var isNav4 = false, isIE4 = false; if (parseInt(navigator.appVersion.charAt(0)) == 4) { isNav4 = (navigator.appName == "Netscape") ? true : false; } else if (parseInt(navigator.appVersion.charAt(0)) >= 4) { isIE4 = (navigator.appName.indexOf("Microsoft") != -1) ? true : false; } var isMoz = (isNav4 || isIE4) ? false : true; showImage = new Image(); hideImage = new Image(); function init_tree(show_src, hide_src) { showImage.src = show_src; hideImage.src = hide_src; } function toggle(id) { if (isMoz) { section = document.getElementById(id); image = document.getElementById(id+"_img"); if (section.style.display == "none") { section.style.display = ""; image.src = showImage.src; } else { section.style.display = "none"; image.src = hideImage.src; } } else if (isIE4) { section = document.items[id]; image = document.images[id+"_img"]; if (section.style.display == "none") { section.style.display = ""; image.src = showImage.src; } else { section.style.display = "none"; image.src = hideImage.src; } } else if (isNav4) { section = document.items[id]; image = document.images[id+"_img"]; if (section.display == "none") { section.style.display = ""; image.src = showImage.src; } else { section.display = "none"; image.src = hideImage.src; } } } var tree_max_node = 0; function open_all() { for (i = 1; i <= tree_max_node; i++) { id = "tree"+i; section = document.getElementById(id); image = document.getElementById(id+"_img"); section.style.display = ""; image.src = showImage.src; } } function close_all() { for (i = 1; i <= tree_max_node; i++) { id = "tree"+i; section = document.getElementById(id); image = document.getElementById(id+"_img"); section.style.display = "none"; image.src = hideImage.src; } } init_tree("tree_open.png", "tree_close.png"); function go(frame1, url1, frame2, url2) { window.parent.frames[frame1].location=url1; window.parent.frames[frame2].location=url2; return false; }