function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

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



function changeImage(name, source) {
	document[name].src = source;
}


function resizeWindow(width, heigth) { 
	if(navigator.appVersion.charAt(0) >=4) { window.resizeTo (width,heigth) }
}