/* vim: set noet ts=4 sw=4 ft=php: :*/

function swap(o) {
	if(o == null) {
		return false;
	}

	if(o.src.indexOf("_over") != -1) {
		o.src = o.src.replace("_over","");
	} else {
		o.src = o.src.replace(".gif","_over.gif");
	}
}

function expand(id) {
	o = document.getElementById(id);
	if(o == null) {
		return;
	} else {
		if(o.style.display == "block" || o.style.display == "") {
			o.style.display = "none";
		} else {
			o.style.display = "block";
		}
	}
}
function trhover(o) {
	if(o.className == "") {
		o.className = "over";
	} else {
		o.className = "";
	}
}
function generateNedstat() {
	/* begin Nedstat Pro 4.0 code */
	var tag='http://nl.nedstatpro.net/cgi-bin/nedstatpro.gif?name=greentec_1';
	var agt=navigator.userAgent.toLowerCase();
	var major=parseInt(navigator.appVersion);
	var ie=(agt.indexOf('msie')!= -1);
	var ie3=(ie&&(major == 2));
	tag+=('&referrer='+escape(top.document.referrer));
	if(parseInt(navigator.appVersion)>3){
		if(screen.availWidth>0){
			tag+=('&availscreen='+screen.availWidth+'x'+screen.availHeight);
			tag+=('&screen='+screen.width+'x'+screen.height);
			tag+=('&colordepth='+screen.colorDepth);
		}
		var length=navigator.plugins.length;
		if(length>0){
			tag+=('&java='+navigator.javaEnabled()+'&plugins=');
			var i; 
			for(i=0;i<length;i++) 
			{
				tag+=(escape(navigator.plugins[i].description+'|'));
			}
			tag+=(';');
		}
	}
	document.write('<img src="'+tag+'" width="1" height="1" style="display:none" />');
}