var nowactive='';
var old='';
function active(im){
	old = nowactive;
	nowactive = im;
	document[im].src = '/img/buttons/' + im + '_s.gif';
}
function flipoff(im){
	if (nowactive!=im){
		document[im].src = '/img/buttons/' + im + '.gif';
	}
}
function flipon(im){
	document[im].src = '/img/buttons/' + im + '_s.gif';
}

var myimg=new Array();
function preloadimg(){
	for (i=0;i<preloadimg.arguments.length;i++){
		myimg[i]=new Image();
		myimg[i].src=preloadimg.arguments[i];
	}
}
preloadimg("/img/buttons/profiel_s.gif", "/img/buttons/tactisch_s.gif", "/img/buttons/observatie_s.gif", "/mg/buttons/crisis_s.gif", "/img/buttons/samenwerking_s.gif", "/img/buttons/overige_s.gif", "/img/buttons/contact_s.gif", "/img/buttons/profile_s.gif", "/img/buttons/tactical_s.gif", "/img/buttons/coorporations_s.gif", "/img/buttons/remaining_s.gif");