image1 = new Image();
image1.src ="images/leftcircle-on_01.gif";
image2 = new Image();
image2.src ="images/leftcircle-on_02.gif";
image3 = new Image();
image3.src ="images/leftcircle-on_03.gif";
image4 = new Image();
image4.src ="images/leftcircle-on_04.gif";
image5 = new Image();
image5.src ="images/leftcircle-on_05.gif";
image6 = new Image();
image6.src ="images/leftcircle-on_06.gif";
image7 = new Image();
image7.src ="images/leftcircle-on_07.gif";