// Title: Tigra Menu // Description: Free JavaScript Menu Navigation // URL: http://www.javascript-menu.com/ // Version: 2.1 (commented source) // Date: 06/26/2007 // Tech. Support: http://www.softcomplex.com/forum/forumdisplay_29/ // Notes: This script is free. Visit official site for further details. // -------------------------------------------------------------------------------- // global collection containing all menus on current page var A_MENUS = []; // -------------------------------------------------------------------------------- // menu class function menu (a_items, a_tpl) { // browser check if (!document.body || !document.body.style) return; // store items structure this.a_config = a_items; // store template structure this.a_tpl = a_tpl; // get menu id this.n_id = A_MENUS.length; // declare collections this.a_index = []; this.a_children = []; // assigh methods and event handlers this.expand = menu_expand; this.collapse = menu_collapse; this.onclick = menu_onclick; this.onmouseout = menu_onmouseout; this.onmouseover = menu_onmouseover; this.onmousedown = menu_onmousedown; // default level scope description structure this.a_tpl_def = { 'block_top' : 16, 'block_left' : 16, 'top' : 20, 'left' : 4, 'width' : 120, 'height' : 22, 'hide_delay' : 0, 'expd_delay' : 0, 'css' : { 'inner' : '', 'outer' : '' } }; // assign methods and properties required to imulate parent item this.getprop = function (s_key) { return this.a_tpl_def[s_key]; }; this.o_root = this; this.n_depth = -1; this.n_x = 0; this.n_y = 0; // init items recursively for (n_order = 0; n_order < a_items.length; n_order++) new menu_item(this, n_order); // register self in global collection A_MENUS[this.n_id] = this; // make root level visible for (var n_order = 0; n_order < this.a_children.length; n_order++) this.a_children[n_order].e_oelement.style.visibility = 'visible'; } // -------------------------------------------------------------------------------- function menu_collapse (n_id) { // cancel item open delay clearTimeout(this.o_showtimer); // by default collapse to root level var n_tolevel = (n_id ? this.a_index[n_id].n_depth : 0); // hide all items over the level specified for (n_id = 0; n_id < this.a_index.length; n_id++) { var o_curritem = this.a_index[n_id]; if (o_curritem.n_depth > n_tolevel && o_curritem.b_visible) { o_curritem.e_oelement.style.visibility = 'hidden'; o_curritem.b_visible = false; } } // reset current item if mouse has gone out of items if (!n_id) this.o_current = null; } // -------------------------------------------------------------------------------- function menu_expand (n_id) { // expand only when mouse is over some menu item if (this.o_hidetimer) return; // lookup current item var o_item = this.a_index[n_id]; // close previously opened items if (this.o_current && this.o_current.n_depth >= o_item.n_depth) this.collapse(o_item.n_id); this.o_current = o_item; // exit if there are no children to open if (!o_item.a_children) return; // show direct child items for (var n_order = 0; n_order < o_item.a_children.length; n_order++) { var o_curritem = o_item.a_children[n_order]; o_curritem.e_oelement.style.visibility = 'visible'; o_curritem.b_visible = true; } } // -------------------------------------------------------------------------------- function menu_onclick (n_id) { var o_item = this.a_index[n_id]; var s_link = o_item.a_config[1]; if (!s_link) return true; if (String(s_link).toLowerCase().indexOf('javascript:') == 0) return eval(s_link); if (o_item.a_config[2] && o_item.a_config[2]['tw']) window.open(s_link, o_item.a_config[2]['tw']); else window.location = s_link; return true; } // -------------------------------------------------------------------------------- function menu_onmouseout (n_id) { // lookup new item's object var o_item = this.a_index[n_id]; // apply rollout o_item.e_oelement.className = o_item.getstyle(0, 0); o_item.e_ielement.className = o_item.getstyle(1, 0); // update status line o_item.upstatus(7); // run mouseover timer this.o_hidetimer = setTimeout('A_MENUS['+ this.n_id +'].collapse();', o_item.getprop('hide_delay')); } // -------------------------------------------------------------------------------- function menu_onmouseover (n_id) { // cancel mouseoute menu close and item open delay clearTimeout(this.o_hidetimer); this.o_hidetimer = null; clearTimeout(this.o_showtimer); // lookup new item's object var o_item = this.a_index[n_id]; // update status line o_item.upstatus(); // apply rollover o_item.e_oelement.className = o_item.getstyle(0, 1); o_item.e_ielement.className = o_item.getstyle(1, 1); // if onclick open is set then no more actions required if (o_item.getprop('expd_delay') < 0) return; // run expand timer this.o_showtimer = setTimeout('A_MENUS['+ this.n_id +'].expand(' + n_id + ');', o_item.getprop('expd_delay')); } // -------------------------------------------------------------------------------- // called when mouse button is pressed on menu item // -------------------------------------------------------------------------------- function menu_onmousedown (n_id) { // lookup new item's object var o_item = this.a_index[n_id]; // apply mouse down style o_item.e_oelement.className = o_item.getstyle(0, 2); o_item.e_ielement.className = o_item.getstyle(1, 2); this.expand(n_id); } // -------------------------------------------------------------------------------- // menu item Class function menu_item (o_parent, n_order) { // store parameters passed to the constructor this.n_depth = o_parent.n_depth + 1; this.a_config = o_parent.a_config[n_order + (this.n_depth ? 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