function ChangeService(serviceID, clientID)
{
	var imgObj , imgSpeedBook;
	imgSpeedBookObj = document.getElementById("speedBookImage");
	for (i=0;i<servicesArr.length;i++)
	{													
		imgObj = document.getElementById("img" + servicesArr[i]);
		if (servicesArr[i] == serviceID) {												
			activePostBack = postbackArr[i];
			document.getElementById(modulesBoundries[i]).style.display = 'block';			
			imgObj.src = "images/res_box/" + servicesArr[i] + "on.jpg";
		}	
		else {
			document.getElementById(modulesBoundries[i]).style.display = 'none';
			imgObj.src = "images/res_box/" + servicesArr[i] + "off.jpg";
		}	
		
	}
}