function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}


function findpop400()  {
  if (!document.getElementsByTagName) return false;
  var lnks = document.getElementsByTagName("a");
  for (var i=0; i<lnks.length; i++) {
    if (lnks[i].className == "popup400") {
      lnks[i].onclick = function() {
        popUp400(this.getAttribute("href"));
        return false;
      }
    }
  }
}
 
function popUp400(winURL) {
  newWindow = window.open(winURL,"popup400","width=400,height=400");
  newWindow.focus();
}

function findpop800()  {
  if (!document.getElementsByTagName) return false;
  var lnks = document.getElementsByTagName("a");
  for (var i=0; i<lnks.length; i++) {
    if (lnks[i].className == "popup800") {
      lnks[i].onclick = function() {
        popUp800(this.getAttribute("href"));
        return false;
      }
    }
  }
}
 
function popUp800(winURL) {
  newWindow = window.open(winURL,"popup800","width=800,height=600");
  newWindow.focus();
}
addLoadEvent(findpop400);
addLoadEvent(findpop800);