📄 mid.htm

📁 这是去年开发的中移鼎讯手机进销存系统大家
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">

<HTML><HEAD>
<META http-equiv=Content-Type content="text/html; charset=gb2312">
<STYLE type=text/css>BODY {
	MARGIN: 0px
}
</STYLE>

<META content="MSHTML 6.00.2800.1498" name=GENERATOR></HEAD>
<BODY bgColor=#dee6f9 background=mid.files/mid_bg.gif>
<DIV id=showmenu 
style="LEFT: 0px; WIDTH: 10px; POSITION: absolute; TOP: 0px; HEIGHT: 31px"><IMG 
id=menu onmouseover="this.style.cursor='hand'" onclick=hidFrame() alt=隐藏菜单 
src="mid.files/scroll_left.gif" name=img1></DIV><!--DIV id=scrollup style="LEFT: 0px; WIDTH: 10px; POSITION: absolute; TOP: 32px; HEIGHT: 10px"><IMG
style="CURSOR: hand" onclick=scrollByStep(-50) alt=上移菜单 src="images/new/scroll_up.gif"></DIV>
<DIV id=scrolldown style="LEFT: 0px; WIDTH: 10px; POSITION: absolute; TOP: 43px; HEIGHT: 10px"><IMG
style="CURSOR: hand" onclick=scrollByStep(50) alt=下移菜单 src="images/new/scroll_down.gif"></DIV-->
<DIV id=scrollbar 
style="LEFT: 0px; WIDTH: 10px; POSITION: absolute; TOP: 32px; HEIGHT: 31px"><IMG 
id=bar style="CURSOR: hand" height=31 alt=移动菜单 
src="mid.files/scroll_mid.gif"></DIV>
<SCRIPT language=javascript>
//显示/隐藏左边帧( 默认情况下为显示左边帧 2003.4 )
var currentChoice = true;
arrow1=new Image;
arrow2=new Image;
arrow1.src="images/new/scroll_left.gif";
arrow2.src="images/new/scroll_right.gif";
function hidFrame(){
	if(currentChoice){
		parent.setyou.cols="0,10,*";
		document.img1.src=arrow2.src;
		document.img1.alt="显示菜单";
	} else {
		parent.setyou.cols="200,10,*";
		document.img1.src=arrow1.src;
		document.img1.alt="隐藏菜单";
	}
	currentChoice = !currentChoice;
}

function hidFrame2(){
	parent.bottomFrame.cols="0,10,*";
	document.img1.src=arrow2.src;
	document.img1.alt="显示菜单";
	currentChoice = false;
}

function showFrame2(){
	parent.bottomFrame.cols="140,10,*";
	document.img1.src=arrow1.src;
	document.img1.alt="隐藏菜单";
	currentChoice = true;
}
</SCRIPT>

<SCRIPT>
var top=32;//滚动滑块的开始位置
var frameHeight=document.body.offsetHeight;//滚动滑块可滑动距离
var barH=31;//滚动滑块高度
var currentY = 32;//滚动滑块当前位置
var contentFrame = parent.leftFrame;//被滚动的框架
var curObj = null;

function dropIt() {
curObj = null;
}

function scrollByStep(step) {
	contentFrame.scrollBy(0,step);
	scrollbar.style.pixelTop = (contentFrame.document.body.scrollTop)/(contentFrame.document.body.scrollHeight-contentFrame.document.body.clientHeight)*(frameHeight-top-barH)+top;
	if(scrollbar.style.pixelTop < top ) scrollbar.style.pixelTop=top;
	if(scrollbar.style.pixelTop > frameHeight-barH) scrollbar.style.pixelTop = frameHeight-barH;
}

function CatchIt() {
	curObj = event.srcElement;
	if (curObj.id!="bar") {
		if (curObj.id!="menu"){
			scrollbar.style.pixelTop=window.event.clientY;
			scrollIt();
		}
		curObj=null;
		return;
	}
	if (curObj == null) { return;}
	scrollbar.style.pixelTop = scrollbar.offsetTop;
	currentX = (event.clientX + document.body.scrollLeft);
	currentY = (event.clientY + document.body.scrollTop);
}

function moveIt() {
	if (curObj == null) { return;}
	if (curObj.id != "bar") { return;}
	if (event.button!=1) {dropIt();return;}
	newY = (event.clientY + document.body.scrollTop);
	distanceY = (newY - currentY);
	currentY = newY;
	scrollbar.style.pixelTop += distanceY;
	if(scrollbar.style.pixelTop < top) scrollbar.style.pixelTop = top;
	scrollIt();
	event.returnValue = false;
}
function scrollIt(){
	if(scrollbar.style.pixelTop < top ) scrollbar.style.pixelTop=top;
	if(scrollbar.style.pixelTop > frameHeight-barH) scrollbar.style.pixelTop = frameHeight-barH;
	try{
		sfTop=((scrollbar.style.pixelTop-top)/(frameHeight-barH-top))*(contentFrame.document.body.scrollHeight-contentFrame.document.body.clientHeight);
		contentFrame.scrollTo(0,sfTop);//滚动实现
	} catch (e){sfTop=0;}
}
document.onmousedown = CatchIt;
document.onmousemove = moveIt;
document.onmouseup = dropIt;
/*
	注意：
	滚动滑块的id为“bar”；并且放在id为“scrollbar”的层里。
*/
</SCRIPT>
</SCRIPT></BODY></HTML>
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