// VBR custom functions

function VBR_preloadImages() {
	// arguments triples:  imgName src1 src2 ...
	var a=VBR_preloadImages.arguments;
	if(document.images) {
		if(!document.VBR_pics) document.VBR_pics = new Array();
		if(!document.VBR_rollovers) document.VBR_rollovers = new Array();
		var i,j=0;
		for(i=0; i<a.length; i+=3) {
			document.VBR_pics[j] = new Image;
			document.VBR_pics[j].src = a[i+2];
			document.VBR_rollovers[i] = a[i];
			document.VBR_rollovers[i+1] = a[i+1];
			document.VBR_rollovers[i+2] = a[i+2];
			j++;
		}
	}
	return true;
}

function VBR_swapImage(imgName) {
	if(document.images && document.VBR_rollovers) {
		for(i=0; i<document.VBR_rollovers.length; i+=3) {
			if(document.VBR_rollovers[i] == imgName) {
				document.images[imgName].src = document.VBR_rollovers[i+2];
				return true;
			}
		}
	}
}

function VBR_restoreImage(imgName) {
	if(document.images && document.VBR_rollovers) {
		for(i=0; i<document.VBR_rollovers.length; i+=3) {
			if(document.VBR_rollovers[i] == imgName) {
				document.images[imgName].src = document.VBR_rollovers[i+1];
				return true;
			}
		}
	}
}