var lock=0;

spacer=new Image();
spacer.src="images/spacer.gif";

for(i=1; i<=7; i++) {
	eval("menupic"+i+"=new Image();");
	eval("menupic"+i+".src=\"images/menu_"+i+"_over.gif\"");
}

function on(img) {
	document ["menu"+img].src= eval("menupic"+img).src;
}

function off(img) {
	if(img!=lock) document ["menu"+img].src=spacer.src;
}

function popup(img, title) {
	var leftx=(screen.width-640)/2;
	var topy=0;
	loc="/foto.php?img=" + img + "&title=" + title;
	kisablak=window.open(loc,'kep_window','width=640, height=620, left='+leftx+',top='+topy+', scrollbars=no');
}