005

说明：	几张图片的轮换显示，转换时非常平滑，实用效果
状态:
代码：	脚本说明: 把如下代码加入<body>区域中 <script language="JavaScript1.2"> var slideshow_width=140 //SET IMAGE WIDTH var slideshow_height=225 //SET IMAGE HEIGHT var pause=3000 //SET PAUSE BETWEEN SLIDE (3000=3 seconds) var fadeimages=new Array() //SET IMAGE PATHS. Extend or contract array as needed fadeimages[0]="photo1.jpg" fadeimages[1]="photo2.jpg" fadeimages[2]="photo3.jpg" ////NO need to edit beyond here///////////// var preloadedimages=new Array() for (p=0;p<fadeimages.length;p++){ preloadedimages[p]=new Image() preloadedimages[p].src=fadeimages[p] } var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1 var dom=document.getElementById&&navigator.userAgent.indexOf("Opera")==-1 if (ie4\|\|dom) document.write('<div style="position:relative;width:'+slideshow_width+';height:'+slideshow_height+';overflow:hidden"><div id="canvas0" style="position:absolute;width:'+slideshow_width+';height:'+slideshow_height+';top:0;filter:alpha(opacity=10);-moz-opacity:10"></div><div id="canvas1" style="position:absolute;width:'+slideshow_width+';height:'+slideshow_height+';top:0;filter:alpha(opacity=10);-moz-opacity:10"></div></div>') else document.write('<img name="defaultslide" src="'+fadeimages[0]+'">') var curpos=10 var degree=10 var curcanvas="canvas0" var curimageindex=0 var nextimageindex=1 function fadepic(){ if (curpos<100){ curpos+=10 if (tempobj.filters) tempobj.filters.alpha.opacity=curpos else if (tempobj.style.MozOpacity) tempobj.style.MozOpacity=curpos/100 } else{ clearInterval(dropslide) nextcanvas=(curcanvas=="canvas0")? "canvas0" : "canvas1" tempobj=ie4? eval("document.all."+nextcanvas) : document.getElementById(nextcanvas) tempobj.innerHTML='<img src="'+fadeimages[nextimageindex]+'">' nextimageindex=(nextimageindex<fadeimages.length-1)? nextimageindex+1 : 0 setTimeout("rotateimage()",pause) } } function rotateimage(){ if (ie4\|\|dom){ resetit(curcanvas) var crossobj=tempobj=ie4? eval("document.all."+curcanvas) : document.getElementById(curcanvas) crossobj.style.zIndex++ var temp='setInterval("fadepic()",50)' dropslide=eval(temp) curcanvas=(curcanvas=="canvas0")? "canvas1" : "canvas0" } else document.images.defaultslide.src=fadeimages[curimageindex] curimageindex=(curimageindex<fadeimages.length-1)? curimageindex+1 : 0 } function resetit(what){ curpos=10 var crossobj=ie4? eval("document.all."+what) : document.getElementById(what) if (crossobj.filters) crossobj.filters.alpha.opacity=curpos else if (crossobj.style.MozOpacity) crossobj.style.MozOpacity=curpos/100 } function startit(){ var crossobj=ie4? eval("document.all."+curcanvas) : document.getElementById(curcanvas) crossobj.innerHTML='<img src="'+fadeimages[curimageindex]+'">' rotateimage() } if (ie4\|\|dom) window.onload=startit else setInterval("rotateimage()",pause) </script>