function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function preloadImages() {
	if (document.images) {
		tas2_13 = newImage("images/tas2_13_02.gif");
		preloadFlag = true;
	}
}
function goster(nesne){
	document.getElementById(nesne).style.visibility='visible';
}
function sakla(nesne){
	document.getElementById(nesne).style.visibility='hidden';
}
function ac(nesne){
	document.getElementById(nesne).style.display='block';
}
function kapa(nesne){
	document.getElementById(nesne).style.display='none';
}
function srg(adr){
	sor = window.confirm("Silmek istedišinizden emin misiniz?");
	if (sor){window.location=adr;}
}