function initz() {
        if (document.getElementsByTagName) {
			var popup1 = document.getElementById('popup1');
			if (popup1) popup1.onclick=popup;
            var linksz = document.getElementsByTagName('a');
            for (var i=0;i<linksz.length; i++) {
                var link=linksz[i];
                {
                    if (link.className && (' '+link.className+' ').indexOf(' roc ') !=-1) {
                        if (link.childNodes && link.childNodes.length==1 && link.childNodes[0].nodeName.toLowerCase()=='img') {
                            if (link.childNodes[0].id != ("x"+i)) {
                                link.onmouseover=mouseover;
                                link.onmouseout=mouseout;
                            } else link.onblur=blur;
                        }
                    }
                }
            }
        }
	}
	
	function spotIt(e) {
		var target;
		if (window.event && window.event.srcElement) target=window.event.srcElement;
		else if(e && e.target) target=e.target;
		if (!target) return null;
		while (target!=document.body && target.nodeName.toLowerCase() !='a') target=target.parentNode;
		if (target.nodeName.toLowerCase() !='a') return null;
		return target;
	}

	function blur(e) {
		var target=spotIt(e);
		if (!target) return;
		var img_tag=target.childNodes[0];
	}
	
	function mouseover(e) {
		var target=spotIt(e);
		if (!target) return;
		var img_tag=target.childNodes[0];
		if (img_tag.src.indexOf('_spot') ==-1) img_tag.src=img_tag.src.replace(/(\.[^.]+)$/, '_spot$1');		
	}

	function mouseout(e) {
		var target=spotIt(e);
		if (!target) return;
		var img_tag=target.childNodes[0];
		img_tag.src=img_tag.src.replace(/_spot(\.[^.]+)$/, '$1');
	}
	
	function popup(url) {
		var attr = "";
		var popup1 = document.getElementById('popup1');
		var xwin = window.open(popup1.href, "Newwindow", attr);
		return false;
	}

window.onload=initz;