function confirmLink(link, text) {
 if(typeof(window.opera) != 'undefined') {
  return true;
 }
 var is_confirmed = confirm(text);
 if (is_confirmed) {
  location.href = link;
 }
 return is_confirmed;
}

function addtext(veld,text) {
 text = ''+text+' ';
 if(document.form.elements[veld].createTextRange) {
  document.form.elements[veld].focus();
  document.selection.createRange().duplicate().text = text;
 }else{
  document.form.elements[veld].focus();
  document.form.elements[veld].value += text;
 }
}

function popUp(URL) {
 day = new Date();
 id = day.getTime();
 eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=1,menubar=0,resizable=1,width=500,height=500');");
}

function foto(URL,WIDTH,HEIGHT) {
 day = new Date();
 id = day.getTime();
 eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width=" + WIDTH + ",height=" + HEIGHT + "');");
}