كود نافذة صغيرة مفيدة ومتحركة تستطيع التحكم بحجمها وسرعتها

<SCRIPT LANGUAGE='JavaScript'><!--

//للمزيد من الجافا سكريبت .. نرجو زيارة مجمع البرامج http://www.vip4soft.com/

var popUp = 0;
var popURL = 0;
var popWidth = 0;
var popHeight = 0;

var thisMargin = 10;

var popTopPosition = thisMargin;
var popLeftPosition = thisMargin;

var pause = 20;
var step = 10;   // كل ما زودت الرقم كل ما اسرعت النافذة
var timer = 0;

var screenWidth = 0;
var screenHeight = 0;

var endX = 0;
var endY = 0;

function startPop(thisurl,thiswidth,thisheight) {
   popURL = thisurl;
   popWidth = thiswidth;
   popHeight = thisheight;

   popUp = window.open(popURL, "traveler","toolbar=no,width="+popWidth+",height="+popHeight+",top="+popTopPosition+",left="+(popLeftPosition)+"");

   screenWidth = window.screen.width;
   screenHeight = window.screen.height;
   endX = screenWidth - thiswidth - thisMargin;
   endY = screenHeight - thisheight - thisMargin;
   movedown();
}

function movedown() {
   if (popTopPosition <= endY - 50) {
      popUp.moveTo(popLeftPosition,popTopPosition);
      popTopPosition += step;
      timer = setTimeout("movedown()",pause);
   }
   else {
      clearTimeout(timer);
      popTopPosition = endY - 50;
      popUp.moveTo(popLeftPosition,popTopPosition);
      moveright();
   }
}

function moveright() {
   if (popLeftPosition <= endX) {
      popUp.moveTo(popLeftPosition,popTopPosition);
      popLeftPosition += step;
      timer = setTimeout("moveright()",pause);
   }
   else {
      clearTimeout(timer);
      popLeftPosition = endX;
      popUp.moveTo(popLeftPosition,popTopPosition);
      moveup();
   }
}

function moveup() {
   if (popTopPosition >= thisMargin) {
      popUp.moveTo(popLeftPosition,popTopPosition);
      popTopPosition -= step;
      timer = setTimeout("moveup()",pause);
   }
   else {
      clearTimeout(timer);
      popTopPosition = thisMargin;
      popUp.moveTo(popLeftPosition,popTopPosition);
      moveleft();
   }
}

function moveleft() {
   if (popLeftPosition >= thisMargin) {
      popUp.moveTo(popLeftPosition,popTopPosition);
      popLeftPosition -= step;
      timer = setTimeout("moveleft()",pause);
   }
   else {
      clearTimeout(timer);
      popLeftPosition = thisMargin;
      popUp.moveTo(popLeftPosition,popTopPosition);
   }
}

startPop('poptest.htm','300','200');

// --></SCRIPT>