function esilataa() {
	var varasto = new Array()
	for (i = 0; i < kuvat.length; i++){
		varasto[i] = new Image()
		varasto[i].src = kuvat[i]
	}
}

function nappi(nappiname,nappisrc) {
	nappiname.src = nappisrc;
}

function ikkuna(url,descr,winwidth,winheight)  {
	NewWindow=window.open(url,descr,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbar=no,scrollbars=no,resizable=no,copyhistory=no,width='+winwidth+',height='+winheight)
}