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图片浏览器特效代码

王朝other·作者佚名  2008-05-31
窄屏简体版  字體: |||超大  

<HTML>

<HEAD>

<META http-equiv='Content-Type' content='text/html; charset=gb2312'>

<TITLE>显示在页面上的可鼠标移动的层,并有关闭按钮,很酷的效果</TITLE>

</HEAD>

<BODY >

<STYLE type=text/css>

#floater {

LEFT: 400px; POSITION: absolute; TOP: 120px; VISIBILITY: visible; WIDTH: 160px; Z-INDEX: 10

}

</STYLE>

<DIV align=center id=floater style="HEIGHT: 98px; WIDTH: 240px;">

<TABLE bgColor=#deefef border=1 borderColor=#008000 borderColorDark=#00ff00

borderColorLight=#ff00ff cellPadding=2 cellSpacing=1 width="240">

<TBODY>

<TR>

<TD width="100%">

<P align=center>欢迎大家光临网页教学网<BR>JavaScript专栏!</P></TD></TR>

<TR>

<TD width="100%"> 欢迎光临网页教学网,有什么意见和建议请尽管提出来,你的意见就是对我们的促进,我们会尽量为你们服务的.请多多支持我们的工作,成长中的每一步都会有你的足迹!!!<BR>

你若有什么好的建议和意见,可以给我来信,你若有好的例子,小编更希望能向你请教和学习。</TD></TR></TBODY></TABLE></DIV>

<SCRIPT language=JavaScript>

self.onError=null;

currentX = currentY = 0;

whichIt = null;

lastScrollX = 0; lastScrollY = 0;

NS = (document.layers) ? 1 : 0;

IE = (document.all) ? 1: 0;

<!-- STALKER CODE -->

function heartBeat() {

if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; } if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }

if(diffY != lastScrollY) {

percent = .1 * (diffY - lastScrollY);

if(percent > 0) percent = Math.ceil(percent);

else percent = Math.floor(percent);

if(IE) document.all.floater.style.pixelTop += percent;

if(NS) document.floater.top += percent;

lastScrollY = lastScrollY + percent;

}

if(diffX != lastScrollX) {

percent = .1 * (diffX - lastScrollX);

if(percent > 0) percent = Math.ceil(percent);

else percent = Math.floor(percent);

if(IE) document.all.floater.style.pixelLeft += percent;

if(NS) document.floater.left += percent;

lastScrollX = lastScrollX + percent;

}

}

<!-- /STALKER CODE -->

<!-- DRAG DROP CODE -->

function checkFocus(x,y) {

stalkerx = document.floater.pageX;

stalkery = document.floater.pageY;

stalkerwidth = document.floater.clip.width;

stalkerheight = document.floater.clip.height;

if( (x > stalkerx && x < (stalkerx+stalkerwidth)) && (y > stalkery && y < (stalkery+stalkerheight))) return true;

else return false;

}

function grabIt(e) {

if(IE) {

whichIt = event.srcElement;

while (whichIt.id.indexOf("floater") == -1) {

whichIt = whichIt.parentElement;

if (whichIt == null) { return true; }

}

whichIt.style.pixelLeft = whichIt.offsetLeft;

whichIt.style.pixelTop = whichIt.offsetTop;

currentX = (event.clientX + document.body.scrollLeft);

currentY = (event.clientY + document.body.scrollTop);

} else {

window.captureEvents(Event.MOUSEMOVE);

if(checkFocus (e.pageX,e.pageY)) {

whichIt = document.floater;

stalkerTouchedX = e.pageX-document.floater.pageX;

StalkerTouchedY = e.pageY-document.floater.pageY;

}

}

return true;

}

function moveIt(e) {

if (whichIt == null) { return false; }

if(IE) {

newX = (event.clientX + document.body.scrollLeft);

newY = (event.clientY + document.body.scrollTop);

distanceX = (newX - currentX); distanceY = (newY - currentY);

currentX = newX; currentY = newY;

whichIt.style.pixelLeft += distanceX;

whichIt.style.pixelTop += distanceY;

if(whichIt.style.pixelTop < document.body.scrollTop) whichIt.style.pixelTop = document.body.scrollTop; if(whichIt.style.pixelLeft < document.body.scrollLeft) whichIt.style.pixelLeft = document.body.scrollLeft; if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20) whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;

if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;

event.returnValue = false;

} else {

whichIt.moveTo(e.pageX-StalkerTouchedX,e.pageY-StalkerTouchedY);

if(whichIt.left < 0+self.pageXOffset) whichIt.left = 0+self.pageXOffset;

if(whichIt.top < 0+self.pageYOffset) whichIt.top = 0+self.pageYOffset;

if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17)) whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;

if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17)) whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;

return false;}

return false;

}

function dropIt() {

whichIt = null;

if(NS) window.releaseEvents (Event.MOUSEMOVE);

return true;

}

<!-- DRAG DROP CODE -->

if(NS) {

window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);

window.onmousedown = grabIt;

window.onmousemove = moveIt;

window.onmouseup = dropIt;

}

if(IE) {

document.onmousedown = grabIt;

document.onmousemove = moveIt;

document.onmouseup = dropIt;

}

if(NS || IE) action = window.setInterval("heartBeat()",1);

</SCRIPT>

</BODY></HTML>

 
 
 
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