var ie=(document.all)?1:0;
var mo=(document.getElementById)?1:0;

var image0 = new Array();
var image1 = new Array();
var imagename = new Array();
var imagenum = 1;

function loadImg(name,imageinactive,imageactive) {
	imagename[imagenum] = name;
	image0[imagenum] = new Image();
	image0[imagenum].src = imageinactive;
	image1[imagenum] = new Image();
	image1[imagenum].src = imageactive;
	imagenum++;
}

function buttonOn(imgname,nr) {
	for(i=1; i<=imagenum; i++) {
		if(imagename[i] == imgname) {
			eval('document.images["'+imgname+nr+'"].src = image1[i].src;');
		}
	}
}

function buttonOff(imgname,nr) {
	for(i=1; i<=imagenum; i++) {
		if(imagename[i] == imgname) {
			eval('document.images["'+imgname+nr+'"].src = image0[i].src;');
		}
	}
}

function j_numbersonly(e, dec) {
	var key;
	var keychar;
	if(window.event) {
		key = event.keyCode;
	} else if(e) {
		key = e.which;
	} else {
		return true;
	}
	keychar = String.fromCharCode(key);

	if((key==null) || (key==0) || (key==8) || (key==9) || (key==13) || (key==27)) {
		return true; 
	} else if ((("0123456789").indexOf(keychar) > -1)) {
		return true;
	} else {
		return false;
	}
}

function j_checkkeypressed(e,$formname) { 
	var key;
	var keychar;
	if(window.event) {
		key = event.keyCode;
	} else if(e) {
		key = e.which;
	}
	if(key=="13") { 
		document.forms[$formname].submit();
	} 
}

function j_showhidediv($div,$on) {
	if($on == true) {
		if(ie) {
			document.all[$div].style.display = 'block';
		} else if(mo) {
			document.getElementById($div).style.display = 'block';
		}
	} else {
		if(ie) {
			document.all[$div].style.display = 'none';
		} else if(mo) {
			document.getElementById($div).style.display = 'none';
		}
	}
}

function j_gotohash($hash) {
	window.location.hash = $hash;
}

function j_submitform($formname) {
	document.forms[$formname].submit();
}