function ava(mis){
open('ak.php?'+mis,'','width=900,height=600');
}
function viidik(va,vk,vl){
 aken=document.getElementById('vaken');

 aken.style.width=(vl+4)+'px';
 aken.style.height=(vk+30)+'px';

 s='<div id="viidik" style="background:buttonface;border:outset gray;padding-top:2px;width:'+vl+'px;height:'+(vk+30)+'px"><div align="right" style="padding:0"><button type="button" onclick="document.getElementById(\'vaken\').style.visibility=\'hidden\'" title="sulge" style="padding:2px">&times;</button></div><iframe title="YouTube video player" width="'+vl+'" height="'+vk+'" src="'+va+'" frameborder="0" allowfullscreen></iframe></div>';
 aken.innerHTML=s;

  aken.style.visibility='visible';
  aken.style.marginTop=(parseInt(aken.style.marginTop)+document.body.scrollTop)+'px';

  aken.style.marginLeft='-'+(vl/2)+'px';
  aken.style.marginTop=(document.body.scrollTop-(vk/2))+'px'; 
}

function ava1(mida){
 aken=document.getElementById('paken');
 aken.style.width='400px';
 aken.style.height='400px';

 pilt=document.getElementById('gp');
// pilt.src='tyhi.gif';

 pilt.style.visibility='hidden';

 aken.style.visibility='visible';
// aken.style.marginTop=(parseInt(aken.style.marginTop)+document.body.scrollTop)+'px';


 aken.style.marginLeft='-200px';
 aken.style.marginTop=(document.body.scrollTop-200)+'px'; 
 
 
  pilt.src=mida;
 
  
 pilt.onload=function(){
 this.style.visibility='visible';
 aken=document.getElementById('paken');
 laius=this.offsetWidth;
 korgus=this.offsetHeight;
 aken.style.marginLeft=(-1*(laius/2))+'px';
 aken.style.width=(laius)+'px';
 aken.style.marginTop=((-1*(korgus/2))+document.body.scrollTop)+'px';  // 
 aken.style.height=(korgus)+'px';



 } 
 pilt.onclick=function(){
 document.getElementById('paken').style.visibility='hidden';
  this.style.visibility='hidden';
 } 

}

function avasule(mida){
 m=(document.getElementById)?document.getElementById(mida):(document.all)?document.all[mida]:0;
   if(m!=0){
     a=(m.style.display=='block')?'none':'block';
     m.style.display=a;
  }
}

function mouseX(evt) {
if (evt.pageX) return evt.pageX;
else if (evt.clientX)
   return evt.clientX + (document.documentElement.scrollLeft ?   document.documentElement.scrollLeft :   document.body.scrollLeft);
else return null;
}
function mouseY(evt) {
if (evt.pageY) return evt.pageY;
else if (evt.clientY)
   return evt.clientY + (document.documentElement.scrollTop ?   document.documentElement.scrollTop :   document.body.scrollTop);
else return null;
}

window.onload=function(){
adr=location.href.split('?')[1];
lingid=document.links;
for(i=0;i<lingid.length;i++){
 if(lingid[i].href.split('?')[1]==adr){
   lingid[i].style.fontWeight='bold'; /* <b>'+lingid[i].innerHTML+'</b>'; */
  }
  
 }


// document.body.onselectstart=function(){return false;}
// document.body.oncontextmenu=function(){return false;}
// document.body.onscroll=function(){}

}


function liitmistehe(){

ga=parseInt(Math.random()*10);
gb=parseInt(Math.random()*10);
gc=ga+gb;
document.getElementById('tehe').innerHTML=ga+' + '+gb+' = <input size="3" name="vastus" id="vastus" title="see siin on katse võidelda automaatsete spämmirobotite vastu">';
document.getElementById('ovastus').value=gc;
}