var aryImages = new Array();

aryImages[1] = "img/ss_blank.gif";
aryImages[2] = "img/hdr_financial.jpg";
aryImages[3] = "img/hdr_retail.jpg";
aryImages[4] = "img/hdr_vending.jpg";
aryImages[5] = "img/hdr_carwash.jpg";
aryImages[6] = "img/hdr_cit.jpg";

for (i=0; i < aryImages.length; i++) {
	var preload = new Image();
	preload.src = aryImages[i];
}

//make subcategory menues invisible
function defaultpageLoad() {
    document.getElementById('ctl00_ContentPlaceHolder1_radmCat2').style.display = "none";
    document.getElementById('ctl00_ContentPlaceHolder1_radmCat3').style.display = "none";
    document.getElementById('ctl00_ContentPlaceHolder1_radmCat4').style.display = "none";
    document.getElementById('ctl00_ContentPlaceHolder1_radmCat5').style.display = "none";
    document.getElementById('ctl00_ContentPlaceHolder1_radmCat6').style.display = "none";
}
function swapCatImg(imgIndex) {
	document.getElementById('categoryimg').src = aryImages[imgIndex];
    var curmenu = 'ctl00_ContentPlaceHolder1_radmCat' + imgIndex;
    document.getElementById(curmenu).style.display = "inline";
}
function swapCatImgRestore(imgIndex) {
	document.getElementById('categoryimg').src = aryImages[1];
    var curmenu = 'ctl00_ContentPlaceHolder1_radmCat' + imgIndex;
    document.getElementById(curmenu).style.display = "none";
}