淡入淡出文字的javacode

// -1 this.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.ie6 this.mac=this.agent.indexOf("Mac")>-1 this.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() /*************************************************************************** Use the style tag to change the placement and width of the layers. If you are trying to place this into a table cell or something make the position of the divNewsCont layer relative...Remeber that that might crash Netscape 4 though, Good luck! ********************************************************************************/ /**** Variables to set ****/ //How do you want the script to work? //0 = Fade in - Fade out //1 = Slide in - Fade out //2 = Random nWorks = 0 //If you use the slide set these variables: nSlidespeed = 5 //in px nNewsheight = 80 //This is how long down it should start the slide. nBetweendelay = 1000 //The delay before fading out. nFont = 'arial,helvetiva' //The font for the news. nFontsize = 22 //Font size in pixel. nFadespeed = 100 //The speed to fade in, in milliseconds. //Set the colors, first color is same as background, last color is the color it stops at: //You can have as many colors you want nColor=new Array('#FFFFFF', '#EEEEEE','#CCCCCC','#999999','#666666','#333333','#000000') //This is the news you wanna have, set the link and the text. If you don't wan't it to link anywhere //use a # as the link nNews=new Array() //Copy there three lines and change the info and numbers to get more news. nNews[0]=new Array() nNews[0]["text"]="Enjoy this script!" nNews[0]["link"]="/" nNews[1]=new Array() nNews[1]["text"]="Dynamic HTML scripts can be found here! Javascripts.com" nNews[1]["link"]="http://www.javascripts.com" nNews[2]=new Array() nNews[2]["text"]="Search the my site here!" nNews[2]["link"]="http://www.shvaika.ic.ck.ua" /******************************************************************************** Object code...Object constructors and functions... ********************************************************************************/ function makeNewsObj(obj,nest,font,size,color,news,fadespeed,betweendelay,slidespeed,works,newsheight){ nest=(!nest) ? "":'document.'+nest+'.' this.css=bw.dom? document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+"document.layers." +obj):0; this.writeref=bw.dom? document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+"document.layers." +obj+".document"):0; if(font){this.color=new Array(); this.color=eval(color); this.news=new Array(); this.news=eval(news) this.font=font; this.size=size; this.speed=fadespeed; this.delay=betweendelay; this.newsheight=newsheight; this.fadeIn=b_fadeIn;this.fadeOut=b_fadeOut; this.newsWrite=b_newsWrite; this.y=1 this.slideIn=b_slideIn; this.moveIt=b_moveIt; this.slideSpeed=slidespeed; this.works=works if(bw.dom || bw.ie4){this.css.fontFamily=this.font; this.css.fontSize=this.size; this.css.color=this.color[0]} } this.obj = obj + "Object"; eval(this.obj + "=this"); return this } // A unit of measure that will be added when setting the position of a layer. var px = bw.ns4||window.opera?"":"px"; function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x+px; this.css.top=this.y+px;} function b_newsWrite(num,i){ if (bw.ns4){ this.writeref.write(" " +" "+this.news[num]['text']+" ") this.writeref.close() }else this.writeref.innerHTML = ' '+this.news[num]['text']+' ' } //Slide in function b_slideIn(num,i){ if (this.y>0){ if (i==0){this.moveIt(0,this.newsheight); this.newsWrite(num,this.color.length-1)} this.moveIt(this.x,this.y-this.slideSpeed) i ++ setTimeout(this.obj+".slideIn("+num+","+i+");",50) }else setTimeout(this.obj+".fadeOut("+num+","+(this.color.length-1)+")",this.delay) } //The fade functions function b_fadeIn(num,i){ if (i =0){ if (i==0 || bw.ns4) this.newsWrite(num,i) else{ obj = bw.ie4?eval(this.obj+"link"):document.getElementById(this.obj+"link") obj.style.color = this.color[i] } i -- setTimeout(this.obj+".fadeOut("+num+","+i+")",this.speed) }else{ num ++ if(num==this.news.length) num=0 works = !this.works?0:this.works==1?1:Math.round(Math.random()) if(works==0) setTimeout(this.obj+".fadeIn("+num+",0)",500) else if (works==1){this.y=1; setTimeout(this.obj+".slideIn("+num+",0)",500) } } } /******************************************************************************************** The init function. Calls the object constructor and set some properties and starts the fade *********************************************************************************************/ function fadeInit(){ oNews = new makeNewsObj('divNews','divNewsCont',nFont,nFontsize,"nColor","nNews",nFadespeed,nBetweendelay,nSlidespeed,nWorks,nNewsheight) oNewsCont = new makeNewsObj('divNewsCont') works = !oNews.works?0:oNews.works==1?1:Math.round(Math.random()) if (works==0) oNews.fadeIn(0,0) else if (works==1) oNews.slideIn(0,0) oNewsCont.css.visibility = "visible" } //Calls the init function on pageload. if(bw.bw) onload = fadeInit // ]]> Default text; this is the text that 3.x browsers will see. You can have lots of text here instead. Or, you can use a script to write in text only if it's Netscape 4 (you have to do that so that the layer gets some content or the written in text won't show correctly).

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淡入淡出文字的javacode

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