function initRollovers() {
if (!document.getElementById) return

var aPreLoad = new Array();
var sTempSrc;
var aImages = document.getElementsByTagName('img');

for (var i = 0; i < aImages.length; i++) {	
if (aImages[i].className == 'o') {
var src = aImages[i].getAttribute('src');
var ftype = src.substring(src.lastIndexOf('.'), src.length);
var hsrc = src.replace(ftype, '_on'+ftype);

aImages[i].setAttribute('hsrc', hsrc);

aPreLoad[i] = new Image();
aPreLoad[i].src = hsrc;

aImages[i].onmouseover = function() {
sTempSrc = this.getAttribute('src');
this.setAttribute('src', this.getAttribute('hsrc'));
}	

aImages[i].onmouseout = function() {
if (!sTempSrc) sTempSrc = this.getAttribute('src').replace(''+ftype, ftype);
this.setAttribute('src', sTempSrc);
}
}
}
}
function input_area_focus(){
document.getElementById('keywords').focus();
}
function target_new_win() {
var node_a = document.getElementsByTagName('a');
for (var i in node_a) {
if (node_a[i].className == 'newwin') {
node_a[i].onclick = function() {
window.open(this.href, '', '');
return false;
};
}
}
};
window.onload=function(){target_new_win();input_area_focus();initRollovers();}