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左右交叉合并导航效果
中国素材网 www.sucai86.com 2007-8-14 2:41:03 流量数:
导航效果
[查看演示]  源码如下
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<html>

<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>网页特效代码|JsCode.CN|---左右交叉合并导航效果</title>

</head>

<BODY onload=initiate()>

<script>

<!-- Beginning of JavaScript -

// Edit your messages. You can add as many messages a you like.

var message = new Array()

message[0]="欢迎光临国内最大的新闻站点---新浪网!"

message[1]="欢迎光临国内最大的综合性站点---网易!"

message[2]="欢迎光临国内最大的搜索引擎站点---搜狐!"

message[3]="欢迎光临国内最大的游戏站点---第九城市!"



// The links of your messages. Be sure that you configure as many links as messages.

// If don't want to link your messages write '#' instead of an URL (see last sample).

var messageurl = new Array()

messageurl[0]="http://../www.sina.com.cn/default.htm"

messageurl[1]="http://../www.163.com/default.htm"

messageurl[2]="http://../www.sohu.com/default.htm"

messageurl[3]="http://../www.the9.com/default.htm"





var messagetarget=new Array()

messagetarget[0]="_blank"

messagetarget[1]="_blank"

messagetarget[2]="_blank"

messagetarget[3]="_blank"

// The width of your textbox (pixels).

// Be sure that 'textwidth' is slightly bigger than the 'width' configured inside the stylesheet

var textwidth=260



// The height of your textbox (pixels)

// Be sure that 'textheight' is slightly bigger than the 'height' configured inside the stylesheet

var textheight=75



// Final horizontal position of the textbox: distance to the left margin of the window (pixels)

// IMPORTANT:

// if you want to center the textbox in the middle of the browser-window then write -1.

// If you want to place the textbox on an absolute position

// then write the number (for instance 223).

var x_finalpos=-1



// Final vertical position of the textbox: distance to the top margin of the window

var y_finalpos=20



// Total number of textslices

var textslices=10



// Standstill of textbox (seconds)

var pausetext=5



// Speed of horizontal gliding

var step=10

var pause=40



// Do not edit the variables below this line

var x_rightspans=0

var x_leftspans=0

var marginright

var marginleft

var height_slice=Math.floor(textheight/textslices)

var cliptop=0

var clipbottom=cliptop+height_slice

var clipleft=0

var clipright=textwidth

var spannummer=0

var spannrbefore=0

var i_message=0

pausetext=pausetext*1000



function initiate() {

if (document.all) {

if (x_finalpos==-1) {

x_finalpos=Math.floor(document.body.clientWidth/2)-Math.floor(textwidth/2)

}

changemessage()

}

}



function changemessage() {

for (i=0;i<=textslices-1;i++) {

var thisspan=eval("span"+i)

thisspan.innerHTML="<a href='"+messageurl[i_message]+"' target='blank'>"+message[i_message]+"</a>"

}

gostartposition()

}



function gostartposition() {

for (i=0;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft=marginright

}

for (i=1;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft=marginleft

}

moveslices_IE()

}





function moveslices_IE() {

if (x_rightspans==0 || x_leftspans==0) {

if (x_rightspans==0) {

for (i=0;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft-=step

}

if (thisspan.posLeft<=x_finalpos) {

x_rightspans=1

for (i=0;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft=x_finalpos

}

}

}

if (x_leftspans==0) {

for (i=1;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft+=step

}

if (thisspan.posLeft>=x_finalpos) {

x_leftspans=1

for (i=1;i<=textslices-1;i+=2) {

var thisspan=eval("document.all.span"+i+".style")

thisspan.posLeft=x_finalpos

}

}

}

var timer=setTimeout("moveslices_IE()",pause)

}

else {

clearTimeout(timer)

x_rightspans=0

x_leftspans=0

i_message++

if (i_message > message.length-1) {

i_message=0

}

var timer=setTimeout("changemessage()",pausetext)

}

}



// - End of JavaScript - -->

</script>

<style>

A {

color : red;

text-decoration : none

}

A:hover {

color : white;

text-decoration : none

}

.textbox {

font-size : 18;

font-family : Verdana;

font-style : normal;

color : red;

border-width : 4;

text-align : center;

background-color : blue;

border-style : solid;

padding : 5;

height : 65;

width : 250;

overflow : clip;

font-weight : bold;

}

</style>

<script>

<!-- Beginning of JavaScript -

// Do not edit this script-block

if (document.all) {

for (i=0;i<=textslices-1;i+=2) {

marginright=document.body.clientWidth+50

document.write("<span class='textbox' id='span"+i+"' style='position:absolute;visibility:visible; left:"+marginright+"px;top:"+y_finalpos+"px;clip:rect("+cliptop+"px "+clipright+"px "+clipbottom+"px "+clipleft+"px)'>")

document.write("</span>")

cliptop+=2*height_slice

clipbottom+=2*height_slice

}

cliptop=height_slice

clipbottom=2*height_slice

for (i=1;i<=textslices-1;i+=2) {

marginleft=-textwidth-50

document.write("<span class='textbox' id='span"+i+"' style='position:absolute;visibility:visible; left:"+marginleft+"px;top:"+y_finalpos+"px;clip:rect("+cliptop+"px "+clipright+"px "+clipbottom+"px "+clipleft+"px)'>")

document.write("</span>")

cliptop+=2*height_slice

clipbottom+=2*height_slice

}

}

// - End of JavaScript - -->

</script>

<div style="position: absolute; top: -25; left: 9; width: 717; height: 19">

</div></body>

</html> ----------------------------------------------------------------------------------------
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