testNav = navigator.userAgent;                  
if (testNav.substring(8,10) >= 3) {
	Homedef = new Image(32,114);
	Homedef.src = "images/Home_Button.gif";
	Homeover = new Image(32,114);
	Homeover.src = "images/Home_Button_On.gif";
	Aboutdef = new Image(32,114);
	Aboutdef.src = "images/About_Us_Button.gif";
	Aboutover = new Image(32,114);
	Aboutover.src = "images/About_Us_Button_On.gif";
	Profiledef = new Image(32,114);
	Profiledef.src = "images/Profile_Button.gif";
	Profileover = new Image(32,114);
	Profileover.src = "images/Profile_Button_On.gif";
	Servicesdef = new Image(32,114);
	Servicesdef.src = "images/Services_Button.gif";
	Servicesover = new Image(32,114);
	Servicesover.src = "images/Services_Button_On.gif";
	Clientsdef = new Image(32,114);
	Clientsdef.src = "images/Clients_Button.gif";
	Clientsover = new Image(32,114);
	Clientsover.src = "images/Clients_Button_On.gif";
	Contactdef = new Image(32,114);
	Contactdef.src = "images/Contact_Us_Button.gif";
	Contactover = new Image(32,114);
	Contactover.src = "images/Contact_Us_Button_On.gif";
	Consultingdef = new Image(31,184);
	Consultingdef.src = "images/Project_Implementation_N_Consulting_Button_Off.gif";
	Consultingover = new Image(31,184);
	Consultingover.src = "images/Project_Implementation_N_Consulting_Button_On.gif";
	Developmentdef = new Image(31,179);
	Developmentdef.src = "images/Software_Development_N_Programming_Button_Off.gif";
	Developmentover = new Image(31,179);
	Developmentover.src = "images/Software_Development_N_Programming_Button_On.gif";
	Datadef = new Image(31,145);
	Datadef.src = "images/Data_Conversion_Button_Off.gif";
	Dataover = new Image(31,145);
	Dataover.src = "images/Data_Conversion_Button_On.gif";
}

function img_act(imgName) {
	if (testNav.substring(8,10) >= 3) {
			imgOn = eval(imgName + "over.src");
			document[imgName].src = imgOn;
	}
}

function img_inact(imgName) {
	if (testNav.substring(8,10) >= 3) {
			imgOff = eval(imgName + "def.src");
			document[imgName].src = imgOff;
	}
}