function popup_image() {
  if (!document.getElementsByTagName) return false;
  var links=document.getElementsByTagName("a");
  for (var i=0; i < links.length; i++) {
    if (links[i].className.match("popup-image")) {
      links[i].onclick=function() {
        var query = this.getAttribute("href").split("?")[1];
        var query1 = query.split("&")[0];
        var query2 = query.split("&")[1];
        window.open(this.href, "",query1 + ',' + query2);
        return false;
      }
    }
  }
}

function popup_gallery() {
  if (!document.getElementsByTagName) return false;
  var links=document.getElementsByTagName("a");
  for (var i=0; i < links.length; i++) {
    if (links[i].className.match("popup-gallery")) {
      links[i].onclick=function() {
        window.open(this.href, "","width=720,height=870");
        return false;
      }
    }
  }
}

window.onload = function() {
	popup_image();
    popup_gallery();
}