红色小方块单击爆炸式展开的菜单代码
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红色小方块单击爆炸式展开的菜单代码
小編覺得挺不錯的,現在分享給大家,幫大家做個參考.
代碼簡介：不知道能給它起個什么名字，就叫做“爆炸式菜單”吧，因為它的效果很像是爆炸開了，鼠標點擊后會以一個五角星為基準單元依次展開，可以有多次，像鏈式表一樣。
代碼內容：
<html> <head> <title>紅色小方塊單擊爆炸式展開的菜單代碼_網頁代碼站(www.webdm.cn)</title> </head> <body> <style type="text/css"> .dot { position: absolute; width: 6; height: 6; visibility: hidden; background-color: red; font-size: 1px; cursor: pointer; cursor: hand; z-index: 100 } .dotoff { position: absolute; width: 6; height: 6; visibility: hidden; background-color: gray; font-size: 1px; cursor:default; z-index: 100} .dotempty { position: absolute; width: 6; height: 6; visibility: hidden; background-color: orange; font-size: 1px; cursor: pointer; cursor: hand; zindex: 100 } .caption { position: absolute; visibility: hidden; font-family: Tahoma; color: black; font-size: 11px; text-align: Center; cursor: default; z-index: 1 }body { margin: 0px; background-color: white; } a { color: silver; text-decoration: none } p { font-size: 10px; font-family: tahoma; color: black } </style> <script language="Javascript" type="text/javascript"> function lib_bwcheck(){ //Browsercheck (needed)this.ver=navigator.appVersionthis.agent=navigator.userAgentthis.dom=document.getElementById?1:0this.opera5=this.agent.indexOf("Opera 5")>-1this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;this.ie4=(document.all && !this.dom && !this.opera5)?1:0;this.ie=this.ie4||this.ie5||this.ie6this.mac=this.agent.indexOf("Mac")>-1this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; this.ns4=(document.layers && !this.dom)?1:0;this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)return this } var bw=new lib_bwcheck() </script> <script language="javascript1.2" type="text/javascript"> <!-- function getObjectRef(name) {if(document.getElementById) return document.getElementById(name);else if(document.all) return document.all[name];else return null; }function show(name) {var el = getObjectRef(name);if(el) el.style.visibility = "visible"; } function hide(name) {var el = getObjectRef(name);if(el) el.style.visibility = "hidden"; } function getWidth(name) {var el = getObjectRef(name);return el.offsetWidth; } function getHeight(name) {var el = getObjectRef(name);return el.offsetHeight; } function moveMe(name,x,y) {var el = getObjectRef(name);if(el) { el.style.top = parseInt(y); el.style.left = parseInt(x); } } function moveBy(name,x,y) {var el = getObjectRef(name);if(el) { el.style.top = parseInt(el.style.top) + parseInt(y); el.style.left = parseInt(el.style.left) + parseInt(x); } }// Creates the menu objects //========================== var menuCount = 0; function menuObject(name,x,y,caption, r, parent) {if ( (!document.getElementById&&!document.all) || navigator.userAgent.indexOf("Opera")>-1) return;document.write('<div id="divDot' + menuCount + '" class="dotempty" style="top: ' + y + '; left: ' + x + '"></div>');document.write('<div id="divCap' + menuCount + '" class="caption" style="top: 0; left: 0">' + caption + '</div>');this.name = name;this.parent = parentthis.ref = "divDot" + menuCount;this.caption = "divCap" + menuCountif(r) this.radius = r;else this.radius = 400;this.subMenus = new Array();this.state = 0;this.moving = false;if(this.parent) this.action = "null";else this.action = "toggle";if(this.parent) this.startAngle = parent.startAngle;else this.startAngle = 0;getObjectRef(this.ref).objRef = this.name;this.show = function() { show(this.ref); }this.hide = function() { hide(this.ref); }this.moveMe = function(x,y) { if(this.parent) { x += this.parent.x(); y += this.parent.y(); } moveMe(this.ref,x,y); }this.moveBy = function(x,y) { moveBy(this.ref,x,y); }this.x = function() { return parseInt(getObjectRef(this.ref).style.left); }this.y = function() { return parseInt(getObjectRef(this.ref).style.top); }this.w = function() { return getWidth(this.ref); }this.h = function() { return getHeight(this.ref); }this.showCaption = function() {moveMe(this.caption, this.x() - (getWidth(this.caption)/2) + (this.w()/2), (this.y() + this.h()));show(this.caption);}this.hideCaption = function() {hide(this.caption);}this.setCaption = function(c) { getObjectRef(this.caption).innerHTML = c;}this.addItem = function(c,action,r) {getObjectRef(this.ref).className = "dot";if(!r) r = this.radius/2;var sub = new menuObject(this.name + ".subMenus[" + this.subMenus.length + "]",0,0,c,r,this);sub.parent = this;sub.action = action;sub.moveMe(0,0);this.subMenus[this.subMenus.length] = sub;return sub;}this.expand = function() {if(this.subMenus.length > 0) {var p = true;if(this.parent) {p = !this.parent.moving;for(var i=0; i<this.parent.subMenus.length;i++)p = p && ((this.parent.subMenus[i].state==0) || (this.parent.subMenus[i].state==this.parent.subMenus[i].subMenus.length)) && (this.parent.subMenus[i].moving==false);} else var o = false;if((!this.parent || this.parent.state == this.parent.subMenus.length) && p) {if(this.parent) this.collapseAll(this.name);var diff = 360 / this.subMenus.length;for(var i=0;i<this.subMenus.length;i++){this.subMenus[i].moveMe(0,0);this.subMenus[i].show();this.moving = true;this.subMenus[i].slide(this.subMenus[i].radius * cos(degToRad((diff*i)+this.startAngle)), this.subMenus[i].radius * sin(degToRad((diff*i)+this.startAngle)), this.name + ".subMenus[" + i + "].showCaption();" + this.name + ".moving=false;" + this.name + ".state+=1;");}if(this.parent){getObjectRef(this.parent.ref).style.filter = "alpha (opacity=33)";getObjectRef(this.parent.ref).style.MozOpacity = "33%";getObjectRef(this.parent.ref).className = "dotoff";getObjectRef(this.parent.caption).style.filter = "alpha (opacity=33)";getObjectRef(this.parent.caption).style.MozOpacity = "33%";for(i=0;i<this.parent.subMenus.length;i++) {getObjectRef(this.parent.subMenus[i].ref).style.filter = "alpha (opacity=66)";getObjectRef(this.parent.subMenus[i].ref).style.MozOpacity = "66%";getObjectRef(this.parent.subMenus[i].caption).style.filter = "alpha (opacity=66)";getObjectRef(this.parent.subMenus[i].caption).style.MozOpacity = "66%"; }if(this.parent.parent) {for(i=0;i<this.parent.parent.subMenus.length;i++) {getObjectRef(this.parent.parent.subMenus[i].ref).style.filter = "alpha (opacity=33)";getObjectRef(this.parent.parent.subMenus[i].ref).style.MozOpacity = "33%";getObjectRef(this.parent.parent.subMenus[i].ref).className = "dotoff";getObjectRef(this.parent.parent.subMenus[i].caption).style.filter = "alpha (opacity=33)"; getObjectRef(this.parent.parent.subMenus[i].caption).style.MozOpacity = "33%";}getObjectRef(this.parent.parent.ref).style.MozOpacity = "33%";getObjectRef(this.parent.parent.ref).style.MozOpacity = "33%";getObjectRef(this.parent.parent.ref).className = "dotoff";}}getObjectRef(this.ref).style.filter = "alpha (opacity=66)";getObjectRef(this.caption).style.filter = "alpha (opacity=66)"; getObjectRef(this.ref).style.MozOpacity = "66%";getObjectRef(this.caption).style.MozOpacity = "66%"; }} }this.collapse = function() {var p = true;p = !this.moving;for(var i=0; i<this.subMenus.length;i++)p = p && (this.subMenus[i].state==0) && (this.subMenus[i].moving==false);if(p && this.subMenus.length > 0) {for(var i=0;i<this.subMenus.length;i++){this.subMenus[i].hideCaption();this.moving = true;this.subMenus[i].slide(0, 0, this.name + ".subMenus[" + i + "].hide();" + this.name + ".moving=false;" + this.name + ".state-=1;");}if(this.parent){getObjectRef(this.parent.ref).style.filter = "alpha (opacity=66)";getObjectRef(this.parent.ref).style.MozOpacity = "66%";if(this.parent.subMenus.length != 0)getObjectRef(this.parent.ref).className = "dot";elsegetObjectRef(this.parent.ref).className = "dotempty";getObjectRef(this.parent.caption).style.filter = "alpha (opacity=66)";getObjectRef(this.parent.caption).style.MozOpacity = "66%";for(i=0;i<this.parent.subMenus.length;i++) {getObjectRef(this.parent.subMenus[i].ref).style.filter = "alpha (opacity=100)";getObjectRef(this.parent.subMenus[i].ref).style.MozOpacity = "100%";if(this.parent.subMenus[i].subMenus.length != 0) getObjectRef(this.parent.subMenus[i].ref).className = "dot";elsegetObjectRef(this.parent.subMenus[i].ref).className = "dotempty";getObjectRef(this.parent.subMenus[i].caption).style.filter = "alpha (opacity=100)"; getObjectRef(this.parent.subMenus[i].caption).style.MozOpacity = "100%";}if(this.parent.parent) {for(i=0;i<this.parent.parent.subMenus.length;i++) {getObjectRef(this.parent.parent.subMenus[i].ref).style.filter = "alpha (opacity=66)";getObjectRef(this.parent.parent.subMenus[i].ref).style.MozOpacity = "66%";if(this.parent.parent.subMenus[i].subMenus.length != 0)getObjectRef(this.parent.parent.subMenus[i].ref).className = "dot";elsegetObjectRef(this.parent.parent.subMenus[i].ref).className = "dotempty";getObjectRef(this.parent.parent.subMenus[i].caption).style.filter = "alpha (opacity=66)"; getObjectRef(this.parent.parent.subMenus[i].caption).style.MozOpacity = "66%";}}}getObjectRef(this.ref).style.filter = "alpha (opacity=100)";getObjectRef(this.caption).style.filter = "alpha (opacity=100)"; getObjectRef(this.ref).style.MozOpacity = "100%";getObjectRef(this.caption).style.MozOpacity = "100%";}}this.collapseAll = function(except) {for(var i=0;i<this.parent.subMenus.length;i++) {if(this.parent.subMenus[i].name!=except && this.parent.subMenus[i].state==this.parent.subMenus[i].subMenus.length) {this.parent.subMenus[i].collapse();} }}this.toggle = function(e) {if(document.all) id = window.event.srcElement;else id = e.target;var dot = eval(id.objRef);if(dot.state==0 && !dot.moving) dot.expand();else if(dot.state==dot.subMenus.length && !dot.moving) dot.collapse()}this.doAction = function(e) {if(document.all) id = window.event.srcElement;else id = e.target;var dot = eval(id.objRef);if(dot.action == "toggle") dot.toggle(e);else eval(dot.action);}getObjectRef(this.ref).onmouseup = this.doAction;this.slide = function(xx,yy,func) {if(!func) func = "";var px = this.parent.x();var py = this.parent.y();var x = xx - this.x() + px;var y = yy - this.y() + py;var d = sqrt(square(xx-this.x() + px) + square(yy-this.y() + py));var v = d/8;if(v<1) v = 1;if( (Math.abs(x) < v) && (Math.abs(y) < v) ) {moveMe(this.ref,xx + px,yy + py); if(func != "") eval(func);} else { var a = round(atan(x,y));dx = round(v * cos(degToRad(a)));dy = round(v * sin(degToRad(a)));this.moveBy(dx,dy);setTimeout(this.name + ".slide(" + xx + "," + yy + ", '" + func + "');",10); }}if (menuCount==0 && document.all) document.all[this.ref].style.filter = "alpha (opacity=100)";menuCount++;return this; }var pi = Math.PI; function square(x) { return (x*x); } function sqrt(x) { return Math.sqrt(x); } function round(x) { return Math.round(x); } function rand(x,y) { return (round(Math.random()*(y-x)) + x); } function cos(x) { return Math.cos(x) } function sin(x) { return Math.sin(x) } function degToRad(x) { return ( x/(360/(2*pi)) ); } function radToDeg(x) { return ( x*(360/(2*pi)) ); } function atan(s,t) {if( s == 0.0 && t > 0.0)angle = 90.0;else if(s == 0.0 && t < 0.0) angle = 270.0;else if (s < 0.0 ) angle = 180.0 + radToDeg(Math.atan(t/s));else if (s > 0.0 && t < 0.0)angle = 360.0 + radToDeg(Math.atan(t/s));else {if(s==0.0) s=0.00001;angle = radToDeg(Math.atan(t/s));}if(angle < 0.0) angle += 360.0;return angle; }if(document.all) pageWidth = document.body.offsetWidth-20; else pageWidth = innerWidth; if(document.all) pageHeight = document.body.offsetHeight-4; else pageHeight = innerHeight;var menu = new menuObject("menu",pageWidth/2,pageHeight/2,"DhtmlCentral Site Map",pageHeight/2); menu.startAngle = -90; menu.show(); menu.showCaption();menu.addItem("news","window.open('/news')"); menu.addItem("scripts","toggle"); menu.addItem("tutorials","toggle"); menu.addItem("forums","toggle"); menu.addItem("resources","toggle");menu.subMenus[1].addItem("FoldOutMenu","window.open('/script/script22.asp')"); menu.subMenus[1].addItem("Loading Bar","window.open('/script/script17.asp')"); menu.subMenus[1].addItem("Window script","window.open('/script/script16.asp')"); menu.subMenus[1].addItem("PageSlideFade","window.open('/script/script15.asp')"); menu.subMenus[1].addItem("Circle Menu","window.open('/script/script14.asp')"); menu.subMenus[1].addItem("Annimation Intro","window.open('/script/script9.asp')"); menu.subMenus[1].addItem("NewsSlideFade","window.open('/script/script10.asp')"); menu.subMenus[1].addItem("Other scripts","window.open('/script/')");menu.subMenus[2].addItem("scripting for vs5 browsers","window.open('/tutorials/tutorial5.asp')"); menu.subMenus[2].addItem("Makeing a Dhtml script","window.open('/tutorials/tutorial6.asp')"); menu.subMenus[2].addItem("Filters & Transitions","window.open('/tutorials/tutorial4.asp')"); menu.subMenus[2].addItem("Dhtml Library","window.open('/tutorials/tutorial3.asp')"); menu.subMenus[2].addItem("Document Size","window.open('/tutorials/tutorial2.asp')"); menu.subMenus[2].addItem("Dhtml Intro","window.open('/tutorials/tutorial1.asp')"); menu.subMenus[3].addItem("Forum listings","window.open('/forums')"); menu.subMenus[3].addItem("Cool Sites","window.open('/forums/forum.asp?FORUM_ID=1&CAT_ID=1&Forum_Title=Cool+sites')"); menu.subMenus[3].addItem("CoolMenus","window.open('/forums/forum.asp?FORUM_ID=2&CAT_ID=1&Forum_Title=CoolMenus')"); menu.subMenus[3].addItem("Cross Browser","window.open('/forums/forum.asp?FORUM_ID=3&CAT_ID=1&Forum_Title=Crossbrowser+DHTML')"); menu.subMenus[3].addItem("scripts","window.open('/forums/forum.asp?FORUM_ID=4&CAT_ID=1&Forum_Title=DHTML+scripts')"); menu.subMenus[3].addItem("General","window.open('/forums/forum.asp?FORUM_ID=6&CAT_ID=1&Forum_Title=General+DHTML+issues')"); menu.subMenus[3].addItem("Off-Topic","window.open('/forums/forum.asp?FORUM_ID=9&CAT_ID=1&Forum_Title=Off%2Dtopic')"); c = menu.subMenus[4].addItem("Cool Sites","toggle"); c.startAngle = 15; menu.subMenus[4].addItem("Portals","window.open('/resources/default.asp?catid=7&cattitle=Portals')"); menu.subMenus[4].addItem("script Sites","window.open('/resources/default.asp?catid=1&cattitle=script+sites')"); menu.subMenus[4].addItem("Tutorials &<br>References","toggle"); menu.subMenus[4].subMenus[0].addItem("Comercial Sites","window.open('/resources/default.asp?catid=5&cattitle=Commercial+sites')"); menu.subMenus[4].subMenus[0].addItem("Personal Sites","window.open('/resources/default.asp?catid=6&cattitle=Personal+sites')"); menu.subMenus[4].subMenus[0].addItem("Experimental Projects","window.open('/resources/default.asp?catid=4&cattitle=Experimental+projects')"); menu.subMenus[4].subMenus[3].addItem("References","window.open('/resources/default.asp?catid=8&cattitle=References')"); menu.subMenus[4].subMenus[3].addItem("Tutorials & Articles","window.open('/resources/default.asp?catid=9&cattitle=Tutorials+and+Articles')"); //--></script> </body> </html> </span> <br> <p><a href="http://www.webdm.cn">網頁代碼站</a> - 最專業的代碼下載網站 - 致力為中國站長提供有質量的代碼！</p>代碼來自：http://www.webdm.cn/webcode/1057e85d-a7b0-4a69-961e-353419e56e4f.html
轉載于:https://www.cnblogs.com/webdm/archive/2011/04/02/2002997.html
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