Image Changing Next and Previous

22 b. Remining HERE 22 Continue Script Open the script Tag and Close

function next11(id,but)
{
var t_im=document.getElementById(id);
var im_arr=t_im.getElementsByTagName('img');

for(var t=0;t {
if(im_arr[t].style.display=="block")
{
im_arr[t++].style.display="none";
Effect.Fade(im_arr[t],{ duration: 0.5, from: 0.5, to: 1 });
im_arr[t].style.display="block";
}

}

}
function prev22(id,but)
{
var t_im=document.getElementById(id);
var im_arr=t_im.getElementsByTagName('img');
for(var t=im_arr.length-1;t>0;t--)
{
if(im_arr[t].style.display=="block")
{
im_arr[t--].style.display="none";
Effect.Fade(im_arr[t],{ duration: 0.5, from: 0.5, to: 1 });
im_arr[t].style.display="block";
}
}

}