var browserOK = false;
var pics;

browserOK = true;
pics = new Array();

var objCount = 0;

function preload(name, first, second) {
	if (browserOK) {
		pics[objCount] = new Array(3);
		pics[objCount][0] = new Image();
		pics[objCount][0].src = first;
		pics[objCount][1] = new Image();
		pics[objCount][1].src = second;
		pics[objCount][2] = name;
		objCount++;
	}
}

function on(name) {
	if (browserOK) {
		for (i = 0; i < objCount; i++) {
			if (document.images[pics[i][2]] != null) 
			 	if (name != pics[i][2]) {
				//set back all other pictures
				document.images[pics[i][2]].src = pics[i][0].src;
			}
			else {
				//show the second image because the cursor moves across the image
				document.images[pics[i][2]].src = pics[i][1].src;
			}
		}
	}
}

function off() {
	if (browserOK) {
		for (i = 0; i < objCount; i++) {
			//set back all pictures
			if (document.images[pics[i][2]] != null)
				document.images[pics[i][2]].src = pics[i][0].src;			
		}
	}
}

preload("image1", "/img/menu_01_b.jpg", "/img/menu_01.jpg");
preload("image2", "/img/menu_04_b.jpg", "/img/menu_04.jpg");
preload("image3", "/img/menu_02_b.jpg", "/img/menu_02.jpg");
preload("image4", "/img/menu_05_b.jpg", "/img/menu_05.jpg");
preload("image5", "/img/menu_06_b.jpg", "/img/menu_06.jpg");
preload("image6", "/img/menu_03_b.jpg", "/img/menu_03.jpg");
preload("image7", "/img/menu_08_b.jpg", "/img/menu_08.jpg");
preload("image8", "/img/menu_07_b.jpg", "/img/menu_07_2.jpg");
preload("image9", "/img/menu_10_b.jpg", "/img/menu_10_2.jpg");

function setCategory(theCategory) {
		document.theForm.theCat.value = theCategory;
		document.theForm.submit();	
}