var cur = 1;
var scr = 1;
var max = 1;
function setMax(){
var len = document.getElementById("scrollBox").getElementsByTagName("TD").length;
max = parseInt(len / 4);
if((len % 4) != 0)max++;
hideArrows();
}
function hideArrows(){
var scr1 = document.getElementById("scrl1");
var scr2 = document.getElementById("scrl2");
if(scr == 1){scr1.style.filter = "alpha(opacity=30)";scr1.style.opacity = "0.3";}
else {scr1.style.filter = "alpha(opacity=100)";scr1.style.opacity = "1.0";}
if(scr == max){scr2.style.filter = "alpha(opacity=30)";scr2.style.opacity = "0.3";}
else {scr2.style.filter = "alpha(opacity=100)";scr2.style.opacity = "1.0";}
}
function show(e,n){
if(cur == n)return;
var path = e.childNodes[0].src;
path = path.replace("images/" , "images/pic_");
var imd = document.getElementById("mainImg");
imd.src = path;
cur = n;
imd.style.visibility = "hidden";
imd.parentNode.style.background = "url(inc/loading.gif) center no-repeat";
document.getElementById("enlargeBtn").style.display = "none";
}
var lft = 0;
var dist = 120;
function goLeft(){
if(scr == max)return;
var scrl = document.getElementById("row");
if(lft == 0)lft = -1 * ((scr - 1) * 340);
dist -= 25;
if(dist < 25)dist = 25;
lft -= dist;
if(lft <= (-1 * scr * 340)){lft = -1 * scr * 340;scrl.style.left=lft;lft=0;dist=120;scr++;hideArrows();}
else {scrl.style.left = lft; setTimeout("goLeft();" , 50);}
}
function goRight(){
if(scr == 1)return;
var scrl = document.getElementById("row");
if(lft == 0)lft = -1 * ((scr - 1) * 340);
dist -= 25;
if(dist < 25)dist = 25;
lft += dist;
if(lft >= (-1 * (scr - 2) * 340)){lft = -1 * (scr - 2) * 340;scrl.style.left=lft;lft=0;dist=120;scr--;hideArrows();}
else {scrl.style.left = lft; setTimeout("goRight();" , 50);}
}
function showPic(e){
e.parentNode.style.background="none";
e.style.visibility = "visible";
var hl = document.getElementById("scrollBox").getElementsByTagName("TD")[cur-1].childNodes[0];
hl.style.filter = "alpha(opacity=100)";
hl.style.opacity = "1.0";
e.parentNode.style.width = e.width;
if(hasLargeView[cur-1] == 1)document.getElementById("enlargeBtn").style.display = "inline";
}
function largeView(){
var path = document.getElementById("mainImg").src;
path = path.replace("images/pic_" , "images/large/");
largv = window.open("about:blank" , "largeView" , "location=0,status=1,scrollbars=1,resizable=1,top=20,left=20,height=560,width=760");
largv.document.write("Large View")
}
function highl(e , highlight){
if(highlight == true){
e.style.filter = "alpha(opacity=80)";
e.style.opacity = "0.8";
}else{
e.style.filter = "alpha(opacity=50)";
e.style.opacity = "0.5";
}
}