function overLogos() {
if(!document.getElementById || !document.getElementsByTagName) { return; }
if(document.getElementById('overlogos') && document.getElementById('overlogo')) {
var overlogos = document.getElementById('overlogos');
var overlogo = document.getElementById('overlogo');
var imageArray = overlogos.getElementsByTagName('img');
overlogo._src = overlogo.src;
for(var i=0; i<imageArray.length; i++) {
imageArray[i].onmouseover = function() {
overlogo.src = this.src.replace(/\_thumb/, "_main");
overlogo.alt = this.alt;
}
}
}
}

function MSpopupimage() {
 var popupimageRegExp = new RegExp("(^|\\s)MSpopupimage(\\s|$)");
 var a = document.getElementsByTagName('a');
 for (var i=0;i<a.length;i++) {
 if(popupimageRegExp.test(a[i].className)) {
 a[i].onclick = function() {
 popupwin = window.open('MSpopupimage.html?' + this.href, '', 'width=400,height=400,resizable=1');
 return false;
 }
 }
 }
}

function addEvent(obj, evType, fn, useCapture){
 if (obj.addEventListener) {
 obj.addEventListener(evType, fn, useCapture);
 return true;
 } else if (obj.attachEvent){
 var r = obj.attachEvent("on"+evType, fn);
 return r;
 } else {
 // alert('Handler could not be attached');
 return false;
 }
}

addEvent(window, 'load', MSpopupimage, false);
addEvent(window, 'load', overLogos, false);