高手帮忙解决下javascript问题

ykksqq520 2009-03-17 10:53:04

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香巴拉 2009-06-09

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lotusprince 谢谢你帮我解决了问题，哈哈

ykksqq520 2009-03-18

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up一下

wclszh 2009-03-18

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没接触过、顶一下

lotusprince 2009-03-18

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<style>

img{width:110px;}

div{float:left;padding-right:8px;}

</style>



</head>

<body>

<div id="ISL_Cont_1" style="border:1px #f00 solid;"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

<img  src="http://www.baidu.com/img/baidu_logo.gif"> 

</div> 

 

<SCRIPT> 

var scrollPic_1 = new ScrollPic(); 

scrollPic_1.scrollContId  = "ISL_Cont_1"; 

scrollPic_1.arrLeftId  = "LeftArr1"; 

scrollPic_1.arrRightId = "RightArr1"; 

scrollPic_1.frameWidth = 820; 

scrollPic_1.pageWidth  = 118; 

scrollPic_1.speed = 10; 

scrollPic_1.space = 5; 

//scrollPic_1.autoPlay = false; 

scrollPic_1.autoPlay = true; 

scrollPic_1.autoPlayTime = 1; 

scrollPic_1.initialize(); 

</SCRIPT>

改了一下，我这边测试IE 6 + , ff 3+ 已经可以了！

lotusprince 2009-03-18

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<script> 

var sina={

	$:function (objName) {

		if(document.getElementById) {

			return eval('document.getElementById("'+objName+'")');

		}else {

			return eval('document.all.'+objName);

		}

	},

	isIE:navigator.appVersion.indexOf("MSIE")!=-1?true:false,addEvent:function (l,i,I) {

		if(l.attachEvent) {

			l.attachEvent("on"+i,I);

		}else {

			l.addEventListener(i,I,false);

		}

	},

	delEvent:function (l,i,I) {

		if(l.detachEvent) {

			l.detachEvent("on"+i,I);

		}else {

			l.removeEventListener(i,I,false);

		}

	},

	//readCookie//writeCookie

	readStyle:function (I,l) {

		if(I.style[l]) {

			return I.style[l];

		}else if(I.currentStyle) {

			return I.currentStyle[l];

		}else if(document.defaultView&&document.defaultView.getComputedStyle) {

			var i=document.defaultView.getComputedStyle(I,null);

			return i.getPropertyValue(l);

		}else {

			return null;

		}

	}

};

var ScrollPic=function(scrollContId,arrLeftId,arrRightId,dotListId)

{

	this.scrollContId=scrollContId;

	this.arrLeftId=arrLeftId;

	this.arrRightId=arrRightId;

	this.dotListId=dotListId;

	this.dotClassName="dotItem";

	this.dotOnClassName="dotItemOn";

	this.dotObjArr=[];

	this.pageWidth=0;

	this.frameWidth=0;

	this.speed=10;

	this.space=10;

	this.pageIndex=0;

	this.autoPlay=true;

	this.autoPlayTime=5;

	var _autoTimeObj,_scrollTimeObj,_state="ready";

	this.stripDiv=document.createElement("DIV");

	this.listDiv01=document.createElement("DIV");

	this.listDiv02=document.createElement("DIV");

	if(!ScrollPic.childs) {

		ScrollPic.childs=[];

	};

	this.ID=ScrollPic.childs.length;

	ScrollPic.childs.push(this);

	this.initialize=function ()

	{

		if(!this.scrollContId) {

			throw new Error("必须指定scrollContId.");

			return

		};

		this.scrollContDiv=sina.$(this.scrollContId);

		if(!this.scrollContDiv) {

			throw new Error("scrollContId不是正确的对象.(scrollContId = \""+this.scrollContId+"\")");

			return

		};

		this.scrollContDiv.style.width=this.frameWidth+"px";

		this.scrollContDiv.style.overflow="hidden";

		this.listDiv01.innerHTML=this.listDiv02.innerHTML=this.scrollContDiv.innerHTML;

		this.scrollContDiv.innerHTML="";

		this.scrollContDiv.appendChild(this.stripDiv);

		this.stripDiv.appendChild(this.listDiv01);

		this.stripDiv.appendChild(this.listDiv02);

		this.stripDiv.style.overflow="hidden";

		this.stripDiv.style.zoom="1";

		this.stripDiv.style.width="32766px";

		this.listDiv01.style.cssFloat="left";

		this.listDiv02.style.cssFloat="left";

		sina.addEvent(this.scrollContDiv,"mouseover",Function("ScrollPic.childs["+this.ID+"].stop()"));

		sina.addEvent(this.scrollContDiv,"mouseout",Function("ScrollPic.childs["+this.ID+"].play()"));

		if(this.arrLeftId) {

			this.arrLeftObj=sina.$(this.arrLeftId);

			if(this.arrLeftObj) {

				sina.addEvent(this.arrLeftObj,"mousedown",Function("ScrollPic.childs["+this.ID+"].rightMouseDown()"));

				sina.addEvent(this.arrLeftObj,"mouseup",Function("ScrollPic.childs["+this.ID+"].rightEnd()"));

				sina.addEvent(this.arrLeftObj,"mouseout",Function("ScrollPic.childs["+this.ID+"].rightEnd()"));

			}

		};

		if(this.arrRightId) {

			this.arrRightObj=sina.$(this.arrRightId);

			if(this.arrRightObj) {

				sina.addEvent(this.arrRightObj,"mousedown",Function("ScrollPic.childs["+this.ID+"].leftMouseDown()"));

				sina.addEvent(this.arrRightObj,"mouseup",Function("ScrollPic.childs["+this.ID+"].leftEnd()"));

				sina.addEvent(this.arrRightObj,"mouseout",Function("ScrollPic.childs["+this.ID+"].leftEnd()"));

			}

		};

		if(this.dotListId) {

			this.dotListObj=sina.$(this.dotListId);

			if(this.dotListObj) {

				var pages=Math.round(this.listDiv01.offsetWidth/this.frameWidth+0.4),i,tempObj;

				for(i=0;i<pages;i++) {

					tempObj=document.createElement("span");

					this.dotListObj.appendChild(tempObj);

					this.dotObjArr.push(tempObj);

					if(i==this.pageIndex) {

						tempObj.className=this.dotClassName;

					}else {

						tempObj.className=this.dotOnClassName;

					};

					tempObj.title="第"+(i+1)+"页";

					sina.addEvent(tempObj,"click",Function("ScrollPic.childs["+this.ID+"].pageTo("+i+")"));

				}

			}

		};

		if(this.autoPlay) {

			this.play();

		}

	};

	this.leftMouseDown=function () {

		if(_state!="ready") {

			return;

		};

		_state="floating";

		_scrollTimeObj=setInterval("ScrollPic.childs["+this.ID+"].moveLeft()",this.speed);

	};

	this.rightMouseDown=function () {

		if(_state!="ready") {

			return;

		};

		_state="floating";

		_scrollTimeObj=setInterval("ScrollPic.childs["+this.ID+"].moveRight()",this.speed)

	};

	this.moveLeft=function () {

		if(this.scrollContDiv.scrollLeft+this.space>=this.listDiv01.scrollWidth) {

			this.scrollContDiv.scrollLeft=this.scrollContDiv.scrollLeft+this.space-this.listDiv01.scrollWidth;

		}else {

			this.scrollContDiv.scrollLeft+=this.space;

		};

		this.accountPageIndex()

	};

	this.moveRight=function () {

		if(this.scrollContDiv.scrollLeft-this.space<=0) {

			this.scrollContDiv.scrollLeft=this.listDiv01.scrollWidth+this.scrollContDiv.scrollLeft-this.space

		}else {

			this.scrollContDiv.scrollLeft-=this.space;

		};

		this.accountPageIndex();

	};

	this.leftEnd=function () {

		if(_state!="floating") {

			return

		};

		_state="stoping";

		clearInterval(_scrollTimeObj);

		var fill=this.pageWidth-this.scrollContDiv.scrollLeft%this.pageWidth;

		this.move(fill);

	};

	this.rightEnd=function () {

		if(_state!="floating") {

			return;

		};

		_state="stoping";

		clearInterval(_scrollTimeObj);

		var fill=-this.scrollContDiv.scrollLeft%this.pageWidth;

		this.move(fill);

	};

	this.move=function (num,quick) {

		var thisMove=num/5;

		if(!quick) {

			if(thisMove>this.space) {

				thisMove=this.space;

			};

			if(thisMove<-this.space) {

				thisMove=-this.space;

			}

		};

		if(Math.abs(thisMove)<1&&thisMove!=0) {

			thisMove=thisMove>=0?1:-1;

		}else {

			thisMove=Math.round(thisMove);

		};

		var temp=this.scrollContDiv.scrollLeft+thisMove;

		if(thisMove>0) {

			if(this.scrollContDiv.scrollLeft+thisMove>=this.listDiv01.scrollWidth) {

				this.scrollContDiv.scrollLeft=this.scrollContDiv.scrollLeft+thisMove-this.listDiv01.scrollWidth;

			}else {

				this.scrollContDiv.scrollLeft+=thisMove;

			}

		}else {

			if(this.scrollContDiv.scrollLeft-thisMove<=0) {

				this.scrollContDiv.scrollLeft=this.listDiv01.scrollWidth+this.scrollContDiv.scrollLeft-thisMove;

			}else {

				this.scrollContDiv.scrollLeft+=thisMove;

			}

		};

		num-=thisMove;

		if(Math.abs(num)==0) {

			_state="ready";

			if(this.autoPlay) {

				this.play();

			};

			this.accountPageIndex();

			return

		}else {

			this.accountPageIndex();

			setTimeout("ScrollPic.childs["+this.ID+"].move("+num+","+quick+")",this.speed);

		}

	};

	this.next=function () {

		if(_state!="ready") {

			return

		};

		_state="stoping";

		this.move(this.pageWidth,true)

	};

	this.play=function () {

		if(!this.autoPlay) {

			return;

		};

		clearInterval(_autoTimeObj);

		_autoTimeObj=setInterval("ScrollPic.childs["+this.ID+"].next()",this.autoPlayTime*1000);

	};

	this.stop=function () {

		clearInterval(_autoTimeObj);

	};

	this.pageTo=function (num) {

		if(_state!="ready") {

			return;

		};

		_state="stoping";

		var fill=num*this.frameWidth-this.scrollContDiv.scrollLeft;

		this.move(fill,true);

	};

	this.accountPageIndex=function () {

		this.pageIndex=Math.round(this.scrollContDiv.scrollLeft/this.frameWidth);

		if(this.pageIndex>Math.round(this.listDiv01.offsetWidth/this.frameWidth+0.4)-1) {

			this.pageIndex=0;

		};

		var i;

		for(i=0;i<this.dotObjArr.length;i++) {

			if(i==this.pageIndex) {

				this.dotObjArr[i].className=this.dotClassName;

			}else {

				this.dotObjArr[i].className=this.dotOnClassName;

			}

		}

	}

};



</SCRIPT>

ykksqq520 2009-03-17

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[Quote=引用 11 楼 Free_Wind22 的回复:]
用DW打开js文件，按Ctrl+J就可以看得到文件的编码了
[/Quote]

已经都改为GB2312了,还是不行

ykksqq520 2009-03-17

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[Quote=引用 10 楼 lotusprince 的回复:]
你这样定义：

JScript code
var ScrollPic=function(scrollContId,arrLeftId,arrRightId,dotListId)
{
// code here
}

然后去调用 : new ScrollPic() 试试!
[/Quote]

一样,IE6下不成功,IE7中可以

囧 2009-03-17

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用DW打开js文件，按Ctrl+J就可以看得到文件的编码了

lotusprince 2009-03-17

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你这样定义：



var ScrollPic=function(scrollContId,arrLeftId,arrRightId,dotListId) 

{

  // code here 

}

然后去调用 : new ScrollPic() 试试!

ykksqq520 2009-03-17

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怎么看JS编码????

囧 2009-03-17

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检测下你网页和JS文件的编码是不是一样．

ykksqq520 2009-03-17

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ykksqq520 2009-03-17

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initialize() 这个方法是有的,在另外一个JS文件里面,我头部已经引用了这个JS文件了

ykksqq520 2009-03-17

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错误是没有了.但是效果也没有啊

mumu_java 2009-03-17

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对像不支持此属性或方法说的是ScrollPic_1中没有initialize()这个方法,这个报错是正确的.lz应该先为定义这个函数.

yixianggao 2009-03-17

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L@_@K

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

 <head>

  <title> new document </title>

  <meta name="generator" content="editplus" />

  <meta name="author" content="" />

  <meta name="keywords" content="" />

  <meta name="description" content="" />

 </head>



 <body>

    <script language=javascript type=text/javascript >

function ScrollPic() {}

var scrollPic_1 = new ScrollPic(); 

scrollPic_1.scrollContId  = "ISL_Cont_1"; 

scrollPic_1.arrLeftId  = "LeftArr1"; 

scrollPic_1.arrRightId = "RightArr1"; 

scrollPic_1.frameWidth = 890;

scrollPic_1.pageWidth  = 90;

scrollPic_1.speed = 10; 

scrollPic_1.space = 5; 

scrollPic_1.autoPlay = false; 

scrollPic_1.autoPlayTime = 1;

// 下面这个方法没定义！！！

//scrollPic_1.initialize(); </SCRIPT> 

 </body>

</html>

ykksqq520 2009-03-17

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不行,加了这句报对像不支持此属性或方法

yixianggao 2009-03-17

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加一句 function ScrollPic() {}
L@_@K

  <script language=javascript type=text/javascript >

function ScrollPic() {}

var scrollPic_1 = new ScrollPic(); 

scrollPic_1.scrollContId  = "ISL_Cont_1"; scrollPic_1.arrLeftId  = "LeftArr1"; scrollPic_1.arrRightId = "RightArr1"; 

scrollPic_1.frameWidth = 890; scrollPic_1.pageWidth  = 90; scrollPic_1.speed = 10; scrollPic_1.space = 5; 

scrollPic_1.autoPlay = false; scrollPic_1.autoPlayTime = 1; scrollPic_1.initialize(); </SCRIPT>

liyancc 2009-03-17