var 
    img = new Array("177","178","179","180","181","182","183","184","185","186","187","188","189","190","191","192","193","194");

function randLomo(){
	var number, string;
	number = Math.floor(Math.random()*(img.length));
	string = "<img height='192' width='282' src='lomos/"+ img[number] + "b.jpg' name='BigLomo'>";
	document.write (string);
}