if (document.images) {
	pic1on = new Image();
	pic1on.src = "images/index_weather_r.jpg";

	pic1off = new Image();
	pic1off.src = "images/index_weather.jpg";
	
//Top nav rollovers:	
	pic2on = new Image();
	pic2on.src = "images/nav1_r.jpg";
	pic2off = new Image();
	pic2off.src = "images/nav1.jpg";
	
	pic3on = new Image();
	pic3on.src = "images/nav2_r.jpg";
	pic3off = new Image();
	pic3off.src = "images/nav2.jpg";
	
	pic4on = new Image();
	pic4on.src = "images/nav3_r.jpg";
	pic4off = new Image();
	pic4off.src = "images/nav3.jpg";
	
	pic5on = new Image();
	pic5on.src = "images/nav4_r.jpg";
	pic5off = new Image();
	pic5off.src = "images/nav4.jpg";
	
	pic6on = new Image();
	pic6on.src = "images/nav5_r.jpg";
	pic6off = new Image();
	pic6off.src = "images/nav5.jpg";
	
	pic7on = new Image();
	pic7on.src = "images/nav6_r.jpg";
	pic7off = new Image();
	pic7off.src = "images/nav6.jpg";
	
	pic8on = new Image();
	pic8on.src = "images/nav7_r.jpg";
	pic8off = new Image();
	pic8off.src = "images/nav7.jpg";
	
	pic9on = new Image();
	pic9on.src = "images/nav8_r.jpg";
	pic9off = new Image();
	pic9off.src = "images/nav8.jpg";
	
	pic10on = new Image();
	pic10on.src = "images/nav9_r.jpg";
	pic10off = new Image();
	pic10off.src = "images/nav9.jpg";	
}

function on(imgName) {
	if (document.images) {
		imgOn=eval(imgName + "on.src");
		document[imgName].src= imgOn;
	}
 }

function off(imgName) {
	if (document.images) {
		imgOff=eval(imgName + "off.src");
		document[imgName].src= imgOff;
	}
}