/**
  * sg_images.js
  * Part of Souken JavaScript Library
  * Copyright 2005 Souken Group, LLC
  */

function SG_imagePreload(vImageList){ //Preload image
	var oImage;
	if(vImageList.length){
		for(nIndex = 0; nIndex < vImageList.length ; nIndex++) oImage.src = vImageList[nIndex];
	} else {
		oImage.src = vImageList;
	}
	return true;	
} //SG_imagePreload

function SG_imageSwap(vObject, sImageURL){ //Swap image
	var oObject;
	oObject = SG_objectGet(vObject);
	if(!oObject) return false;
	oObject.SG_src = oObject.src;
	oObject.src = sImageURL;
	return true;
} //SG_imageSwap

function SG_imageRestore(vObject){ //Restore swapped image
	var oObject;
	oObject = SG_objectGet(vObject);
	if(!oObject) return false;
	if(!oObject.SG_src) return false;
	oObject.src = oObject.SG_src;
	return true;
} //SG_imageRestore