var myimages_loaded = 0;
var myncimages_loaded = 0;

function LoadMyImages() {
	if (document.images) {
		myimages = new Array();
		myimages["image01"] = 'pic_notepad';
		myimages["image02"] = 'pic_notepad';
		myimages["image03"] = 'pic_notepad';
		myimages["image04"] = 'pic_notepad';
		mouseovers = new Array();
		for(var i=1; i <=4; i++) {
			mouseovers["image0"+i+"on"] = new Image();
			mouseovers["image0"+i+"off"] = new Image();
			mouseovers["image0"+i+"on"].src = '/common/in_images/' + myimages["image0"+i] + '_on.gif';
			mouseovers["image0"+i+"off"].src = '/common/in_images/' + myimages["image0"+i] + '_off.gif';
		}
	}
}

function changeImages() {
	if (myimages_loaded == 0) {
		myimages_loaded=1;
		LoadMyImages();
	}
	
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = eval("mouseovers[\""+changeImages.arguments[i+1] + "\"].src");
		}
	}
}

function LoadMyNCImages() {
	if (document.images) {
		ncimages = new Array();
		ncimages["image01"] = 'button_ss_back';
		ncimages["image02"] = 'button_ss_forward';
		ncimages["image03"] = 'button_ss_next';
		ncimages["image04"] = 'button_ss_play';
		ncimages["image05"] = 'button_ss_pause';
		mouseoversnc = new Array();
		for(var i=1; i <= 5; i++) {
			mouseoversnc["image0"+i+"on"] = new Image();
			mouseoversnc["image0"+i+"off"] = new Image();
			mouseoversnc["image0"+i+"on"].src = '/images/' + ncimages["image0"+i] + '_on.gif';
			mouseoversnc["image0"+i+"off"].src = '/images/' + ncimages["image0"+i] + '_off.gif';
		}
	}
}

function changeNCImages() {
	if (myncimages_loaded == 0) {
		myncimages_loaded=1;
		LoadMyNCImages();
	}

	if (document.images) {
		for (var i=0; i<changeNCImages.arguments.length; i+=2) {
			document[changeNCImages.arguments[i]].src = eval("mouseoversnc[\""+changeNCImages.arguments[i+1] + "\"].src");
		}
	}
}