var popregister;
var poplinks;
var popbg;
var popfadelvl;

function popup(){
popfadelvl=20;
popregister.style.display="block";
popbg.style.display="inline";
popbg.style.opacity=".20";
popbg.style.filter="alpha(opacity=20)";
popfadein();
}

function popuplink(){
loadlinksbox();
popfadelvl=20;
poplinks.style.display="block";
popbg.style.display="inline";
popbg.style.opacity=".20";
popbg.style.filter="alpha(opacity=20)";
popfadein();
}

function popfadein(){
if(popfadelvl<90){
setTimeout(popfadein,20);
popbg.style.opacity="."+parseInt(popfadelvl);
popbg.style.filter="alpha(opacity="+parseInt(popfadelvl)+")";
popfadelvl=parseInt(popfadelvl)+10;
}
else{
clearTimeout(popfadein);
}
}

function popdown(){
popregister.style.display="none";
poplinks.style.display="none";
popbg.style.display="none";
}

function startpopup() {
popbg=document.getElementById('popbackground');
popregister=document.getElementById('popupbox');
poplinks=document.getElementById('popupboxlink');
resize();
}

function resize() {
mywidth = document.documentElement.clientWidth;
popregister.style.left = (mywidth/2)-110 + "px";
poplinks.style.left = (mywidth/2)-150 + "px";
}