n1 = new Image(235,25); 
n1.src="images/ln_home_mo.gif";
n2 = new Image(235,25); 
n2.src="images/ln_gallery_mo.gif";
n3 = new Image(235,25); 
n3.src="images/ln_marble_mo.gif";
n4 = new Image(235,25); 
n4.src="images/ln_granite_mo.gif";
n5 = new Image(235,25); 
n5.src="images/ln_limestone_mo.gif";
n6 = new Image(235,25); 
n6.src="images/ln_contact_mo.gif";

function largeWindow(img, type) {
	switch(type) {
		case 'marble':
			displayWidth = 300;
			displayHeight = 335;
			break;
		case 'limestone':
			displayWidth = 400;
			displayHeight = 390;
			break;
		case 'granite':
			displayWidth = 300;
			displayHeight = 305;
			break;
		case 'gallery':
			displayWidth = 500;
			displayHeight = 375;
			break;
		default:
			displayWidth = 300;
			displayHeight = 335;
			break;
	}
	window.open("images/"+type+"/"+img, img+"win", "toolbar=0,scrollbars=0,statusbar=0,resizeable=0,width="+displayWidth+",height="+displayHeight) 
}