function swapImage(theId) {
	document.fullimg.src = '/_img/projects/f_'+projname+'-'+theId+'.jpg';
}

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

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

function preloadImages() {
	if (document.images) {
		if (totalimg>1) {
			for (i=1; i<=totalimg; i++) {
				preloadimgF = newImage('/_img/projects/f_'+projname+'-'+i+'.jpg');
				preloadimgO = newImage('/_img/projects/o_'+projname+'-'+i+'.jpg');
			}
		}
		preloadFlag = true;
	}
}