function changeReadMoreIcon( iconPath, id)
{
	var imgReadMoreIcon = document.getElementById('trigger_img_'+id).src;

	if (imgReadMoreIcon.indexOf("arrows.gif") > 0){
		document.getElementById('trigger_img_'+id).src=iconPath + 'arrows_l.gif';
	}else{
		document.getElementById('trigger_img_'+id).src=iconPath + 'arrows.gif';
	}
	
}