function action(y,x)
{
		if (y.className=="content-title")
		{
			y.className="content-title1"
		}
		else
		{
			y.className="content-title"
		}
		if (document.getElementById(x).className=="content")
		{
			document.getElementById(x).className="content-h"
		}
		else
		{
			document.getElementById(x).className="content"
		}
}