<!--

var zoomin,zoomout,pan,reset,info;

var activeButton = null;
var activeLayer = null;
var activeImage = -1;
var activeBtnNum = -1;

commandsArray = new Array;
commandsArray[0] = "zoomin";
commandsArray[1] = "zoomout";
commandsArray[2] = "pan";
commandsArray[3] = "reset";
commandsArray[4] = "info";


// setup toolbar button arrays for image swapping
if (document.images) {

	buttonsOff = new Array();
	buttonsOff[0] = "../images/toolbar/btn_zoomin-off.gif";
	buttonsOff[1] = "../images/toolbar/btn_zoomout-off.gif";
	buttonsOff[2] = "../images/toolbar/btn_pan-off.gif";
	buttonsOff[3] = "../images/toolbar/btn_reset-off.gif";
	buttonsOff[4] = "../images/toolbar/btn_id-off.gif";
	buttonsOff[5] = "../images/toolbar/btn_help-off.gif";
        buttonsOff[6] = "../images/toolbar/btn_print-off.gif";
	
	bOffArray = new Array();
	for (var i=0;i<buttonsOff.length;i++) {
		bOffArray[i] = new Image();
		bOffArray[i].src = buttonsOff[i];
	} // end for loop

	buttonsOn = new Array();
	buttonsOn[0] = "../images/toolbar/btn_zoomin-on.gif";
	buttonsOn[1] = "../images/toolbar/btn_zoomout-on.gif";
	buttonsOn[2] = "../images/toolbar/btn_pan-on.gif";
	buttonsOn[3] = "../images/toolbar/btn_reset-on.gif";
	buttonsOn[4] = "../images/toolbar/btn_id-on.gif";
	buttonsOn[5] = "../images/toolbar/btn_help-on.gif";
        buttonsOn[6] = "../images/toolbar/btn_print-on.gif";
	bOnArray = new Array();
	for (var i=0;i<buttonsOn.length;i++) {
		bOnArray[i] = new Image();
		bOnArray[i].src = buttonsOn[i];
	} // end for loop

} // end if (document.images)

function setActiveButton (bObjRef,num) {

	num = parseInt(num);
	bObjRef = eval(bObjRef);
	
	// turn off other buttons if they are active
	if (activeButton) {
		activeButton.src = bOffArray[activeImage].src;
	}

	// set active button attributes
	activeButton = bObjRef;
	activeImage = num;
	bObjRef.src = bOnArray[num].src;
	activeBtnNum = num;
	// change map cursor based on tool...
	//setMapCursor(num);

} // end function setActiveButton (button,num,btnVal)

function swapButton(bObj,num) {

	if (activeButton!=bObj) {
		if (bObj.src.match('off.gif')) bObj.src = bOnArray[num].src;
		else bObj.src = bOffArray[num].src;
	}
	return;

} // end function swapButton(bObjRef, num)


//-->