// JavaScript Document

/*************************************************
	Gallery
*************************************************/

gItem = new Array();
var gItemNum = 0;

function gInit() {
	var cName;
	var obj;
	for (i in document.links) {
		cName = document.links[i].className;
		obj = document.links[i];
		if (cName && (cName == "prApreview" || cName == "prApreviewOn")) {
			obj.onclick = gChImage;
			gItem[gItemNum++] = obj;
		}
	}
}

function gChImage(e) {
	if (browserLikeIE()) {
		var type = event.type;
		var obj = event.srcElement.parentNode;
	} else {
		var type = e.type;
		var obj = e.target.parentNode;
	}
	//	highlighting active icon
	obj.blur();
	for (i in gItem) gItem[i].className = "prApreview";
	obj.className = "prApreviewOn";
	//	changing big image
	document.getElementById('prView').src = obj.href;
	return false;
}

/*************************************************
	Add-on functions
*************************************************/

function browserLikeIE() {
	if (navigator.userAgent.indexOf("MSIE") != -1 || navigator.userAgent.indexOf("Opera") != -1)
		return true
	//	else if (navigator.userAgent.indexOf ("Mozilla") != -1)
	else
		return false;
}