var ajax = new sack();

function toolTip(tip){
   var e = document.getElementById('tooltip'); 
   e.innerHTML = tip;
}
function noTip(tip){
   toolTip('');
}

function setText(id, capid, title, caption) {
   lolcap = capid;
   var e = document.getElementById('downloads');
   e.href='/downloads/lolcat-'+ id +'-'+ capid +'.jpg';

   var e = document.getElementById('lolImage');
   e.src = '/downloads/lolcat-'+ id +'-'+ capid +'.jpg';

   if (e = document.getElementById('shareText')) {
      setShareText();
   }
   return false;
}

function votePlus(id){
   ajax.setVar("vote", 1);
   vote(id);
   var e = document.getElementById('upa'+id);
   if (e) {
      e.src = '/img/upa1.png';
   }
   var e = document.getElementById('dna'+id);
   if (e) {
      e.src = '/img/dna0.png';
   }
}
function voteMinus(id){
   ajax.setVar("vote", -1);
   vote(id);
   var e = document.getElementById('upa'+id);
   if (e) {
      e.src = '/img/upa0.png';
   }
   var e = document.getElementById('dna'+id);
   if (e) {
      e.src = '/img/dna1.png';
   }
}

function vote(id) {
   ajax.setVar("capID", id);
   ajax.requestFile = "/vote.php";
   ajax.method = 'GET';
   ajax.element = 'num_votes_'+id;

   ajax.runAJAX();
}

function setShareText() {
   var e = document.getElementById('downloads');
   var imageURL=e.href;

   var pageURL=document.baseURI || document.URL;

   e = document.getElementById('shareSelect');
   if (e) {
      index=e.selectedIndex;
   }

   html='<div style="margin: 5px auto;"><a href="'+pageURL+'"><img src="'+imageURL+'" /></a></div>';

   var e = document.getElementById('shareText');
   if (index == 1) {
      e.value='[url='+pageURL+'][img]'+imageURL+'[/img][/url]';
   } else {
      e.value=html;
   }

}

function shareThis() {

   var e = document.getElementById('shareSpan');
   e.innerHTML='<form><select id="shareSelect" onChange="setShareText()"><option>html</option><option>BB code</select>Share This:<br /></select><input id="shareText" value="" onClick="this.select()" />';

   setShareText();
   return false;   
}