var oldid = 1;

function chContent(id,stype) 
{
	var oldcindex = cindex - 1;
	if (oldcindex == 0)
		oldcindex = maxindex;
	if (cindex > maxindex-1)
		cindex=0;
	if (stype == '1')
	{	
  		cindex++;

  		an = window.setTimeout("chContent(cindex,1)", 4000);
	}	
	else
	{
		window.clearTimeout(an);	
	}

	//for (i=1;i<=maxindex;i=i++)
	//{
	//	document.getElementById('multimenu' + i).className = '';
	//	document.getElementById('multibox_text' + i).style.visibility = 'hidden';
	//	document.getElementById('multibox_img' + i).style.visibility = 'hidden';
	//}
	//image1 = 'images/img1.png';
	//image2 = 'images/img2.png';
	//image3 = 'images/img3.png';
	
	
	document.getElementById('multimenu' + oldid).className = '';
	document.getElementById('multibox_text' + oldid).style.display = 'none';
	document.getElementById('multibox_img' + oldid).style.display = 'none';
	
	document.getElementById('multimenu' + oldcindex).className = '';
	document.getElementById('multibox_text' + oldcindex).style.display = 'none';
	document.getElementById('multibox_img' + oldcindex).style.display = 'none';
	
	document.getElementById('multimenu' + id).className = 'active';
	document.getElementById('multibox_text' + id).style.display = 'block';
	document.getElementById('multibox_img' + id).style.display = 'block';
	
	oldid = id;
}