	function deleteCookie( name, path, domain ) {
		if ( getCookie( name ) ) document.cookie = name + "=" +
				( ( path ) ? ";path=" + path : "") +
				( ( domain ) ? ";domain=" + domain : "" ) +
				";expires=Thu, 01-Jan-1970 00:00:01 GMT";
	}
	
	
	// subcontent toggle functions
	function sc_toggle(id,styleBase)
	{
		if (styleBase)
		{
			title=document.getElementById('ct_'+id);
		}
		else
		{
			title=false;
		}
		
		if (content=document.getElementById(id))
		{
			if (content.style.display=='none')
			{
				content.style.display='block';
				setCookie(id,'block',30,'/');
				if (title)
				{
					title.className=styleBase+'_down';
				}
				
			}
			else
			{
				content.style.display='none';
				setCookie(id,'none',30,'/');
				if (title)
				{
					title.className=styleBase;
				}
			}
		}
	}