function show_hide(id)
{
	var total=new Array("clone", "custo", "web", "graphics", "seo", "use");
	
	for(var j=0; j<total.length; j++)
	{
		if(total[j]!=id)
		{
			i=total[j]+ "_content";
			g=total[j]+ "_image";
			hide_content(i);
			putImage(g,"images/arrow_right.jpg");
		}
	}
	i=id+ "_content";
	g=id+ "_image";
	if(content_status(i)=="none")
	{
		show_content(i);
		putImage(g,"images/arrow_down.jpg");
		
	}
	else
	{
		hide_content(i);
		putImage(g,"images/arrow_right.jpg");
	}
}