function main() {
  if (!document.getElementsByTagName) return false;
		preparelinks();
}

function preparelinks() {
  var lnks = document.getElementsByTagName("a");
  	for (var i=0; i<lnks.length; i++) {
			if ((lnks[i].className.indexOf("newwindow") != -1) || (lnks[i].href.indexOf('mijnverhaal.eu') == -1) || (lnks[i].href.toLowerCase().indexOf('.pdf') != -1))  {
      lnks[i].onclick = function() {
        popUp(this.getAttribute("href"),this.className);
        return false;
      }
    }
  }
}
	
function popUp(href,className) {
    carr = className.split(' ');
    if(carr.length == 3) {
    		window.open(href,'','width='+carr[1]+',height='+carr[2]+'');
    } else {
    		window.open(href);
    }
}

window.onload = main;