var rest = new Array();
var swap = new Array();

// ---------- PreLoading image files ----------
function PreLoad(){
	var a;
	var Pat,imgPat,ovePat,imgNamA,imgNamB,imgNamC;
	
	for (a=0 ; a<arguments.length ; a++){
		
		imgPat = arguments[a] + "_f1.gif";
		ovePat = arguments[a] + "_f2.gif";
		
		imgNamA = arguments[a].length;
		imgNamB = arguments[a].lastIndexOf("/",imgNamA);
		imgNamC = arguments[a].slice(imgNamB+1,imgNamA);
		
		rest[imgNamC] = new Image();
		rest[imgNamC].src = imgPat;
		swap[imgNamC] = new Image();
		swap[imgNamC].src = ovePat;
	}
}


// ---------- spwaping and Restoring image files ----------
function SwapAndRestoreImage(f,act){
	var ObjSAR = document.images[f]
	if (act == "s"){
		if(swap[f]) ObjSAR.src = swap[f].src;
	}
	else{
		if(rest[f]) ObjSAR.src = rest[f].src
	}
}




/*
Swaping and Restoring images script Ver.2.0.3
2002.09.11.
*/




PreLoad("/img/_hea_nav_but_01","/img/_hea_nav_but_02","/img/_hea_nav_but_03","/img/_hea_nav_but_04","/img/_hea_nav_but_05","/img/_hea_nav_but_06");