JavaScript公共函数
[在此处输入文章标题]
// JScript 文件
/*
==================================================================
JS 公共函数
080827
============================================================
*/
/*
==================================================================
功能：
============================================================
*/
function IfShow(ShowMsg)
{
if (ShowMsg == "" )
{
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：替换空格（将多个连续空格替换为一个空格）
使用：ReplaceSpace(obj)
返回：string
==================================================================
*/
function ReplaceSpace(str)
{
while ( str.indexOf(" ") >= 0 )
{
str = str.replace(" " ," ");
}
return str;
} /*
==================================================================
功能：非空检查，不忽略空格
提示信息：输入框为空，请输入！
使用：isNull(obj,string)
返回：bool
==================================================================
*/
function isNull(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ; //非空检查
if(obj.value == "")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
} /*
==================================================================
功能：邮箱地址检查
提示信息：未输入邮件地址或邮件地址无效！
使用：MailCheck(obj,string)
返回：bool
==================================================================
*/
function MailCheck(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
if(obj.value!= "")
{
var ok1=obj.value.indexOf("@");
var ok2=obj.value.indexOf(".");
if(!((ok1!=-1)&&(ok2!=-1)))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
var allowstrlist = "&#%<>";
var endvalue = true;
for (i=0;i<obj.value.length;i++)
{
if (allowstrlist.indexOf(obj.value.substr(i,1))!=-1)
{
endvalue=false;
break;
}
}
if(endvalue==false)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
//邮件地址正确
return true;
}
else
{
//请输入电子信箱地址
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
} /*
==================================================================
功能：检查输入的是否为数字
提示信息：未输入或输入的不是一个合法的数字！
使用：isNumeric(obj,string)
返回：bool
==================================================================
*/
function isNumeric(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
var IfTrue = obj.value.search(/^(-|\+)?\d+(\.\d+)?$/) != -1;
if (show && IfTrue ==false)
{
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：打印
使用：Print()
返回：
==================================================================
*/
function Print()
{ document.all.print.style.display = "none";
window.print();
window.close();
} /*
==================================================================
功能：验证身份证号码是否有效
提示信息：未输入或输入身份证号不正确！
使用：isIDno(obj,string)
返回：bool
==================================================================
*/
function isIDno(obj,ShowMsg)
{
var show = IfShow(ShowMsg);
//aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江
",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北
",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏
",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外
"};
var aCity = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51
,52,53,54,61,62,63,64,65,71,81,82,91"
var iSum = 0;
var info = "";
var idCardLength = obj.value.length;
if(!/^\d{17}(\d|x)$/i.test(obj.value)&&!/^\d{15}$/i.test(obj.value))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
//在后面的运算中x相当于数字10,所以转换成a
obj.value = obj.value.replace(/x$/i,"a");
var curCity = obj.value.substr(0,2); if(!(aCity.indexOf(curCity) > 0) )
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
} if (idCardLength==18)
{
sBirthday=obj.value.substr(6,4)+"-"+Number(obj.value.substr(10,2))+"-"+Number(obj.value.subs
tr(12,2));
var d = new Date(sBirthday.replace(/-/g,"/"))
if(sBirthday!=(d.getFullYear()+"-"+ (d.getMonth()+1) + "-" + d.getDate()))
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
for(var i = 17;i>=0;i --)
iSum += (Math.pow(2,i) % 11) * parseInt(obj.value.charAt(17 - i),11);
if(iSum%11!=1)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
else if (idCardLength==15)
{
sBirthday = "19" + obj.value.substr(6,2) + "-" + Number(obj.value.substr(8,2)) + "-" +
Number(obj.value.substr(10,2));
var d = new Date(sBirthday.replace(/-/g,"/"))
var dd = d.getFullYear().toString() + "-" + (d.getMonth()+1) + "-" + d.getDate();
if(sBirthday != dd)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
return true;
}
/*
==================================================================
功能：验证电话号码格式是否正确
提示信息：未输入或输入电话号码格式不正确！
使用：isPhoneNo(obj,string)
返回：bool
==================================================================
*/
function isPhoneNo(obj,ShowMsg)
{
var show = IfShow(ShowMsg);
var phoneNo = obj.value;
var Endvalue = true;
var allowstrlist = "1234567890()-";
if(phoneNo!="")
{
for (i=0;i<phoneNo.length;i++)
{
if (allowstrlist.indexOf(phoneNo.substr(i,1)) == -1)
{
Endvalue = false;
break;
}
}
if(Endvalue == false)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
else
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
return true;
}
/*
==================================================================
功能：判断是否为浮点数、正浮点数、负浮点数、正浮点数+0、负浮点数+0
提示信息：参数错误或输入的不是一个（浮点数）。。
使用：isFloat(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,提示信息)
参数二：
空 浮点数
+ 正浮点数
- 负浮点数
返回：bool
==================================================================
*/
function isFloat(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);
var objStr = obj.value;
var reg;
var bolzero;
if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}
if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}
if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
switch(sign)
{
case "+-":
//浮点数
reg=/^((-?|\+?)\d+)(\.\d+)?$/;
break;
case "+":
if(!bolzero)
{
//正浮点数
reg=/^\+?(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//正浮点数+0
reg=/^\+?\d+(\.\d+)?$/;
}
break;
case "-":
if(!bolzero)
{
//负浮点数
reg=/^-(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//负浮点数+0
reg=/^((-\d+(\.\d+)?)|(0+(\.0+)?))$/;
}
break;
default:
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
break;
}
var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：判断是否为整数、正整数、负整数、正整数+0、负整数+0
提示信息：参数错误或输入的不是一个（整数）。。
使用：isInt(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,显示信息)
空 整数
+ 正整数
- 负整数
返回：bool
==================================================================
*/
function isInt(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);
var objStr = obj.value;
var reg;
var bolzero;
if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}
if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}
if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
switch(sign)
{
case "+-":
//整数
reg=/(^-?|^\+?)\d+$/;
break;
case "+":
if(!bolzero)
{
//正整数
reg=/^\+?[0-9]*[1-9][0-9]*$/;
}
else
{
//正整数+0
//reg=/^\+?\d+$/;
reg=/^\+?[0-9]*[0-9][0-9]*$/;
}
break;
case "-":
if(!bolzero)
{
//负整数
reg=/^-[0-9]*[1-9][0-9]*$/;
}
else
{
//负整数+0
//reg=/^-\d+$/;
reg=/^-[0-9]*[0-9][0-9]*$/;
}
break;
default:
if (show) alert(ShowMsg);<BR> obj.focus();
obj.select();
return false;
break;
}
var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：字符串操作,去除字符串两边的空格
使用：LTrim(string)
返回：string
==================================================================
*/
function LTrim(str)
{
var whitespace = new String(" \t\n\r");
var s = new String(str);
if (whitespace.indexOf(s.charAt(0)) != -1)
{
var j=0, i = s.length;
while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
{
j++;
}
s = s.substring(j, i);
}
return s;
}
/*
==================================================================
功能：去除右边的空格
使用：RTrim(string)
返回：string
==================================================================
*/
function RTrim(str)
{
var whitespace = new String(" \t\n\r");
var s = new String(str);
if (whitespace.indexOf(s.charAt(s.length-1)) != -1)
{
var i = s.length - 1;
while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
{
i--;
}
s = s.substring(0, i+1);
}
return s;
}
//去除前后空格
function Trim(str)
{
return RTrim(LTrim(str));
}
/*
==================================================================
功能：无效字符的检测（不允许输入特殊字符）
提示信息：未输入或输入包含非法字符
使用：CheckChar(obj,Lchar,string)
Lchar：要检查的特殊字符
返回：bool
==================================================================
*/
function CheckChar(obj,Lchar,ShowMsg)
{
var show = IfShow(ShowMsg); var strlist = Lchar; //"\"\ >~!@#$%^&*?<>\"\ ";
//无效字符的检测
if(obj.value!= "")
{
var tmpbool=true;
for (i=0;i<obj.value.length;i++)
{
if(strlist.indexOf(obj.value.substr(i,1))!=-1)
{
tmpbool=false;
break;
}
else
{}
}
if(tmpbool==false)
{
if (show) alert(ShowMsg + strlist);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
else
{
if (show) alert(ShowMsg + strlist);
return false;
}
}
/*
==================================================================
功能：判断是否为日期(格式:yyyy-mm-dd)
提示信息：未输入或输入的日期格式错误！
使用：isDate(obj,string)
返回：bool
==================================================================
*/
function isDate(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
if(obj.value==null)
{
if (show) alert(ShowMsg);
return false;
}
if(obj.value=="")
{
if (show) alert(ShowMsg);
return false;
}
var datePat=/^(\d{2}|\d{4})(\-)(\d{1,2})(\-)(\d{1,2})$/;
var dateStr=obj.value;
// is the format ok?
var matchArray = dateStr.match(datePat);
if (matchArray==null)
{
if (show) alert(ShowMsg);
return false;
}
year=matchArray[1];
month=matchArray[3];
day=matchArray[5]; if (year.length!=4 || month.length!=2 || day.length!=2)
{
if (show) alert(ShowMsg);
return false;
}
if (month < 1 || month > 12)
{
if (show) alert(ShowMsg);
return false;
}
if (day < 1 || day > 31)
{
if (show) alert(ShowMsg);
return false;
} if ((month==4 || month==6 || month==9 || month==11) && day==31)
{
if (show) alert(ShowMsg);
return false;
} if (month==2)
{
var isleap=(year % 4==0 && (year % 100 !=0 || year % 400==0));
if (day>29 || ((day==29) && (!isleap)))
{
if (show) alert(ShowMsg);
return false;
}
}
return true;
} /*
==================================================================
功能：日期大小判断(格式：yyyy-mm-dd)
提示信息：未输入或输入的开始日期大于结束日期！
使用：JudgeDate(obj1,obj2,string)
返回：bool
==================================================================
*/
function JudgeDate(obj1,obj2,ShowMsg)
{
var show = IfShow(ShowMsg) ;
var eva = isDate(obj1,"") && isDate(obj2,"");
if(obj1.value!="" && obj2.value!="" & eva != false)
{
var date1 = obj1.value;
var myDate1 = Date.parse(date1.replace("-","/"));
var date2 = obj2.value;
var myDate2 = Date.parse(date2.replace("-","/"));
if(myDate1 > myDate2)
{
if (show) alert(ShowMsg);
return false;
}
else
{
return true;
}
}
else
{
if (show) alert(ShowMsg);
return false;
}
}
///////////////////////////
function setCopy(_sTxt){try{clipboardData.setData('Text',_sTxt);window.status=_sTxt+'已经复制到剪贴板'}catch(e){}}
function setHome(){try{window.external.AddFavorite(window.document.location,window.document.title)}catch(e){};}
function $(d){try{return document.getElementById(d);}catch(e){return null;}}
function marquees(view,src,cont){
var speed=50 ;
var _demo=$(view); var _demo1=$(src); var _demo2=$(cont);
_demo2.innerHTML=_demo1.innerHTML+_demo1.innerHTML ;
function Marquee(){
if(_demo.offsetWidth<=_demo.scrollLeft){
_demo.scrollLeft=0
}else{
_demo.scrollLeft++
}
//window.status=_demo.offsetWidth+','+_demo.scrollLeft;
}
var MyMar=setInterval(Marquee,speed) ;
_demo.onmouseover=function() {clearInterval(MyMar)}
_demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
}
function xmlhttp(){
try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) {}
try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {}
try { return new XMLHttpRequest(); } catch(e) {}
window.status='XMLHTTP error!'; return null;
}
function setText(http,out,isalert,callback){
if(!isalert){
if(out=='')out='mybody';
var obj=document.getElementById(out);
window.status='数据载入中，请稍候... ...';
obj.innerHTML='<p><img src=/img/loading.gif border=0 width=32 height=32 align=absmiddle>数据载入中，请稍候... ...</P>';
}
var s='';
if (http.readyState == 4) {
window.status='完成';
if(http.status ==200){s=unescape(http.responseText);}else{s='<p>服务器忙或网络不通，请稍后再试。'+http.statusText+'<br>'+unescape(http.responseText)+'</p>';}
if(!isalert){obj.innerHTML=s;if(callback!=''){eval(callback);}
}else{ if(s!=''){ if(callback!=''){eval(callback);}alert(s); } }
delete http;
http=null;
}
}
// a=1;b=2; 从类似字符串中返回a的值var a=getValue(str,'a',';','=');
function getValue(str,v,s1,s2){
str+=s1;
var ary=str.split(s1);
for(var i=0;i<ary.length;i++){
if(ary[i].indexOf(s2)>=0){
if(ary[i].split(s2)[0]==v){
return ary[i].substring(ary[i].indexOf(s2) +s2.length);
}
}
}
return '';
}
function neverDragDivision(fObj) { with (this)
{
if (!fObj) return;
this.bDraged = false;
this.oDragOrig = fObj;
oDragOrig.style.cursor = "move";
oDragOrig.onmousedown = function()
{
var ofs = Offset(oDragOrig);
oDragOrig.style.position = "absolute";
oDragOrig.style.left = ofs.l;
oDragOrig.style.top = ofs.t;
oDragOrig.X = event.clientX - ofs.l;
oDragOrig.Y = event.clientY - ofs.t;
bDraged = true;
};
//this.leftDiv=Offset(document.getElementById('left1'));
oDragOrig.onmousemove = function()
{
if (!bDraged) return;
oDragOrig.setCapture();
//window.status=leftDiv.l+';'+oDragOrig.X+':'+oDragOrig.Y+','+oDragOrig.style.left+':'+oDragOrig.style.top;
var l= event.clientX - oDragOrig.X;
var t = event.clientY - oDragOrig.Y;
//if(Math.abs(l-leftDiv.l)<=50)l=150;
oDragOrig.style.left=l;
oDragOrig.style.top=t;
};
oDragOrig.onmouseup = function()
{
bDraged = false;
oDragOrig.releaseCapture();
};
function Offset(e) {
var t = e.offsetTop;
var l = e.offsetLeft;
var w = e.offsetWidth;
var h = e.offsetHeight;
while(e=e.offsetParent) {
t+=e.offsetTop;
l+=e.offsetLeft;
}
return { t:t, l:l, w:w, h:h }
};
}};
//图片按比例缩放
function changeImg(ImgD,iwidth,iheight){
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0){
if(image.width/image.height>= iwidth/iheight){
if(image.width>iwidth){
ImgD.width=iwidth;
ImgD.height=(image.height*iwidth)/image.width;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt=image.width+"×"+image.height;
}
else{
if(image.height>iheight){
ImgD.height=iheight;
ImgD.width=(image.width*iheight)/image.height;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt=image.width+"×"+image.height;
}
}
}
[在此处输入文章标题]
// JScript 文件
/*
==================================================================
JS 公共函数
080827
============================================================
*/
/*
==================================================================
功能：
============================================================
*/
function IfShow(ShowMsg)
{
if (ShowMsg == "" )
{
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：替换空格（将多个连续空格替换为一个空格）
使用：ReplaceSpace(obj)
返回：string
==================================================================
*/
function ReplaceSpace(str)
{
while ( str.indexOf(" ") >= 0 )
{
str = str.replace(" " ," ");
}
return str;
} /*
==================================================================
功能：非空检查，不忽略空格
提示信息：输入框为空，请输入！
使用：isNull(obj,string)
返回：bool
==================================================================
*/
function isNull(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ; //非空检查
if(obj.value == "")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
} /*
==================================================================
功能：邮箱地址检查
提示信息：未输入邮件地址或邮件地址无效！
使用：MailCheck(obj,string)
返回：bool
==================================================================
*/
function MailCheck(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
if(obj.value!= "")
{
var ok1=obj.value.indexOf("@");
var ok2=obj.value.indexOf(".");
if(!((ok1!=-1)&&(ok2!=-1)))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
var allowstrlist = "&#%<>";
var endvalue = true;
for (i=0;i<obj.value.length;i++)
{
if (allowstrlist.indexOf(obj.value.substr(i,1))!=-1)
{
endvalue=false;
break;
}
}
if(endvalue==false)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
//邮件地址正确
return true;
}
else
{
//请输入电子信箱地址
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
} /*
==================================================================
功能：检查输入的是否为数字
提示信息：未输入或输入的不是一个合法的数字！
使用：isNumeric(obj,string)
返回：bool
==================================================================
*/
function isNumeric(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
var IfTrue = obj.value.search(/^(-|\+)?\d+(\.\d+)?$/) != -1;
if (show && IfTrue ==false)
{
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：打印
使用：Print()
返回：
==================================================================
*/
function Print()
{ document.all.print.style.display = "none";
window.print();
window.close();
} /*
==================================================================
功能：验证身份证号码是否有效
提示信息：未输入或输入身份证号不正确！
使用：isIDno(obj,string)
返回：bool
==================================================================
*/
function isIDno(obj,ShowMsg)
{
var show = IfShow(ShowMsg);
//aCity={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江
",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北
",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏
",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外
"};
var aCity = "11,12,13,14,15,21,22,23,31,32,33,34,35,36,37,41,42,43,44,45,46,50,51
,52,53,54,61,62,63,64,65,71,81,82,91"
var iSum = 0;
var info = "";
var idCardLength = obj.value.length;
if(!/^\d{17}(\d|x)$/i.test(obj.value)&&!/^\d{15}$/i.test(obj.value))
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
//在后面的运算中x相当于数字10,所以转换成a
obj.value = obj.value.replace(/x$/i,"a");
var curCity = obj.value.substr(0,2); if(!(aCity.indexOf(curCity) > 0) )
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
} if (idCardLength==18)
{
sBirthday=obj.value.substr(6,4)+"-"+Number(obj.value.substr(10,2))+"-"+Number(obj.value.subs
tr(12,2));
var d = new Date(sBirthday.replace(/-/g,"/"))
if(sBirthday!=(d.getFullYear()+"-"+ (d.getMonth()+1) + "-" + d.getDate()))
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
for(var i = 17;i>=0;i --)
iSum += (Math.pow(2,i) % 11) * parseInt(obj.value.charAt(17 - i),11);
if(iSum%11!=1)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
else if (idCardLength==15)
{
sBirthday = "19" + obj.value.substr(6,2) + "-" + Number(obj.value.substr(8,2)) + "-" +
Number(obj.value.substr(10,2));
var d = new Date(sBirthday.replace(/-/g,"/"))
var dd = d.getFullYear().toString() + "-" + (d.getMonth()+1) + "-" + d.getDate();
if(sBirthday != dd)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
return true;
}
/*
==================================================================
功能：验证电话号码格式是否正确
提示信息：未输入或输入电话号码格式不正确！
使用：isPhoneNo(obj,string)
返回：bool
==================================================================
*/
function isPhoneNo(obj,ShowMsg)
{
var show = IfShow(ShowMsg);
var phoneNo = obj.value;
var Endvalue = true;
var allowstrlist = "1234567890()-";
if(phoneNo!="")
{
for (i=0;i<phoneNo.length;i++)
{
if (allowstrlist.indexOf(phoneNo.substr(i,1)) == -1)
{
Endvalue = false;
break;
}
}
if(Endvalue == false)
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
else
{
if (show)
alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
return true;
}
/*
==================================================================
功能：判断是否为浮点数、正浮点数、负浮点数、正浮点数+0、负浮点数+0
提示信息：参数错误或输入的不是一个（浮点数）。。
使用：isFloat(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,提示信息)
参数二：
空 浮点数
+ 正浮点数
- 负浮点数
返回：bool
==================================================================
*/
function isFloat(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);
var objStr = obj.value;
var reg;
var bolzero;
if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}
if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}
if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
switch(sign)
{
case "+-":
//浮点数
reg=/^((-?|\+?)\d+)(\.\d+)?$/;
break;
case "+":
if(!bolzero)
{
//正浮点数
reg=/^\+?(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//正浮点数+0
reg=/^\+?\d+(\.\d+)?$/;
}
break;
case "-":
if(!bolzero)
{
//负浮点数
reg=/^-(([0-9]+\.[0-9]*[1-9][0-9]*)|([0-9]*[1-9][0-9]*\.[0-9]+)|([0-9]*[1-9][0-9]*))$/;
}
else
{
//负浮点数+0
reg=/^((-\d+(\.\d+)?)|(0+(\.0+)?))$/;
}
break;
default:
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
break;
}
var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：判断是否为整数、正整数、负整数、正整数+0、负整数+0
提示信息：参数错误或输入的不是一个（整数）。。
使用：isInt(obj,string,int or string,string)
(测试对象,+ or - or empty,empty or 0,显示信息)
空 整数
+ 正整数
- 负整数
返回：bool
==================================================================
*/
function isInt(obj,sign,zero,ShowMsg)
{
var show = IfShow(ShowMsg);
var objStr = obj.value;
var reg;
var bolzero;
if(Trim(objStr)=="")
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
objStr=objStr.toString();
}
if((sign==null)||(Trim(sign)==""))
{
sign="+-";
}
if((zero==null)||(Trim(zero)==""))
{
bolzero=false;
}
else
{
zero=zero.toString();
if(zero==0)
{
bolzero=true;
}
else
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
}
switch(sign)
{
case "+-":
//整数
reg=/(^-?|^\+?)\d+$/;
break;
case "+":
if(!bolzero)
{
//正整数
reg=/^\+?[0-9]*[1-9][0-9]*$/;
}
else
{
//正整数+0
//reg=/^\+?\d+$/;
reg=/^\+?[0-9]*[0-9][0-9]*$/;
}
break;
case "-":
if(!bolzero)
{
//负整数
reg=/^-[0-9]*[1-9][0-9]*$/;
}
else
{
//负整数+0
//reg=/^-\d+$/;
reg=/^-[0-9]*[0-9][0-9]*$/;
}
break;
default:
if (show) alert(ShowMsg);<BR> obj.focus();
obj.select();
return false;
break;
}
var r=objStr.match(reg);
if(r==null)
{
if (show) alert(ShowMsg);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
/*
==================================================================
功能：字符串操作,去除字符串两边的空格
使用：LTrim(string)
返回：string
==================================================================
*/
function LTrim(str)
{
var whitespace = new String(" \t\n\r");
var s = new String(str);
if (whitespace.indexOf(s.charAt(0)) != -1)
{
var j=0, i = s.length;
while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
{
j++;
}
s = s.substring(j, i);
}
return s;
}
/*
==================================================================
功能：去除右边的空格
使用：RTrim(string)
返回：string
==================================================================
*/
function RTrim(str)
{
var whitespace = new String(" \t\n\r");
var s = new String(str);
if (whitespace.indexOf(s.charAt(s.length-1)) != -1)
{
var i = s.length - 1;
while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
{
i--;
}
s = s.substring(0, i+1);
}
return s;
}
//去除前后空格
function Trim(str)
{
return RTrim(LTrim(str));
}
/*
==================================================================
功能：无效字符的检测（不允许输入特殊字符）
提示信息：未输入或输入包含非法字符
使用：CheckChar(obj,Lchar,string)
Lchar：要检查的特殊字符
返回：bool
==================================================================
*/
function CheckChar(obj,Lchar,ShowMsg)
{
var show = IfShow(ShowMsg); var strlist = Lchar; //"\"\ >~!@#$%^&*?<>\"\ ";
//无效字符的检测
if(obj.value!= "")
{
var tmpbool=true;
for (i=0;i<obj.value.length;i++)
{
if(strlist.indexOf(obj.value.substr(i,1))!=-1)
{
tmpbool=false;
break;
}
else
{}
}
if(tmpbool==false)
{
if (show) alert(ShowMsg + strlist);
obj.focus();
obj.select();
return false;
}
else
{
return true;
}
}
else
{
if (show) alert(ShowMsg + strlist);
return false;
}
}
/*
==================================================================
功能：判断是否为日期(格式:yyyy-mm-dd)
提示信息：未输入或输入的日期格式错误！
使用：isDate(obj,string)
返回：bool
==================================================================
*/
function isDate(obj,ShowMsg)
{
var show = IfShow(ShowMsg) ;
if(obj.value==null)
{
if (show) alert(ShowMsg);
return false;
}
if(obj.value=="")
{
if (show) alert(ShowMsg);
return false;
}
var datePat=/^(\d{2}|\d{4})(\-)(\d{1,2})(\-)(\d{1,2})$/;
var dateStr=obj.value;
// is the format ok?
var matchArray = dateStr.match(datePat);
if (matchArray==null)
{
if (show) alert(ShowMsg);
return false;
}
year=matchArray[1];
month=matchArray[3];
day=matchArray[5]; if (year.length!=4 || month.length!=2 || day.length!=2)
{
if (show) alert(ShowMsg);
return false;
}
if (month < 1 || month > 12)
{
if (show) alert(ShowMsg);
return false;
}
if (day < 1 || day > 31)
{
if (show) alert(ShowMsg);
return false;
} if ((month==4 || month==6 || month==9 || month==11) && day==31)
{
if (show) alert(ShowMsg);
return false;
} if (month==2)
{
var isleap=(year % 4==0 && (year % 100 !=0 || year % 400==0));
if (day>29 || ((day==29) && (!isleap)))
{
if (show) alert(ShowMsg);
return false;
}
}
return true;
} /*
==================================================================
功能：日期大小判断(格式：yyyy-mm-dd)
提示信息：未输入或输入的开始日期大于结束日期！
使用：JudgeDate(obj1,obj2,string)
返回：bool
==================================================================
*/
function JudgeDate(obj1,obj2,ShowMsg)
{
var show = IfShow(ShowMsg) ;
var eva = isDate(obj1,"") && isDate(obj2,"");
if(obj1.value!="" && obj2.value!="" & eva != false)
{
var date1 = obj1.value;
var myDate1 = Date.parse(date1.replace("-","/"));
var date2 = obj2.value;
var myDate2 = Date.parse(date2.replace("-","/"));
if(myDate1 > myDate2)
{
if (show) alert(ShowMsg);
return false;
}
else
{
return true;
}
}
else
{
if (show) alert(ShowMsg);
return false;
}
}
///////////////////////////
function setCopy(_sTxt){try{clipboardData.setData('Text',_sTxt);window.status=_sTxt+'已经复制到剪贴板'}catch(e){}}
function setHome(){try{window.external.AddFavorite(window.document.location,window.document.title)}catch(e){};}
function $(d){try{return document.getElementById(d);}catch(e){return null;}}
function marquees(view,src,cont){
var speed=50 ;
var _demo=$(view); var _demo1=$(src); var _demo2=$(cont);
_demo2.innerHTML=_demo1.innerHTML+_demo1.innerHTML ;
function Marquee(){
if(_demo.offsetWidth<=_demo.scrollLeft){
_demo.scrollLeft=0
}else{
_demo.scrollLeft++
}
//window.status=_demo.offsetWidth+','+_demo.scrollLeft;
}
var MyMar=setInterval(Marquee,speed) ;
_demo.onmouseover=function() {clearInterval(MyMar)}
_demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
}
function xmlhttp(){
try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) {}
try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {}
try { return new XMLHttpRequest(); } catch(e) {}
window.status='XMLHTTP error!'; return null;
}
function setText(http,out,isalert,callback){
if(!isalert){
if(out=='')out='mybody';
var obj=document.getElementById(out);
window.status='数据载入中，请稍候... ...';
obj.innerHTML='<p><img src=/img/loading.gif border=0 width=32 height=32 align=absmiddle>数据载入中，请稍候... ...</P>';
}
var s='';
if (http.readyState == 4) {
window.status='完成';
if(http.status ==200){s=unescape(http.responseText);}else{s='<p>服务器忙或网络不通，请稍后再试。'+http.statusText+'<br>'+unescape(http.responseText)+'</p>';}
if(!isalert){obj.innerHTML=s;if(callback!=''){eval(callback);}
}else{ if(s!=''){ if(callback!=''){eval(callback);}alert(s); } }
delete http;
http=null;
}
}
// a=1;b=2; 从类似字符串中返回a的值var a=getValue(str,'a',';','=');
function getValue(str,v,s1,s2){
str+=s1;
var ary=str.split(s1);
for(var i=0;i<ary.length;i++){
if(ary[i].indexOf(s2)>=0){
if(ary[i].split(s2)[0]==v){
return ary[i].substring(ary[i].indexOf(s2) +s2.length);
}
}
}
return '';
}
function neverDragDivision(fObj) { with (this)
{
if (!fObj) return;
this.bDraged = false;
this.oDragOrig = fObj;
oDragOrig.style.cursor = "move";
oDragOrig.onmousedown = function()
{
var ofs = Offset(oDragOrig);
oDragOrig.style.position = "absolute";
oDragOrig.style.left = ofs.l;
oDragOrig.style.top = ofs.t;
oDragOrig.X = event.clientX - ofs.l;
oDragOrig.Y = event.clientY - ofs.t;
bDraged = true;
};
//this.leftDiv=Offset(document.getElementById('left1'));
oDragOrig.onmousemove = function()
{
if (!bDraged) return;
oDragOrig.setCapture();
//window.status=leftDiv.l+';'+oDragOrig.X+':'+oDragOrig.Y+','+oDragOrig.style.left+':'+oDragOrig.style.top;
var l= event.clientX - oDragOrig.X;
var t = event.clientY - oDragOrig.Y;
//if(Math.abs(l-leftDiv.l)<=50)l=150;
oDragOrig.style.left=l;
oDragOrig.style.top=t;
};
oDragOrig.onmouseup = function()
{
bDraged = false;
oDragOrig.releaseCapture();
};
function Offset(e) {
var t = e.offsetTop;
var l = e.offsetLeft;
var w = e.offsetWidth;
var h = e.offsetHeight;
while(e=e.offsetParent) {
t+=e.offsetTop;
l+=e.offsetLeft;
}
return { t:t, l:l, w:w, h:h }
};
}};
//图片按比例缩放
function changeImg(ImgD,iwidth,iheight){
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0){
if(image.width/image.height>= iwidth/iheight){
if(image.width>iwidth){
ImgD.width=iwidth;
ImgD.height=(image.height*iwidth)/image.width;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt=image.width+"×"+image.height;
}
else{
if(image.height>iheight){
ImgD.height=iheight;
ImgD.width=(image.width*iheight)/image.height;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
ImgD.alt=image.width+"×"+image.height;
}
}
}
