function showphoto(a,n) {
	document.getElementById("photoshowarea").src = "photo/framed/fr_" + a + "_" + n + ".jpg";
}

function preloadphoto(a,n){
	var preImages = new Array();
	for (i = 0; i < n; i++) { 
		preImages[i] = new Image()
		preImages[i].src = "photo/framed/fr_" + a + "_" + (i+1) + ".jpg";
	}	
}

function showtnpage(z,a,b){
	tmp = ""
	for(i=b;i>=a;i--) {
//	for(i=a;i<=b;i++) {
		tmp += "<img src=\"photo/tn/tn_" + z + "_" + i + ".jpg\" class=\"tnn\" onmouseover=\"showphoto('" + z + "'," + i + ")\">";
	}
	document.getElementById("tnpage_1").innerHTML = tmp;
}

function showtn(z, a){
  limit = a.length;
	tmp = ""
	tnn = "tnn";
	if ((z == 'y') || (z == 'z')) tnn = "tnnb";
  for(i=0;i<limit;i++) {
		tmp += "<img src=\"photo/tn/tn_" + z + "_" + a[i] + ".jpg\" class=\""+tnn+"\" onmouseover=\"showphoto('" + z + "'," + a[i] + ")\">";
  }
	document.getElementById("tnpage_1").innerHTML = tmp;
}