背景特效 - 語法區

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聚光燈效果
<html> <head> <title></title> 將語法放在這裡 </head> <body> </body> </html>	使用說明及教學複製以下原始碼到網頁 <HEAD></HEAD> 之間 <style> TD{font-family:arial,helvetica; font-size:10pt} BODY{background-color:black} A{color:Navy; text-decoration:none} A:hover{color:red} A:visited:{color:#808080} #divExCont{position:absolute; left:-1; top:-1; clip:rect(0,0,0,0); layer-background-color:white; background-color:white} #divCircle{position:absolute; z-index:500; visibility:hidden; width:250} </style> <script> //Easy browsercheck. var n = (document.layers) ? 1:0; var ie = (document.all) ? 1:0; /**************************************************************************** Making the clipobject part **************************************************************************/ function makeObj(obj,nest,x,y){ nest=(!nest) ? '':'document.'+nest+'.' this.css=(n) ? eval(nest+'document.'+obj):eval('document.all.'+obj+'.style') this.clipIt=b_clipIt; this.clip=b_clip; this.clipTo=b_clipTo; this.obj = obj + "Object"; eval(this.obj + "=this") return this } //clip part function b_clipTo(t,r,b,l){ if(n){this.css.clip.top=t;this.css.clip.right=r;this.css.clip.bottom=b;this.css.clip.left=l }else{ this.css.clip="rect("+t+","+r+","+b+","+l+")"; } } function b_clipIt(tstop,rstop,bstop,lstop,step,fn){ if(!fn) fn=null var clipval=new Array() if(ie) { clipval=this.css.clip clipval=clipval.slice(5,clipval.length-1); clipval=clipval.split(' ') for(var i=0;i<4;i++){clipval[i]=parseInt(clipval[i])} }else{ clipval[0]=this.css.clip.top clipval[1]=this.css.clip.right clipval[2]=this.css.clip.bottom clipval[3]=this.css.clip.left } totantstep=Math.max(Math.max(Math.abs((tstop-clipval[0])/step),Math.abs((rstop-clipval[1])/step)), Math.max(Math.abs((bstop-clipval[2])/step),Math.abs((lstop-clipval[3])/step))) if(!this.clipactive) this.clip(clipval[0],clipval[1],clipval[2],clipval[3],(tstop-clipval[0])/totantstep, (rstop-clipval[1])/totantstep,(bstop-clipval[2])/totantstep, (lstop-clipval[3])/totantstep,totantstep,0, fn) } function b_clip(tcurr,rcurr,bcurr,lcurr,tperstep,rperstep,bperstep,lperstep,totantstep,antstep, fn){ tcurr=tcurr+tperstep; rcurr=rcurr+rperstep bcurr=bcurr+bperstep; lcurr=lcurr+lperstep this.clipTo(tcurr,rcurr,bcurr,lcurr) if(antstep<totantstep){ this.clipactive=true antstep++ setTimeout(this.obj+".clip("+tcurr+","+rcurr+","+bcurr+","+lcurr+","+tperstep+"," +rperstep+","+bperstep+","+lperstep+","+totantstep+","+antstep+",'"+fn+"')",50) }else{ this.clipactive=false eval(fn) } } /************************************************************************** Initiating the page and the clip objects. ****************************************************************************/ function spotInit(){ pageWidth=(n)?innerWidth:document.body.offsetWidth; pageHeight=(n)?innerHeight:document.body.offsetHeight; oExCont=new makeObj('divExCont') oExCont.clipTo(0,0,0,0) if(ie){oExCont.css.width=pageWidth+10;oExCont.css.height=pageHeight+10} oCircle=new makeObj('divCircle','divExCont') oCircle.css.visibility="visible" if(n)document.captureEvents(Event.MOUSEMOVE) document.onmousemove=moveCircle; } function moveCircle(e){ x=(n)?e.pageX:event.x;y=(n)?e.pageY:event.y oExCont.clipTo(y-100,x+100,y+100,x-100) oCircle.css.left=x-100;oCircle.css.top=y-100 } //This is being called when someone clicks the circle. function showCont(){ document.onmousemove=null oCircle.css.visibility="hidden" oExCont.clipIt(-20,pageWidth+20,pageHeight+20,-20,20) } onload=spotInit; </script> 複製以下原始碼到網頁 <BODY></BODY> 之間 <div id="divExCont"> <div id="divCircle"><a href="#" onclick="showCont(); if(ie)this.blur()"><img SRC="5-3pic.gif" BORDER=0 height=200 width=200></a></div> 沒有可以修改的地方

聚光燈效果

<html>

<head>

<title></title>

將語法放在這裡
</head>

<body>

</body>

</html>

使用說明及教學

複製以下原始碼到網頁 <HEAD></HEAD> 之間

//Easy browsercheck.
var n = (document.layers) ? 1:0;
var ie = (document.all) ? 1:0;
        
/******************************************************************************
Making the clipobject part
******************************************************************************/ 
function makeObj(obj,nest,x,y){
        nest=(!nest) ? '':'document.'+nest+'.'                                                                          
        this.css=(n) ? eval(nest+'document.'+obj):eval('document.all.'+obj+'.style')                                                                                            
        this.clipIt=b_clipIt; this.clip=b_clip;
        this.clipTo=b_clipTo;                           
        this.obj = obj + "Object";      eval(this.obj + "=this")                                                
        return this
}
//clip part
function b_clipTo(t,r,b,l){
        if(n){this.css.clip.top=t;this.css.clip.right=r;this.css.clip.bottom=b;this.css.clip.left=l
        }else{
                this.css.clip="rect("+t+","+r+","+b+","+l+")";
        }
}
function b_clipIt(tstop,rstop,bstop,lstop,step,fn){
        if(!fn) fn=null
        var clipval=new Array()
        if(ie) {
                clipval=this.css.clip
                clipval=clipval.slice(5,clipval.length-1);
                clipval=clipval.split(' ')
                for(var i=0;i<4;i++){clipval[i]=parseInt(clipval[i])}

}else{
                clipval[0]=this.css.clip.top

clipval[1]=this.css.clip.right

clipval[2]=this.css.clip.bottom

clipval[3]=this.css.clip.left

}
        totantstep=Math.max(Math.max(Math.abs((tstop-clipval[0])/step),Math.abs((rstop-clipval[1])/step)),

Math.max(Math.abs((bstop-clipval[2])/step),Math.abs((lstop-clipval[3])/step)))
        if(!this.clipactive)
                this.clip(clipval[0],clipval[1],clipval[2],clipval[3],(tstop-clipval[0])/totantstep,
                        (rstop-clipval[1])/totantstep,(bstop-clipval[2])/totantstep,
                                (lstop-clipval[3])/totantstep,totantstep,0, fn)
}
function b_clip(tcurr,rcurr,bcurr,lcurr,tperstep,rperstep,bperstep,lperstep,totantstep,antstep, fn){
        tcurr=tcurr+tperstep; rcurr=rcurr+rperstep

bcurr=bcurr+bperstep; lcurr=lcurr+lperstep

this.clipTo(tcurr,rcurr,bcurr,lcurr)
        if(antstep<totantstep){
                this.clipactive=true

antstep++
                setTimeout(this.obj+".clip("+tcurr+","+rcurr+","+bcurr+","+lcurr+","+tperstep+","
                        +rperstep+","+bperstep+","+lperstep+","+totantstep+","+antstep+",'"+fn+"')",50) 
        }else{
                this.clipactive=false

eval(fn)
        }
}
/******************************************************************************
Initiating the page and the clip objects.
******************************************************************************/ 
function spotInit(){
        pageWidth=(n)?innerWidth:document.body.offsetWidth;

pageHeight=(n)?innerHeight:document.body.offsetHeight;

oExCont=new makeObj('divExCont')
        oExCont.clipTo(0,0,0,0)
        if(ie){oExCont.css.width=pageWidth+10;oExCont.css.height=pageHeight+10}

oCircle=new makeObj('divCircle','divExCont')
        oCircle.css.visibility="visible"
        if(n)document.captureEvents(Event.MOUSEMOVE)
        document.onmousemove=moveCircle;

}
function moveCircle(e){
        x=(n)?e.pageX:event.x;y=(n)?e.pageY:event.y

oExCont.clipTo(y-100,x+100,y+100,x-100)
        oCircle.css.left=x-100;oCircle.css.top=y-100

}
//This is being called when someone clicks the circle.
function showCont(){
        document.onmousemove=null

oCircle.css.visibility="hidden"
        oExCont.clipIt(-20,pageWidth+20,pageHeight+20,-20,20)
}

onload=spotInit;

</script>

複製以下原始碼到網頁 <BODY></BODY> 之間
<div id="divExCont"> <div id="divCircle"><a href="#" onclick="showCont(); if(ie)this.blur()"><img SRC="5-3pic.gif" BORDER=0 height=200 width=200></a></div>

沒有可以修改的地方

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