/**
 * Sets a Cookie with the given name and value.
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *              (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *              secure transmission
 */
 
imgout=new Image(9,9);
imgin=new Image(9,9);

/////////////////BEGIN USER EDITABLE///////////////////////////////
	imgout.src="images/Folderclosed.gif";
	imgin.src="images/Folderopen.gif";
///////////////END USER EDITABLE///////////////////////////////////



function setCookie(name, value, expires, path, domain, secure)
{
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

/**
 * Gets the value of the specified cookie.
 *
 * name  Name of the desired cookie.
 *
 * Returns a string containing value of specified cookie,
 *   or null if cookie does not exist.
 */
function getCookie(name)
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

/**
 * Deletes the specified cookie.
 *
 * name      name of the cookie
 * [path]    path of the cookie (must be same as path used to create cookie)
 * [domain]  domain of the cookie (must be same as domain used to create cookie)
 */
function deleteCookie(name, path, domain)
{
    if (getCookie(name))
    {
        document.cookie = name + "=" + 
            ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") +
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}


/* call onload with table id(s) */
function TR_set_toggle()
{
	/* toggleRow method */
	var toggleRow = function()
	{
		this.style.display = ((this.style.display == '') ? 'none' : '');
		setCookie(this.id,(this.style.display=='' ? 'open' : '')); 
		return false;
	}

	for (var oTable, a = 0; a < arguments.length; ++a)
	{
		oTable = document.getElementById(arguments[a]);
     		var r = 0, row, rows = oTable.rows;
     		while (row = rows.item(r++))
			{
				row.toggle = toggleRow;
				if (getCookie(row.id)=='open')
				{
					row.style.display='';
				}
				else
				{
					row.toggle = toggleRow;
				}; 
			}
	}

	/* convenience function */
	self.toggleRow = function(row_id)
	{
		document.getElementById(row_id).toggle();
		/*alert("info: " + row_id + " " + document.getElementById(row_id).style.display); */
	}
}

	onload = function()
	{
	TR_set_toggle('table1');
	}
	
	
	
	
/*********************************************************
* functions for toggling
/*********************************************************
/**
 * this switches expand collapse icons
 *
 */
function filter(imagename,objectsrc){
	if (document.images){
		document.images[imagename].src=eval(objectsrc+".src");
	}
}

//show OR hide funtion depends on if element is shown or hidden
function shoh(id) { 
	
	
	if (document.getElementById) { // DOM3 = IE5, NS6
		if (document.getElementById(id).style.display == "none"){
			document.getElementById(id).style.display = 'block';
			filter(("img"+id),'imgin');			
		} else {
			filter(("img"+id),'imgout');
			document.getElementById(id).style.display = 'none';			
		}	
	} else { 
		if (document.layers) {	
			if (document.id.display == "none"){
				document.id.display = 'block';
				filter(("img"+id),'imgin');
			} else {
				filter(("img"+id),'imgout');	
				document.id.display = 'none';
			}
		} else {
			if (document.all.id.style.visibility == "none"){
				document.all.id.style.display = 'block';
			} else {
				filter(("img"+id),'imgout');
				document.all.id.style.display = 'none';
			}
		}
	}
}