// middle_tabs.js
// 11-28-07
// Coded by SGB as a tab utility

//var focusColor = "#27256c";
//var blurColor = "#716FB9";

// preload the images
var myImages = new Array ("/images/transfer_av_act.gif", "/images/transfer_av_on.gif","/images/slides_photo_av_act.gif", "/images/slides_photo_av_on.gif",  "/images/process_av_act.gif", "/images/process_av_on.gif", "/images/price_av_act.gif", "/images/price_av_on.gif", "/images/questions_av_act.gif", "/images/questions_av_on.gif");
 
var myPreload = new Array ();
 
for (var i = 0; i < myImages.length; i++ )
{

myPreload[ i ]= new Image();
myPreload[ i ].src = myImages[ i ];

}

var activeTabMiddle = "transfer_av";

function midTabMouseOver(elementID)
{
	// turn all the button to the off position
	document.getElementById("transfer_avButton").src = "/images/transfer_av_off.gif";
	document.getElementById("slides_photo_avButton").src = "/images/slides_photo_av_off.gif";
	document.getElementById("process_avButton").src = "/images/process_av_off.gif";
	document.getElementById("price_avButton").src = "/images/price_av_off.gif";
	document.getElementById("questions_avButton").src = "/images/questions_av_off.gif";
	
	// switch on the elementID to turn on what should be on
	switch (elementID)
	{
		case "transfer_avButton":
			document.getElementById("transfer_avButton").src = "/images/transfer_av_act.gif";
			break
		case "slides_photo_avButton":
			document.getElementById("slides_photo_avButton").src = "/images/slides_photo_av_act.gif";
			break
		case "process_avButton":
			document.getElementById("process_avButton").src = "/images/process_av_act.gif";
			break
		case "price_avButton":
			document.getElementById("price_avButton").src = "/images/price_av_act.gif";
			break
		case "questions_avButton":
			document.getElementById("questions_avButton").src = "/images/questions_av_act.gif";
			break
		default:
			alert("The tab system does not recognize the following element: " + elementID);
	}
	
	// turn the active tab back to on
	document.getElementById(activeTabMiddle + "Button").src = "/images/" + activeTabMiddle + "_on.gif";
}

// Changes the style of current element to focus style
function applyFocus(elementID)
{
	var element = document.getElementById(elementID);
	
	// turn all the tabs invisible
	document.getElementById("transfer_avTab").style.visibility = "hidden";
	document.getElementById("slides_photo_avTab").style.visibility = "hidden";
	document.getElementById("process_avTab").style.visibility = "hidden";
	document.getElementById("price_avTab").style.visibility = "hidden";
	document.getElementById("questions_avTab").style.visibility = "hidden";
	
	// turn all the button to the off position
	document.getElementById("transfer_avButton").src = "/images/transfer_av_off.gif";
	document.getElementById("slides_photo_avButton").src = "/images/slides_photo_av_off.gif";
	document.getElementById("process_avButton").src = "/images/process_av_off.gif";
	document.getElementById("price_avButton").src = "/images/price_av_off.gif";
	document.getElementById("questions_avButton").src = "/images/questions_av_off.gif";
	
	// switch on the elementID to turn on what should be on
	switch (elementID)
	{
		case "transfer_avButton":
			document.getElementById("transfer_avTab").style.visibility = "visible";
			activeTabMiddle = "transfer_av";
			break
		case "slides_photo_avButton":
			document.getElementById("slides_photo_avTab").style.visibility = "visible";
			activeTabMiddle = "slides_photo_av";
			break
		case "process_avButton":
			document.getElementById("process_avTab").style.visibility = "visible";
			activeTabMiddle = "process_av";
			break
		case "price_avButton":
			document.getElementById("price_avTab").style.visibility = "visible";
			activeTabMiddle = "price_av";
			break
		case "questions_avButton":
			document.getElementById("questions_avTab").style.visibility = "visible";
			activeTabMiddle = "questions_av";
			break
		default:
			alert("The tab system does not recognize the following element: " + elementID);
	}
	
	// turn the active tab back to on
	document.getElementById(activeTabMiddle + "Button").src = "/images/" + activeTabMiddle + "_on.gif";
}

// Changes the style of current element to focus style
function blurFocusMid()
{
	// turn all the button to the off position
	document.getElementById("transfer_avButton").src = "/images/transfer_av_act.gif";
	document.getElementById("slides_photo_avButton").src = "/images/slides_photo_av_act.gif";
	document.getElementById("process_avButton").src = "/images/process_av_act.gif";
	document.getElementById("price_avButton").src = "/images/price_av_act.gif";
	document.getElementById("questions_avButton").src = "/images/questions_av_act.gif";
	
	// turn the active tab back to on
	document.getElementById(activeTabMiddle + "Button").src = "/images/" + activeTabMiddle + "_on.gif";
}