JavaScript 类库
/*------------------------------------------------------------
2
* S.Sams Lifexperience3
* CopyRight (C) 2003-2007 S.Sams Lifexperience ScriptClassLib4
* MSNLive: S.Sams#msn.com5
* Http://blog.8see.net/6
* UPdate by : 2007-01-19 转载传播请保留版权7
*-----------------------------------------------------------*/8
9
10
/* $ 获取指定对象11
@element 对象名12
可以使用对象名集合,返回值为对象的集合13
如果您使用了 Prototype 类库, 请把该函数注释掉14
Sams_object.Get() 中同样实现该函数的所有功能15
*/16
function $(element) {
17
if (arguments.length > 1) {
18
for (var i = 0, elements = [], length = arguments.length; i < length; i++)19
elements.push($(arguments[i]));20
return elements;21
}22
if (typeof element == 'string')23
element = document.getElementById(element);24
return element;25
}26
27
/// 浏览器相关操作28
var Sams_browse = {29
/* 检测浏览信息 */30
checkBrowser : function ()31
{ 32
this.ver=navigator.appVersion 33
this.dom=document.getElementById?1:0 34
this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom)?1:0; 35
this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0; 36
this.ie4=(document.all && !this.dom)?1:0; 37
this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0; 38
this.ns4=(document.layers && !this.dom)?1:0; 39
this.mac=(this.ver.indexOf('Mac') > -1) ?1:0; 40
this.ope=(navigator.userAgent.indexOf('Opera')>-1); 41
this.ie=(this.ie6 || this.ie5 || this.ie4) 42
this.ns=(this.ns4 || this.ns5) 43
this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns5 || this.ns4 || this.mac || this.ope) 44
this.nbw=(!this.bw) 45
return this;46
},47
48
/* 设为首页49
@url 要设为首页的地址50
*/51
SetDefault : function ()52
{53
this.style.behavior='url(#default#homepage)';54
this.setHomePage(this.GetUrl());55
return false;56
},57
58
/* 复制指定URL地址59
@Msg 要写入剪贴板的字符集60
*/61
SetCopy : function (Msg){62
if(navigator.userAgent.toLowerCase().indexOf('ie') > -1) {63
clipboardData.setData('Text',Msg);64
alert ("网址“"+Msg+"”\n已经复制到您的剪贴板中\n您可以使用Ctrl+V快捷键粘贴到需要的地方");65
}66
else 67
{68
prompt("请复制网站地址:",Msg); 69
}70
},71
72
/* 加入收藏73
@site 站点名称74
@url 地址75
*/76
AddBookmark : function (site, url){77
if(navigator.userAgent.toLowerCase().indexOf('ie') > -1) {78
window.external.addFavorite(url,site)79
} else if (navigator.userAgent.toLowerCase().indexOf('opera') > -1) {80
alert ("请使用Ctrl+T将本页加入收藏夹");81
} else {82
alert ("请使用Ctrl+D将本页加入收藏夹");83
}84
},85
86
/* 打开Url指定宽度和高度的窗口 */87
OpenWindows : function (url,width,height)88
{89
window.open(url,'newwin','width='+width+',height='+height);90
return false;91
},92
93
/* 禁止浏览器的Javascript错误提示 */94
CloseError : function(){95
window.onerror = function(){return true;};96
},97
98
/* 获取浏览器URL */99
GetUrl : function(){100
return location.href;101
},102
103
/* 获取URL参数 */104
GetUrlParam : function(){105
return location.search;106
},107
108
/* 获取页面来源 */109
GetFrom : function(){110
return document.referrer;111
},112
113
/* 获取指定的URL参数值114
@name 参数名115
*/116
Request : function(name){117
var GetUrl = this.GetUrl();118
var Plist = new Array();119
if(GetUrl.indexOf('?') > 0)120
{121
Plist = GetUrl.split('?')[1].split('&');122
}123
else if(GetUrl.indexOf('#') > 0)124
{125
Plist = GetUrl.split('#')[1].split('&');126
}127
if (GetUrl.length > 0)128
{129
for(var i=0; i<Plist.length; i++)130
{131
var GetValue = Plist[i].split('=');132
if (GetValue[0].toUpperCase() == name.toUpperCase())133
{134
return GetValue[1];135
break;136
}137
}138
return;139
}140
},141
142
/* 直接将HTML写到新窗口143
@title 标题144
@msg 内容145
*/146
Popmsg : function PopIt(title,msg)147
{148
var popup = window.open('','popDialog','height=500,width=400,scrollbars=yes');149
popup.document.write('<html><title>'+title+'</title><style>body{margin:10px;font:13px Arial;}span{text-line:20px;}</style><body><span style=\'font:14px arial;\'>'+msg + '</span></body></html>');150
popup.document.close();151
}152
};153
154
155
/// 对象操作156
var Sams_object = {157
158
/* 创建一个DIV对象159
@ID 要创建的对象ID160
@ClassName 创建对象的Class161
@SetValue 设置该对象值162
@ToDiv 将对象追加到指定的对象,如指定的对象不存在,则追加在Body的后面163
返回 创建后的对象164
*/165
CreateDiv : function (ID,ClassName,SetValue,ToDiv){166
var creatediv = document.createElement('div');167
if(ID != null) creatediv.id = ID;168
creatediv.style.position = 'absolute';169
if(ClassName != null) creatediv.className = ClassName;170
if(this.Get(ToDiv))171
{172
this.Get(ToDiv).appendChild(creatediv);173
}174
else175
{176
document.getElementsByTagName('body')[0].appendChild(creatediv);177
}178
this.SetValue(ID,SetValue);179
return this.Get(ID);180
},181
182
/* 删除指定DIV对象183
@objid 要删除的对象ID184
返回 Bool 操作结果185
*/186
DeleteDiv : function (objid)187
{188
try189
{190
if(this.Get(objid))191
{192
var GetParent = this.Get(objid).parentNode;193
GetParent.removeChild(this.Get(objid));194
return true;195
}196
else197
{198
return false;199
}200
}201
catch(e)202
{203
return false;204
}205
},206
207
/* 获取浏览器对象208
@id 要获取的对象ID209
可以使用对象名集合,返回值为对象的集合210
*/211
Get : function (objid) {212
if (arguments.length > 1) {213
for (var i = 0, objids = [], length = arguments.length; i < length; i++)214
objids.push(this.Get(arguments[i]));215
return objids;216
}217
if (typeof objid == 'string')218
{219
if (document.getElementById) {220
objid = document.getElementById(objid);221
} else if (document.all) {222
objid = document.all[objid];223
} else if (document.layers) {224
objid = document.layers[objid];225
}226
}227
return objid;228
},229
230
/* 获取对象的值231
@objid 对象ID232
*/233
GetValue : function (objid) {234
if (typeof objid == 'string')235
{236
var getTagName = this.Get(objid).tagName.toLowerCase();237
if (getTagName == 'input' || getTagName == 'textarea' || getTagName == 'select')238
{239
return this.Get(objid).value;240
}241
else if (getTagName == 'div' || getTagName == 'span')242
{243
return this.Get(objid).innerText;244
}245
}246
else if (typeof objid == 'object')247
{248
return objid.value;249
}250
},251
252
/* 设置指定对象的值,实现可以直接赋值或清除操作253
@objid 对象ID254
@inserValue 传入值(可选项 Null:清除该ID的值, 则直接赋值)255
*/256
SetValue: function(objid,inserValue) {257
var getTagName = this.Get(objid).tagName.toLowerCase();258
if (inserValue == null) inserValue = '';259
if (getTagName == 'input' || getTagName == 'textarea')260
{261
this.Get(objid).value = inserValue;262
}263
else if (getTagName == 'div' || getTagName == 'sapn')264
{265
266
this.Get(objid).innerText = inserValue;267
}268
},269
270
/* 拷贝对象值到剪贴板 271
@str 对象值272
*/273
CopyCode : function (str) {274
var rng = document.body.createTextRange();275
rng.moveToElementText(str);276
rng.scrollIntoView();277
rng.select();278
rng.execCommand("Copy");279
rng.collapse(false);280
},281
282
/* 显示隐藏一个对象 283
@Objid 对象ID284
@isshow 具体操作,指定Obj为False : none或者True : block (可选)285
*/286
ShowHidd : function(objid,isshow){287
if (isshow != null)288
{289
if(isshow)290
{291
this.Get(objid).style.display = 'block';292
}293
else294
{295
this.Get(objid).style.display = 'none';296
}297
}298
else299
{300
if(this.Get(objid).style.display == 'none')301
{302
this.Get(objid).style.display = 'block';303
}304
else305
{306
this.Get(objid).style.display = 'none';307
}308
}309
},310
311
/* 当前对象是否可见312
@objid 对象ID313
*/314
IsVisible : function(objid){315
if(this.Get(objid))316
{317
try318
{319
if (this.Get(objid).style.display == 'none')320
{321
return false322
}323
if(this.Get(objid).style.visibility == 'hidden')324
{325
return false;326
}327
return true;328
}329
catch(e)330
{331
return false;332
}333
}334
else335
{336
return false;337
}338
}339
};340
341
/// 字符处理342
var Sams_string = {343
/* 取左边的指定长度的值 344
@str 要处理的字符集345
@n 长度346
*/347
Left : function (str,n)348
{349
if(str.length > 0)350
{351
if(n>str.length) n = str.length;352
return str.substr(0,n)353
}354
else355
{356
return;357
}358
},359
360
/* 取右边的指定长度的值 361
@str 要处理的字符集362
@n 长度363
*/364
Right : function (str,n)365
{366
if(str.length > 0)367
{368
if(n>=str.length) return str;369
return str.substr(str.length-n,n);370
}371
else372
{373
return;374
}375
},376
377
/* Trim:清除两边空格 378
@str 要处理的字符集379
*/380
Trim : function (str) 381
{382
if (typeof str == 'string') return str.replace(/(^\s*)|(\s*$)/g, '');383
},384
385
/* LTrim:清除左边的空格 386
@str 要处理的字符集387
*/388
Ltrim : function (str) 389
{ 390
if (typeof str == 'string') return str.replace(/(^\s*)/g, '');391
},392
393
/* RTrim: 清除右边的空格 394
@str 要处理的字符集395
*/396
Rtrim : function (str) 397
{ 398
if (typeof str == 'string') return str.replace(/(\s*$)/g, '');399
},400
401
/* 清除前后的非字符402
@str 要处理的字符集403
*/404
strip : function(str) {405
if (typeof str == 'string') return str.replace(/^\s+/, '').replace(/(^\s*)|(\s*$)/g, '');406
},407
408
/* 过滤字符里面的HTML标签409
@str 要处理的字符集410
*/411
stripTags : function(str) {412
if (typeof str == 'string')return str.replace(/<\/?[^>]+>/gi, '').replace(/(^\s*)|(\s*$)/g, '');413
}414
};415
416
/// 时间相关操作417
var Sams_time = {418
/* 获取当天日期 yyyy-MM-dd */419
GetDateNow : function (){420
var d,y,m,dd;421
d = new Date(); 422
y = d.getYear();423
m = d.getMonth() + 1;424
dd = d.getDate(); 425
return y+"-"+m+"-"+dd;426
},427
428
/* 获取指定日期后的特定天数的日期值429
@toDate 当前指定的日期430
@N 要添加的日期数431
*/ 432
AddDays : function(toDate,N){433
var aDate=this._cvtISOToDate(toDate);434
if (!aDate) return "";435
var millis=86400000 * N;436
aDate=new Date(aDate.getTime()+millis);437
return this._fmtDateISO(aDate);438
},439
_fmtDateISO : function (aDate) {440
with (aDate) {441
var mm=getMonth()+1;442
if (mm<10) {mm='0'+mm;}443
var dd=getDate();444
if (dd<10) {dd='0'+dd;}445
return (getFullYear() + '-' + mm + '-' + dd);446
}447
},448
_cvtISOToDate : function (isoDate) {449
var atomDate= isoDate.split('-');450
var aDate=new Date(parseInt(atomDate[0],10),parseInt(atomDate[1],10)-1,parseInt(atomDate[2],10),6,0,0);451
return aDate;452
}453
};454
455
/// 图像相关操作456
var Sams_media = {457
/* 为单一图像添加鼠标中键放大缩小功能, 批量可以直接用 ResizeImage(指定添加该功能的图片大小:Int) 即可 (该功能只适用于IE)458
objid 对象ID 459
*/460
ZoomFun : function(objid){461
Sams_object.Get(objid).onmousewheel = function(){return Sams_media.imagecontrol(this);}462
},463
464
/* 重置图片尺寸同时添加放大功能 (该功能只适用于IE) 465
@IntSize 指定图像的大小466
如果适合图像大小就添加放大缩小功能467
*/ 468
ResizeImage: function (IntSize) {469
var imgsinlog=document.getElementsByTagName('img');470
for(j=0; j<imgsinlog.length; j++) {471
if (imgsinlog[j].width >= IntSize) {472
imgsinlog[j].width = IntSize;473
imgsinlog[j].style.cursor= 'pointer';474
imgsinlog[j].onclick = function() {window.open(this.src);}475
if (navigator.userAgent.toLowerCase().indexOf('ie') > -1) {476
imgsinlog[j].title = '您可以用鼠标中键或者使用Ctrl+鼠标滚轮缩放图片，点击图片可在新窗口打开';477
imgsinlog[j].onmousewheel = function(){return Sams_media.imagecontrol(this);};478
}479
else480
{481
imgsinlog[j].title = '点击图片可在新窗口打开';482
}483
}484
}485
},486
imagecontrol : function(obj){487
var zoom=parseInt(obj.style.zoom, 10)||100;zoom+=event.wheelDelta/12;488
if (zoom>0) obj.style.zoom=zoom+'%';489
return false;490
},491
492
/* 如果图像出现下载不了等异常,显示的错误提示图片493
@errimgpath 显示错误提示的图像路径494
*/ 495
ImagesError : function(errimgpath){496
var imglist = document.getElementsByTagName('img');497
for(j=0; j<imglist.length; j++) {498
imglist[j].onerror = function(){499
this.src = errimgpath;500
}501
}502
},503
504
/* 显示媒体505
@mFile 文件路径506
@mFileType 文件类型(可为空,如为Flash,要指定为swf类型)507
@ObjID 对象ID508
@mWidth 显示的对象宽度509
@mHeight 显示对象的高度510
注: 可以指定对象的ID, 如果ID不存在,会自动创建,追加在Body后面511
*/512
ShowMedia : function (mFile, mFileType, ObjID, mWidth, mHeight) {513
var mediaStr;514
switch(mFileType){515
case "swf":516
mediaStr="<object codeBase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0' classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' width='"+mWidth+"' height='"+mHeight+"'><param name='movie' value='"+mFile+"'><param name='quality' value='high'><param name='AllowScriptAccess' value='never'><embed src='"+mFile+"' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='"+mWidth+"' height='"+mHeight+"'></embed></OBJECT>";517
break;518
default :519
mediaStr="<object width='"+mWidth+"' height='"+mHeight+"' classid='CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6'><param name='url' value='"+mFile+"' /><embed width='"+mWidth+"' height='"+mHeight+"' type='application/x-mplayer2' src='"+mFile+"'></embed></object>";520
}521
522
var mediaDiv = Sams_object.Get(ObjID);523
524
if (mediaDiv) {525
mediaDiv.innerHTML = mediaStr;526
} 527
else528
{529
mediaDiv = document.createElement("div");530
mediaDiv.id = ObjID;531
mediaDiv.innerHTML = mediaStr;532
document.getElementsByTagName('body')[0].appendChild(mediaDiv);533
}534
return false;535
}536
};537
538
/// 样式相关操作539
var Sams_style = {540
/* 改变字体大小541
@objid 对象ID542
@size 字号543
*/544
doZoom : function (objid,size){545
Sams_object.Get(objid).style.fontSize=size+'px';546
},547
548
/* 改变指定对象样式549
@objid 对象ID550
@className 要更改的ClassName551
*/552
ClassName: function(objid, className) {553
Sams_object.Get(objid).className = className;554
},555
556
/* 对象定位557
@obj 要定位的对象558
返回 X.Y 结果的数组对象559
*/560
GotoXY : function (obj) {561
var t=obj.offsetTop; 562
var l=obj.offsetLeft; 563
while(obj=obj.offsetParent){ 564
t+=obj.offsetTop; 565
l+=obj.offsetLeft; 566
}567
return Array(t,l);568
}569
};570
571
/// 科学计算572
var Sams_account = {573
/* 逢1进10计算574
@ 数值575
*/576
GetTen: function (i)577
{578
var items_One,Get_One;579
if (i.length > 1&& (/^\d+$/.test(i)))580
{581
items_One = i.substr(0,i.length-1);582
Get_One = i.substr(i.length-1,1);583
if (parseInt(Get_One)>0)584
{585
items_One = parseInt(items_One)+1;586
items_One = items_One + '0';587
}588
else589
{590
items_One = items_One + '0'; 591
}592
}593
else594
{595
items_One = i;596
}597
return items_One;598
}599
};600
601
/// 数据验证(所有数值返回值均为Bool型)602
var Sams_validate = {603
/* 是否是数字型数据604
@str 字符集605
*/606
IsNumber : function(str){607
if (/^\d+$/.test(str)){return true;}else{return false;}608
},609
610
/* 是否是数字型数据611
@objid 对象ID612
*/613
IsNumberObj : function(objid){614
return this.IsNumber(Sams_object.GetValue(objid));615
},616
617
/* 是否是自然数型数据618
@str 字符集619
*/620
IsInt : function(str){621
if (/^(\+|-)?\d+$/.test(str)){return true;}else{return false;}622
},623
624
/* 是否是自然数型数据625
@objid 对象ID626
*/627
IsIntObj : function(objid){628
return this.IsInt(Sams_object.GetValue(objid));629
},630
631
/* 是否是中文字符632
@str 字符集633
*/634
IsChinese : function(str)635
{636
if (/^[\u4e00-\u9fa5]+$/.test(str)){return true;}else{return false;}637
},638
639
/* 是否是中文字符640
@objid 对象ID641
*/642
IsChineseObj : function(objid)643
{644
return this.IsChinese(Sams_object.GetValue(objid));645
},646
647
/* 是否为英文字母648
@str 字符集649
*/650
IsLower : function(str)651
{652
if (/^[A-Za-z]+$/.test(str)){return true}else{return false;}653
},654
655
/* 是否为英文字母656
@objid 对象ID657
*/658
IsLowerObj : function(objid)659
{660
return this.IsLower(Sams_object.GetValue(objid));661
},662
663
/* 是否为正确的网址664
@str 字符集665
*/666
IsUrl : function(str)667
{668
var myReg = /^((http:[/][/])?\w+([.]\w+|[/]\w*)*)?$/; 669
if(myReg.test(str)){return true;}else{return false;}670
},671
672
/* 是否为正确的网址673
@objid 对象ID674
*/675
IsUrlObj : function(objid)676
{677
return this.IsUrl(Sams_object.GetValue(objid));678
},679
680
/* 是否为正确的Email形式681
@str 字符集682
*/683
IsEmail : function(str)684
{685
var myReg = /^([-_A-Za-z0-9\.]+)@([_A-Za-z0-9]+\.)+[A-Za-z0-9]{2,3}$/; 686
if(myReg.test(str)){return true;}else{return false;}687
},688
689
690
/* 是否为正确的Email形式691
@objid 对象ID692
*/693
IsEmailObj : function(objid)694
{695
return this.IsEmail(Sams_object.GetValue(objid));696
},697
698
/* 是否为正确的手机号码699
@str 字符集700
*/701
IsMobile : function(str)702
{703
var regu =/(^[1][3][0-9]{9}$)|(^0[1][3][0-9]{9}$)/; 704
var re = new RegExp(regu); 705
if (re.test(str)){return true;}else{return false;}706
},707
708
/* 是否为正确的手机号码709
@objid 对象ID710
*/711
IsMobileObj : function(objid)712
{713
return this.IsMobile(Sams_object.GetValue(objid));714
}715
};716
717
/*718
实现Ajax功能719
Sams_ajax.SendRequest('GET', url, null, recall, "addtohome");720
Sams_ajax.SendRequest('GET', url, null, null);721
obj.responseText;722
*/723
var Sams_ajax = {724
_objPool: [],725
_getInstance: function (){726
for (var i = 0; i < this._objPool.length; i ++){727
if (this._objPool[i].readyState == 0 || this._objPool[i].readyState == 4){728
return this._objPool[i];729
}730
}731
this._objPool[this._objPool.length] = this._createObj();732
return this._objPool[this._objPool.length - 1];733
},734
_createObj : function (){735
if (window.XMLHttpRequest){736
var objXMLHttp = new XMLHttpRequest();737
}738
else{739
var MSXML = ['MSXML2.XMLHTTP.5.0', 'MSXML2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP', 'Microsoft.XMLHTTP'];740
for(var n = 0; n < MSXML.length; n ++){741
try{742
var objXMLHttp = new ActiveXObject(MSXML[n]);743
break;744
}745
catch(e){746
}747
}748
} 749
if (objXMLHttp.readyState == null){750
objXMLHttp.readyState = 0;751
objXMLHttp.addEventListener("load", function (){752
objXMLHttp.readyState = 4;753
if (typeof objXMLHttp.onreadystatechange == "function"){754
objXMLHttp.onreadystatechange();755
}756
}, false);757
}758
return objXMLHttp;759
},760
761
/// 开始发送请求762
SendRequest : function (method, url, data, callback,funparam,funparam2){763
var objXMLHttp = this._getInstance();764
with(objXMLHttp){765
try{766
if (url.indexOf("?") > 0){767
url += "&randnum=" + Math.random();768
}769
else{770
url += "?randnum=" + Math.random();771
}772
open(method, url, true); 773
setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');774
send(data);775
onreadystatechange = function (){776
if (objXMLHttp.readyState == 4 && (objXMLHttp.status == 200 || objXMLHttp.status == 304))777
{778
callback(objXMLHttp,funparam,funparam2);779
}else{780
callback(null,funparam,funparam2);781
}782
}783
}784
catch(e){785
alert(e);786
}787
}788
}789
};790
791
/// Cookies操作792
var Sams_cookies = {793
/* cookies设置函数794
@name Cookies名称795
@value 值796
*/797
setCookie : function (name, value)798
{799
try800
{801
var argv = setCookie.arguments;802
var argc = setCookie.arguments.length;803
var expires = (argc > 2) ? argv[2] : null;804
if(expires!=null)805
{806
var LargeExpDate = new Date ();807
LargeExpDate.setTime(LargeExpDate.getTime() + (expires*1000*3600*24));808
}809
document.cookie = name + "=" + escape (value)+((expires == null) ? "" : ("; expires=" +LargeExpDate.toGMTString()));810
return true;811
}812
catch(e)813
{814
return false;815
}816
},817
818
/* cookies读取函数819
@Name Cookies名称820
返回值 Cookies值821
*/822
getCookie : function (Name)823
{824
var search = Name + "="825
if(document.cookie.length > 0) 826
{827
offset = document.cookie.indexOf(search)828
if(offset != -1) 829
{830
offset += search.length831
end = document.cookie.indexOf(";", offset)832
if(end == -1) end = document.cookie.length833
return unescape(document.cookie.substring(offset, end))834
}835
else836
{837
return;838
}839
}840
}841
};842
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