var imgdir = "images/";

nav_1_off = new Image;
nav_1_off.src = imgdir+"nav_1_off.gif";
nav_1_on = new Image;
nav_1_on.src = imgdir+"nav_1_on.gif";

nav_2_off = new Image;
nav_2_off.src = imgdir+"nav_2_off.gif";
nav_2_on = new Image;
nav_2_on.src = imgdir+"nav_2_on.gif";

nav_3_off = new Image;
nav_3_off.src = imgdir+"nav_3_off.gif";
nav_3_on = new Image;
nav_3_on.src = imgdir+"nav_3_on.gif";

nav_4_off = new Image;
nav_4_off.src = imgdir+"nav_4_off.gif";
nav_4_on = new Image;
nav_4_on.src = imgdir+"nav_4_on.gif";

nav_5_off = new Image;
nav_5_off.src = imgdir+"nav_5_off.gif";
nav_5_on = new Image;
nav_5_on.src = imgdir+"nav_5_on.gif";

nav_6_off = new Image;
nav_6_off.src = imgdir+"nav_6_off.gif";
nav_6_on = new Image;
nav_6_on.src = imgdir+"nav_6_on.gif";

nav_7_off = new Image;
nav_7_off.src = imgdir+"nav_7_off.gif";
nav_7_on = new Image;
nav_7_on.src = imgdir+"nav_7_on.gif";

nav_8_off = new Image;
nav_8_off.src = imgdir+"nav_8_off.gif";
nav_8_on = new Image;
nav_8_on.src = imgdir+"nav_8_on.gif";


//define the base document object 

var doc = "document.";
 
/* basic rollover function. */ 

function swapImg(imgName,obj) {
imgObj = eval(doc + imgName);
imgObj.src = eval(imgName + obj + '.src');
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  var newWin = window.open(theURL,winName,features);
  newWin.focus();
}

function closeWindow() {
	if (newWin && !newWin.closed) {
			newWin.close();
	}
}