function init() {
	rollImgPreload();
}

function roll(){
	var imgPath;
	var argv = roll.arguments;
	if (document.images){
   		if (argv.length==2) {
			imgPath = eval("new String(document.images['"+argv[0]+"'].src)");
			imgPath = imgPath.slice(0,imgPath.lastIndexOf("/"))+'/';
			eval('document.images["'+argv[0]+'"].src = "'+imgPath+argv[0]+'_'+argv[1]+'.gif"');
		}
		else {
			
			imgPath = eval("new String(document.images['"+argv[2]+"'].src)");
			imgPath = imgPath.slice(0,imgPath.lastIndexOf("/"))+'/';
			eval('document.images["'+argv[2]+'"].src = "'+imgPath+argv[0]+'_'+argv[1]+'.gif"');}
	}
}

function rollImgPreload () {
	//var i = document.images.length;
	var j, imgPath;
	var preload;
	/*
	for (j=0; j<i;j++) {
		if (document.images[j].name != '') {
			imgPath = eval("new String(document.images['"+document.images[j].name+"'].src)");
			imgPath = imgPath.slice(0,imgPath.lastIndexOf("/"))+'/';	
			preload = new Image();
			preload.src = eval("imgPath + document.images[j].name+ '_hgt.gif';");
		}
	}*/
}