if (document.images)
{
	pic1	= new Image(19,15); pic1.src="../img/nav/mn_1r.jpg"; 
	pic2	= new Image(19,15); pic2.src="../img/nav/mn_2r.jpg"; 
	pic3	= new Image(19,15); pic3.src="../img/nav/mn_3r.jpg"; 
	pic4	= new Image(19,15); pic4.src="../img/nav/mn_4r.jpg"; 
	pic5	= new Image(19,15); pic5.src="../img/nav/mn_5r.jpg"; 
	pic6	= new Image(19,15); pic6.src="../img/nav/mn_6r.jpg"; 
	pic7	= new Image(19,15); pic7.src="../img/nav/mn_7r.jpg"; 
	pic8	= new Image(19,15); pic8.src="../img/nav/mn_8r.jpg"; 
	pic9	= new Image(19,15); pic9.src="../img/nav/mn_9r.jpg"; 
	pic10	= new Image(19,15); pic10.src="../img/nav/mn_10r.jpg"; 
	pic11	= new Image(19,15); pic11.src="../img/nav/mn_11r.jpg"; 
	pic12	= new Image(19,15); pic12.src="../img/nav/mn_12r.jpg"; 
	pic13	= new Image(19,15); pic13.src="../img/nav/mn_1.jpg"; 
	pic14	= new Image(19,15); pic14.src="../img/nav/mn_2.jpg"; 
	pic15	= new Image(19,15); pic15.src="../img/nav/mn_3.jpg"; 
	pic16	= new Image(19,15); pic16.src="../img/nav/mn_4.jpg"; 
	pic17	= new Image(19,15); pic17.src="../img/nav/mn_5.jpg"; 
	pic18	= new Image(19,15); pic18.src="../img/nav/mn_6.jpg"; 
	pic19	= new Image(19,15); pic19.src="../img/nav/mn_7.jpg"; 
	pic20	= new Image(19,15); pic20.src="../img/nav/mn_8.jpg"; 
	pic21	= new Image(19,15); pic21.src="../img/nav/mn_9.jpg"; 
	pic22	= new Image(19,15); pic22.src="../img/nav/mn_10.jpg"; 
	pic23	= new Image(19,15); pic23.src="../img/nav/mn_11.jpg"; 
	pic24	= new Image(19,15); pic24.src="../img/nav/mn_12.jpg"; 
}

function toggleExpand(obj, iImg) {
	// source: http://www.dustindiaz.com/dhtml-expand-and-collapse-div-menu/#comment-971
  	var el = document.getElementById(obj);
	var displayState = el.style.display;
	closeAll();
	if ( displayState != 'none' ) {
		document.getElementById(iImg).src = '../../img/tmv/design/bullet-down.jpg';
		el.style.display = 'none';
  	} else {
		document.getElementById(iImg).src = '../../img/tmv/design/bullet-up.jpg';
    	el.style.display = '';
	}
}
function closeAll() {
	document.getElementById('buyq').style.display = 'none';
	document.getElementById('processq').style.display = 'none';
	document.getElementById('servicesq').style.display = 'none';
	document.getElementById('accessq').style.display = 'none';
	document.getElementById('economyq').style.display = 'none';
	document.getElementById('enviroq').style.display = 'none';
	document.getElementById('trafficq').style.display = 'none';
	document.getElementById('waterq').style.display = 'none';

	document.getElementById('buyb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('processb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('servicesb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('accessb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('economyb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('envirob').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('trafficb').src = '../../img/tmv/design/bullet-down.jpg';
	document.getElementById('waterb').src = '../../img/tmv/design/bullet-down.jpg';
}
	function changeNav(ipos) {
		imax = gMediaPic.length-1;
		strtxt = "";
		if (imax > 0){
			strtxt = "<a href='#' onclick='prevPic();autostop();'><img src='../img/nav/mn_prev.jpg' height='19'/></a>&nbsp;&nbsp;";
		}
		for (i = 0; i <= imax; i++) {
			isKeyImg = checkKeyImg(gMediaPic[i])
			strtxt = strtxt + "<a href='#' onclick='changePic(" + i + ");autostop();'>"
			if (i == ipos) {
				if (isKeyImg) {
					strtxt = strtxt + "<img src='../img/nav/mn_" + (i+1) + "r.jpg' width='15' height='19'/></a>&nbsp;&nbsp;"  
				}else{
					strtxt = strtxt + "<img src='../img/nav/mn_" + (i+1) + "r.jpg' width='15' height='19'/></a>&nbsp;&nbsp;"  
				}
			} else {
				if (isKeyImg) {
					strtxt = strtxt + "<img src='../img/nav/mn_" + (i+1) + ".jpg' width='15' height='19'/></a>&nbsp;&nbsp;" 
				}else{
					strtxt = strtxt + "<img src='../img/nav/mn_" + (i+1) + ".jpg' width='15' height='19'/></a>&nbsp;&nbsp;" 
				}
			}
		}
		if (imax > 0){
			strtxt = strtxt +  "<a href='#' onclick='nextPic();autostop();'><img src='../img/nav/mn_next.jpg' height='19'/></a>"
		}
		document.getElementById("navcontrols").innerHTML = strtxt;

		//changePic(ipos)
	}
	function checkKeyImg(iTxt) {
		x = iTxt.indexOf("_kmap")!=-1;
		return x;
	}
	function changeImg(iImg,iFile) {
		document.getElementById(iImg).src = iFile;
	}
	function changePic(i) {
		tStr = "Photo Number " + (i+1) + " of " + (gMediaPic.length);
		window.status = tStr;
		if (document.all){
			document.getElementById("mediapic").style.filter="blendTrans(duration=1)";
			document.getElementById("mediapic").filters.blendTrans(duration=1).Apply();
			document.getElementById("mediapic").filters.blendTrans.Play();
		}
				
		document.getElementById("mediapic").src = gSub + gMediaPic[i] + gBase;
		document.getElementById("mediapic").alt = gMediaPic[i];

		isKeyImg = checkKeyImg(gMediaPic[i]);
		t = gMediaPicTxt[i];
		t = t.replace("~~","'");
		t = t.replace("~~","'");
		t = t.replace("~~","'");
		t = t.replace("~~","'");

		document.getElementById("mediaNotes").innerHTML = t;

		changeNav(i);
		gPos = i;
	}
	function nextPic() {
		gPos++;
		if (gPos > gMediaPic.length-1) {
			gPos = 0;
		}
		changePic(gPos);
	}
	function prevPic() {
		gPos--;
		if (gPos < 0) {
			gPos = gMediaPic.length-1;
		}
		changePic(gPos);
	}
var gPlay; /* true forward; false stop; */
var gTime;
var gFirstTime = true;
	function autoplay() {
		if (gMediaPic.length-1!=0) { 
			gPlay=true;
			gTime = setTimeout("autoplay()",8000);
			if (!gFirstTime) {
				if (gPlay) {
					nextPic();
				}
			} else {
				gFirstTime = false;
			}
			
		}
	}
	function autostop() {
		clearTimeout(gTime);
		gPlay=false;
	}
	function autotoggle() {
		if (gPlay) {
			autostop();
		} else {
			autoplay();
		}
	}