function changeDivDisplay()
{		
	var display_work_node = $('work_container');
	
	if (display_work_node)
	{
		var display_work_display = display_work_node.getStyle('visibility');

		if (display_work_display == "hidden" || display_work_display == "")
		{
			display_work_node.setStyle('visibility' , 'visible');
			$('work_container_right').setStyle('display' , 'block');
		}
		else
		{
			display_work_node.setStyle('visibility' , 'hidden');
			$('work_container_right').setStyle('display' , 'none');		
		}
	}
}

function popupPage()
{
	var popup = getUrlId("popup");
	if (popup == 1)
	{
		var popup_page = getUrlId("popup_page");
		var content_url = '/http/popup.php?popup_page='+popup_page;
		loadAccountContent(content_url);
		return false;	
	}
}

/**
 * get id from url
 * @return	integer active_id
 */
function getUrlId(variable)
{
       var query = window.location.search.substring(1);
       var vars = query.split("&");
       for (var i=0;i<vars.length;i++) {
               var pair = vars[i].split("=");
               if(pair[0] == variable){return pair[1];}
       }
       return(false);
}

function loadAccountContent(content_url)
{
	// make request
	var http_request = new Request.HTML({
		url			: content_url,
		update		: $('popup_content'),
		onComplete	: function() {
		   closeButton();
		}
	});
	http_request.get();
}