but1_0 = new Image();
but1_0.src = "/images/button1.gif";
but1_1 = new Image();
but1_1.src = "/images/but1_1.gif";

but2_0 = new Image();
but2_0.src = "/images/button2.gif";
but2_1 = new Image();
but2_1.src = "/images/but2_1.gif";

but3_0 = new Image();
but3_0.src = "/images/button3.gif";
but3_1 = new Image();
but3_1.src = "/images/but3_1.gif";

but4_0 = new Image();
but4_0.src = "/images/button4.gif";
but4_1 = new Image();
but4_1.src = "/images/but4_1.gif";

but5_0 = new Image();
but5_0.src = "/images/button5.gif";
but5_1 = new Image();
but5_1.src = "/images/but5_1.gif";