var timeOutCounter = 0;
var imageSourceDirectory = "../../../images/elektronicke_knjige_izdanja/shared/";

function setPageCounter(nr){
	if (typeof top.pageNavigation_2.document.nr_1 == "object") {
		top.pageNavigation_2.document.nr_1.src = imageSourceDirectory + nr.charAt(0) + ".gif";
	}
	if (typeof top.pageNavigation_2.document.nr_2 == "object") {
		top.pageNavigation_2.document.nr_2.src = imageSourceDirectory + nr.charAt(1) + ".gif";
	}
	if (typeof top.pageNavigation_2.document.nr_3 == "object") {
		top.pageNavigation_2.document.nr_3.src = imageSourceDirectory + nr.charAt(2) + ".gif";
	}
}

// aktualiziraj znamenke pagine u frameu "pageNavigation_2"
function initPagina() {
	//ukoliko je frame "pageNavigation" definiran, aktualiziraj broj stranice
	if (top.pageNavigation_2) {
		if (typeof top.pageNavigation_2.document == "object") {
			var pageNr = top.page.document.title.substr(0,3);
			setPageCounter(pageNr);
		}
	}
	//ukoliko frame "pageNavigation" jos nije definiran, 
	// pozovi funkciju initPage() jos deset put u pauzama od 1 sekunde
	else {
		timeOutCounter++;
		if (timeOutCounter < 10) setTimeout("initPagina();", 1000);
	}
}