JAVA游戏大综合及各种特效,初学者比较有用

				右键菜单的淡入淡出效果
				
				
								var intDelay=1; //设置菜单显示速度，越大越慢
				var intInterval=20; //每次更改的透明度 
				function showmenuie5(){
				var rightedge=document.body.clientWidth-event.clientX
				var bottomedge=document.body.clientHeight-event.clientY
				if (rightedge				ie5menu.style.left=document.body.scrollLeft+event.clientX-ie5menu.offsetWidth
				else
				ie5menu.style.left=document.body.scrollLeft+event.clientX
				if (bottomedge				ie5menu.style.top=document.body.scrollTop+event.clientY-ie5menu.offsetHeight
				else
				ie5menu.style.top=document.body.scrollTop+event.clientY
				ie5menu.style.visibility="visible"
				//ie5menu.style.visibility=""
				ie5menu.filters.alpha.opacity=0
				GradientShow()
				return false
				}
				function hidemenuie5(){
				//ie5menu.style.visibility="hidden"
				GradientClose()
				}
				function highlightie5(){
				if (event.srcElement.className=="menuitems"){
				event.srcElement.style.backgroundColor="highlight"
				event.srcElement.style.color="white"
				}
				}
				function lowlightie5(){
				if (event.srcElement.className=="menuitems"){
				event.srcElement.style.backgroundColor=""
				event.srcElement.style.color="#000000"
				}
				} 
				function jumptoie5(){
				if (event.srcElement.className=="menuitems"){
				if (event.srcElement.url != ''){
				if (event.srcElement.getAttribute("target")!=null)
				window.open(event.srcElement.url,event.srcElement.getAttribute("target"))
				else
				window.location=event.srcElement.url
				}
				}
				} 
				
				function GradientShow() //实现淡入的函数 
				{ 
				ie5menu.filters.alpha.opacity+=intInterval 
				if (ie5menu.filters.alpha.opacity				} 
				
				function GradientClose() //实现淡出的函数 
				{ 
				ie5menu.filters.alpha.opacity-=intInterval 
				if (ie5menu.filters.alpha.opacity>0) { 
				  setTimeout("GradientClose()",intDelay) 
				  } 
				else { 
				  ie5menu.style.visibility="hidden"
				  } 
				} 
				
				function ChangeBG() //改变菜单项的背景颜色，这里的两种颜色值可以改为你需要的 
				{ 
				oEl=event.srcElement 
				if (oEl.style.background!="navy") { 
				   oEl.style.background="navy" 
				   } 
				   else { 
				   oEl.style.background="#cccccc" 
				   } 
				} 
				// -->
				 
				
				
				.cMenu {
				FILTER: alpha(opacity=0);BACKGROUND-COLOR: #D6D3CE;BORDER-BOTTOM: #666666 2px solid; BORDER-LEFT: #E4E4E4 2px solid; BORDER-RIGHT: #666666 2px solid; BORDER-TOP: #E4E4E4 2px solid; COLOR: #000000; CURSOR: default; FONT-SIZE: 9pt; color:#000000;FONT-WEIGHT: normal; LINE-HEIGHT: 20px; POSITION: absolute; VISIBILITY: hidden; WIDTH: 110px
				}
				.menuitems {
				font-size:9pt;
				MARGIN: 2px;
				PADDING-BOTTOM: 0px;
				    PADDING-LEFT: 15px;
				    PADDING-RIGHT: 3px;
				    PADDING-TOP: 0px;
				}
				 
				
				
				
				
				
				
												onmouseover=highlightie5()> 
				
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								function click_obj(id){
				switch(id){
				case 0: 
				history.back()
				break
				case 1:
				history.forward()
				break
				case 2:
				window.location.reload()
				break
				case 3:
				window.external.AddFavorite(location.href, document.title)
				break
				case 4:
				window.location = "view-source:" + window.location.href
				break
				case 5:
				document.all.WebBrowser.ExecWB(10,2)
				break
				}
				} 
				
				if (document.all&&window.print){
				ie5menu.className="cMenu"
				document.oncontextmenu=showmenuie5
				document.body.onclick=hidemenuie5
				}
				//-->