/*************************************************************
***swap images***/
function swap(imgNum) {
  if (document.layers) { document.menuRect.document.images["square"].src = imgArray[imgNum].src; }
	else { document.images["square"].src = imgArray[imgNum].src; }
}
  
/*************************************************************
***open a pop-up window***/
function pop(href,nme,w,h,l,t,resize,scroll) {
	theWindow = window.open(href,nme,"width=" + w + ",height=" + h + ",left=" + l + ",top=" + t + ",screenX=" + l + ",screenY=" + t + ",resizable=" + resize + ",scrollbars=" + scroll);
}