var win;
function marestePoza(poza, latime, inaltime){
	LeftPosition = (screen.width) ? (screen.width-latime)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-inaltime)/2 : 0;
	win = window.open("mareste_poza.php?p="+poza+"",null,"menubar=no,resizable=yes,width="+latime+",height="+inaltime+",top="+TopPosition+",left="+LeftPosition+"");
}