/**
 * @author cFlex IT Services GmbH
 * @version $Id: scripts.js 19 2007-09-12 23:01:37Z hri $
 */

function taGrow(ta) {
    var textarea = document.getElementById(ta);
    if (!textarea || (typeof(textarea.rows) == 'undefined')) return;
    textarea.rows = textarea.rows + 2;
}

function taShrink(ta) {
    var textarea = document.getElementById(ta);
    if (!textarea || (typeof(textarea.rows) == 'undefined') || textarea.rows < 4) return;
    textarea.rows = textarea.rows - 2;
}

function externalLinks() {
  if (!document.getElementsByTagName) return;
  var anchors = document.getElementsByTagName("a");
  for (var i=0; i<anchors.length; i++) {
    var anchor = anchors[i];
    if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
    anchor.target = "_blank";
  }
}
if(document.getElementById && document.createTextNode) {
  window.onload=function() {
    externalLinks();
  }
}