// rollover.js
//
// IMAGE ROLLOVER FUNCTIONS:
//
// MM_swapImage ()
// MM_swapImgRestore ()
// MM_callJS()
// MM_preloadImages ()

function MM_swapImage() { //v1.0
	var i,theObj,j=0,swapArray=new Array,oldArray=document.MM_swapImgData;
	for (i=0; i<(MM_swapImage.arguments.length-2); i+=3) {
		theObj=eval(MM_swapImage.arguments[(navigator.appName=='Netscape')?i:i+1])
		if(theObj!=null) {
			swapArray[j++]=theObj;
			swapArray[j++]=(oldArray==null || oldArray[j-1]!=theObj)?theObj.src:oldArray[j];
			theObj.src=MM_swapImage.arguments[i+2];
		}
	}
	document.MM_swapImgData=swapArray; //used for restore
}

function MM_swapImgRestore() { //v1.0
	if(document.MM_swapImgData!=null)
		for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
			document.MM_swapImgData[i].src=document.MM_swapImgData[i+1];
}

function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}

function MM_preloadImages() { //v1.2
	if(document.images) {
		var imgFiles=MM_preloadImages.arguments;
		var preloadArray=new Array();
		for (var i=0; i<imgFiles.length; i++) {
			preloadArray[i]=new Image;
			preloadArray[i].src=imgFiles[i];
		}
	}
}