文字变幻不断缩放的按钮_网页背景按钮特效

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文字变幻不断缩放的按钮

把如下代码复制到<body>与</body>之间

<STYLE>
  .stHeadliner {font-family: lucida console, courier new, monospace;
                font-size: 18pt;
                font-weight: bold;
                font-style: italic;
                background: red;
                color: white}

</STYLE>

<!-- start hide
// Delay in milliseconds for the growing headliner
growWait=90

// Delay in milliseconds for the expanding headliner
expandWait=120

// Delay in milliseconds for the scrolling headliner
scrollWait=100

// Number of characters in scrolling zone for the scrolling headliner
scrollWidth=40

// Number of lines, specify as much as you want to use
lineMax=4
lines=new Array(lineMax)

// Define the lines (Text to display, url, effect, time to wait)
lines[1]=new Line("国内最好的网页特效站---网页特效库", "http://www.butong.net", Expand, 2000)
lines[2]=new Line("网页特效库Butong.net", "http://www.butong.net", Scroll, 1000)
lines[3]=new Line("网页特效库Butong.net", "http://www.butong.net", Static, 2000)
lines[4]=new Line("给我写信吧!", "mailto:www_butong_net@yahoo.com.cn?subject=你好&cc=webmaster@javascript2000.com", Grow, 2000)

// Some other variables (just don't change)
lineText=""
timerID=null
timerRunning=false
spaces=""
charNo=0
charMax=0
charMiddle=0
lineNo=0
lineWait=0

// Define line object
function Line(text, url, type, wait) {
        this.text=text
        this.url=url
        this.Display=type
        this.wait=wait
}

// Fill a string with n chars c
function StringFill(c, n) {
        s=""
        while (--n >= 0) {
                s+=c
        }
        return s
}

function Static() {
        document.formDisplay.buttonFace.value=this.text
        timerID=setTimeout("ShowNextLine()", this.wait)
}

function Grow() {
        lineText=this.text
        lineWait=this.wait
        charMax=lineText.length
        TextGrow()
}

function TextGrow() {
        if (charNo <= charMax) {
                document.formDisplay.buttonFace.value=lineText.substring(0, charNo)
                charNo++
                timerID=setTimeout("TextGrow()", growWait)
        }
        else {
                charNo=0
                timerID=setTimeout("ShowNextLine()", lineWait)
        }
}

function Expand() {
        lineText=this.text
        charMax=lineText.length
        charMiddle=Math.round(charMax / 2)
        lineWait=this.wait
        TextExpand()
}

function TextExpand() {
        if (charNo <= charMiddle) {
                document.formDisplay.buttonFace.value=lineText.substring(charMiddle - charNo, charMiddle + charNo)
                charNo++
                timerID=setTimeout("TextExpand()", expandWait)
        }
        else {
                charNo=0
                timerID=setTimeout("ShowNextLine()", lineWait)
        }
}

function Scroll() {
        spaces=StringFill(" ", scrollWidth)
        lineText=spaces+this.text
        charMax=lineText.length
        lineText+=spaces
        lineWait=this.wait
        TextScroll()
}

function TextScroll() {
        if (charNo <= charMax) {
                document.formDisplay.buttonFace.value=lineText.substring(charNo, scrollWidth+charNo)
                charNo++
                timerID=setTimeout("TextScroll()", scrollWait)
        }
        else {
                charNo=0
                timerID=setTimeout("ShowNextLine()", lineWait)
        }
}

function StartHeadliner() {
        StopHeadliner()
        timerID=setTimeout("ShowNextLine()", 1000)
        timerRunning=true
}

function StopHeadliner() {
        if (timerRunning) {
                clearTimeout(timerID)
                timerRunning=false
        }
}

function ShowNextLine() {
        (lineNo < lineMax) ? lineNo++ : lineNo=1
        lines[lineNo].Display()
}

function GotoUrl(url)
{
        top.location.href=url
}
// end hide -->

</SCRIPT>

<BODY>

修改<body>标签为

使用说明：代码中"backgriund"的值为按钮背景的颜色，"color"的值为按钮文字的颜色，"font-size"的值为按钮文字的大小(文字大小也就决定按钮的大小)，这些属性可自行修改，"lines[1]"至"lines[4]"为按钮文字不断变换的内容、链接和变换的相隔时间，默认的交换时间值为1000，其中Expand、Scroll、Static、Grow为按钮变换的方式，可先察看效果，再根据需要修改这些值。

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