var img = new Array();

img[201] = new Image();  img[201].src="images/cs_01.gif";
img[202] = new Image();  img[202].src="images/cs_012.gif";
img[203] = new Image();  img[203].src="images/cs_02.gif";
img[204] = new Image();  img[204].src="images/cs_022.gif";
img[205] = new Image();  img[205].src="images/cs_03.gif";
img[206] = new Image();  img[206].src="images/cs_032.gif";
img[207] = new Image();  img[207].src="images/contacts.gif";
img[208] = new Image();  img[208].src="images/contacts2.gif";


function change_image(nam,num) {
        if(navigator.appVersion.charAt(0)>= 3) {
                document.images[nam].src = img[num].src;
        }
}