function Banner_NextClick(BannerIDNum)
{
var currentBanner = Math.round($("txt_CurrentBnr"+BannerIDNum).value) + 1;
if (currentBanner >= $("txt_BnrTotal"+BannerIDNum).value)
currentBanner = 0;
Banner_Update(BannerIDNum,currentBanner);
}

function Banner_PrevClick(BannerIDNum)
{
var currentBanner = Math.round($("txt_CurrentBnr"+BannerIDNum).value) - 1;
if (Math.round(currentBanner) == -1)
currentBanner = Math.round($("txt_BnrTotal"+BannerIDNum).value) - 1;
Banner_Update(BannerIDNum,currentBanner);
}

function Banner_Update(BannerIDNum,BannerNum)
{
//Reset button classes
for (i=0;i<=($("txt_BnrTotal"+BannerIDNum).value - 1);i=i+1) 
{
$("dv_BnrBtn" + BannerIDNum + "_" + i).className = "Banner_Button";
}
//Set the new active button
$("dv_BnrBtn" + BannerIDNum + "_" + BannerNum).className = "Banner_Button Banner_ButtonSelected";
$("txt_CurrentBnr"+BannerIDNum).value = BannerNum;
$("img_bnr" + BannerIDNum).src = $("txt_BnrImageURL" + BannerIDNum + "_" + BannerNum).value;
$("a_bnr" + BannerIDNum).href = $("txt_BnrNavURL" + BannerIDNum + "_" + BannerNum).value;
if ($("txt_BnrNewWindow" + BannerIDNum + "_" + BannerNum).value == "True")
{
$("a_bnr" + BannerIDNum).target = "_blank";
}
else
{
$("a_bnr" + BannerIDNum).target = "_self";
}
}