function spawn (targ,x,y) {
	window.open(targ,'secondary','width=' + x + ',height=' + y + ',scrollbars=yes');
}

function preload() {
  if (document.images) {
    if (typeof(document.F) == 'undefined'){
		document.F = new Object();
    }
	document.F.loadedImages = new Array();
    var argLength = preload.arguments.length;
    for(arg=0;arg<argLength;arg++) {
		document.F.loadedImages[arg] = new Image();
		document.F.loadedImages[arg].src = preload.arguments[arg];
    }
  }
}


function imageswap(daImage, daSrc){
  var objStr,obj;
  if(document.images){
   if (typeof(daImage) == 'string') {
      objStr = 'document.' + daImage;
      obj = eval(objStr);
      obj.src = daSrc;
    } else if ((typeof(daImage) == 'object') && daImage && daImage.src) {
      daImage.src = daSrc;
    }
  }
}