if (document.images) {
	visarts_01_on = new Image();				// roll over Images
	visarts_01_on.src ="/visarts/images/leftmenu_visarts01b.gif";
	visarts_02_on = new Image();
	visarts_02_on.src ="/visarts/images/leftmenu_visarts02b.gif";
	visarts_03_on = new Image();
	visarts_03_on.src ="/visarts/images/leftmenu_visarts03b.gif";
	visarts_04_on = new Image();
	visarts_04_on.src ="/visarts/images/leftmenu_visarts04b.gif";
	visarts_05_on = new Image();
	visarts_05_on.src ="/visarts/images/leftmenu_visarts05b.gif";
	visarts_06_on = new Image();
	visarts_06_on.src ="/visarts/images/leftmenu_visarts06b.gif";
	visarts_07_on = new Image();
	visarts_07_on.src ="/visarts/images/leftmenu_visarts07b.gif";
	visarts_08_on = new Image();
	visarts_08_on.src ="/visarts/images/leftmenu_visarts08b.gif";


	



	visarts_01_off = new Image();				// Original Images
	visarts_01_off.src ="/visarts/images/leftmenu_visarts01a.gif";
	visarts_02_off = new Image();
	visarts_02_off.src ="/visarts/images/leftmenu_visarts02a.gif";
	visarts_03_off = new Image();
	visarts_03_off.src ="/visarts/images/leftmenu_visarts03a.gif";
	visarts_04_off = new Image();
	visarts_04_off.src ="/visarts/images/leftmenu_visarts04a.gif";
	visarts_05_off = new Image();
	visarts_05_off.src ="/visarts/images/leftmenu_visarts05a.gif";
	visarts_06_off = new Image();
	visarts_06_off.src ="/visarts/images/leftmenu_visarts06a.gif";
	visarts_07_off = new Image();
	visarts_07_off.src ="/visarts/images/leftmenu_visarts07a.gif";
	visarts_08_off = new Image();
	visarts_08_off.src ="/visarts/images/leftmenu_visarts08a.gif";


	

}

// Function to 'activate' images.
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_on.src");
	}
}

// Function to 'deactivate' images.
function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_off.src");
	}
}