// Image preload
image1 = new Image();
image1.src = "images/btn/1_up.png";
image2 = new Image();
image2.src = "images/btn/2_up.png";
image3 = new Image();
image3.src = "images/btn/3_up.png";
image4 = new Image();
image4.src = "images/btn/4_up.png";
image5 = new Image();
image5.src = "images/btn/5_up.png";
image6 = new Image();
image6.src = "images/btn/6_up.png";



/*
image1 = new Image();
image1.src = "images/new_btn/btn_prothom_on.jpg";
image2 = new Image();
image2.src = "images/new_btn/btn_amader_kotha_on.jpg";
image3 = new Image();
image3.src = "images/new_btn/btn_usercomment_on.jpg";
image4 = new Image();
image4.src = "images/new_btn/btn_thanks_on.jpg";
image5 = new Image();
image5.src = "images/new_btn/btn_contact_on.jpg";
*/