// image rollover script
function MU_Rollover(muImage, muSrc){
  var objStr,obj;
  	if(document.images){
    	if (typeof(muImage) == 'string'){
      		objStr = 'document.' + muImage;
      		obj = eval(objStr);
      		obj.src = muSrc;} 
		else if ((typeof(muImage) == 'object') && muImage && muImage.src){
      		muImage.src = muSrc;}
  		}
	}
// image preload script
function MU_preloadImages(){
	if (document.images){
    	if (typeof(document.MU) == 'undefined'){
    	document.MU = new Object();}
	document.MU.loadedImages = new Array();
	var argLength = MU_preloadImages.arguments.length;
    	for(arg=0;arg<argLength;arg++){
    		document.MU.loadedImages[arg] = new Image();
      		document.MU.loadedImages[arg].src = MU_preloadImages.arguments[arg];}
    	}
	}